Merge branch 'develop' of https://gitea.gc-si.dev/gc/wing-ops into feature/wing-disign-system

.claude/settings.json

@@ -5,29 +5,29 @@
   },
   "permissions": {
     "allow": [
-      "Bash(npm run *)",
-      "Bash(npm install *)",
-      "Bash(npm test *)",
-      "Bash(npx *)",
-      "Bash(node *)",
-      "Bash(git status)",
-      "Bash(git diff *)",
-      "Bash(git log *)",
+      "Bash(curl -s *)",
+      "Bash(fnm *)",
+      "Bash(git add *)",
       "Bash(git branch *)",
       "Bash(git checkout *)",
-      "Bash(git add *)",
       "Bash(git commit *)",
-      "Bash(git pull *)",
-      "Bash(git fetch *)",
-      "Bash(git merge *)",
-      "Bash(git stash *)",
-      "Bash(git remote *)",
       "Bash(git config *)",
+      "Bash(git diff *)",
+      "Bash(git fetch *)",
+      "Bash(git log *)",
+      "Bash(git merge *)",
+      "Bash(git pull *)",
+      "Bash(git remote *)",
       "Bash(git rev-parse *)",
       "Bash(git show *)",
+      "Bash(git stash *)",
+      "Bash(git status)",
       "Bash(git tag *)",
-      "Bash(curl -s *)",
-      "Bash(fnm *)"
+      "Bash(node *)",
+      "Bash(npm install *)",
+      "Bash(npm run *)",
+      "Bash(npm test *)",
+      "Bash(npx *)"
     ],
     "deny": [
       "Bash(git push --force*)",
@@ -83,5 +83,7 @@
         ]
       }
     ]
-  }
+  },
+  "deny": [],
+  "allow": []
 }

.claude/workflow-version.json

@@ -1,6 +1,6 @@
 {
   "applied_global_version": "1.6.1",
-  "applied_date": "2026-03-11",
+  "applied_date": "2026-03-13",
   "project_type": "react-ts",
   "gitea_url": "https://gitea.gc-si.dev",
   "custom_pre_commit": true

backend/src/prediction/predictionService.ts

@@ -18,6 +18,7 @@ interface PredictionAnalysis {
   backtrackStatus: string;
   analyst: string;
   officeName: string;
+  acdntSttsCd: string;
 }
 
 interface PredictionDetail {
@@ -129,6 +130,7 @@ export async function listAnalyses(input: ListAnalysesInput): Promise<Prediction
     SELECT
       A.ACDNT_SN,
       A.ACDNT_NM,
+      A.ACDNT_STTS_CD,
       A.OCCRN_DTM,
       A.LAT,
       A.LNG,
@@ -186,6 +188,7 @@ export async function listAnalyses(input: ListAnalysesInput): Promise<Prediction
     backtrackStatus: String(row['backtrack_status'] ?? 'pending').toLowerCase(),
     analyst: String(row['analyst_nm'] ?? ''),
     officeName: String(row['office_nm'] ?? ''),
+    acdntSttsCd: String(row['acdnt_stts_cd'] ?? 'ACTIVE'),
   }));
 }
 

backend/src/routes/simulation.ts

@@ -47,6 +47,30 @@ const UNIT_MAP: Record<string, string> = {
   'kL': 'KL', 'ton': 'TON', 'barrel': 'BBL',
 }
 
+// ============================================================
+// 신규 생성된 ACDNT/SPIL_DATA/PRED_EXEC 롤백 헬퍼
+// Python 호출 실패 시 이번 요청에서 생성된 레코드만 삭제한다.
+// ============================================================
+async function rollbackNewRecords(
+  predExecSn: number | null,
+  newSpilDataSn: number | null,
+  newAcdntSn: number | null
+): Promise<void> {
+  try {
+    if (predExecSn !== null) {
+      await wingPool.query('DELETE FROM wing.PRED_EXEC WHERE PRED_EXEC_SN=$1', [predExecSn])
+    }
+    if (newSpilDataSn !== null) {
+      await wingPool.query('DELETE FROM wing.SPIL_DATA WHERE SPIL_DATA_SN=$1', [newSpilDataSn])
+    }
+    if (newAcdntSn !== null) {
+      await wingPool.query('DELETE FROM wing.ACDNT WHERE ACDNT_SN=$1', [newAcdntSn])
+    }
+  } catch (cleanupErr) {
+    console.error('[simulation] 롤백 실패:', cleanupErr)
+  }
+}
+
 // ============================================================
 // POST /api/simulation/run
 // 확산 시뮬레이션 실행 (OpenDrift)
@@ -92,9 +116,30 @@ router.post('/run', requireAuth, async (req: Request, res: Response) => {
       return res.status(400).json({ error: '사고명은 200자 이내여야 합니다.' })
     }
 
+    // 2. Python NC 파일 존재 여부 확인 (ACDNT 생성 전에 수행하여 고아 레코드 방지)
+    try {
+      const checkRes = await fetch(`${PYTHON_API_URL}/check-nc`, {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({ lat, lon, startTime }),
+        signal: AbortSignal.timeout(5000),
+      })
+      if (!checkRes.ok) {
+        return res.status(409).json({
+          error: '해당 좌표의 해양 기상 데이터가 없습니다.',
+          message: 'NC 파일이 준비되지 않았습니다.',
+        })
+      }
+    } catch {
+      // Python 서버 미기동 — 5번에서 처리
+    }
+
     // 1-B. acdntSn 미제공 시 ACDNT + SPIL_DATA 생성
     let resolvedAcdntSn: number | null = rawAcdntSn ? Number(rawAcdntSn) : null
     let resolvedSpilDataSn: number | null = null
+    // 이번 요청에서 신규 생성된 레코드 추적 (Python 실패 시 롤백 대상)
+    let newlyCreatedAcdntSn: number | null = null
+    let newlyCreatedSpilDataSn: number | null = null
 
     if (!resolvedAcdntSn && acdntNm) {
       try {
@@ -116,6 +161,7 @@ router.post('/run', requireAuth, async (req: Request, res: Response) => {
           [acdntNm.trim(), occrn, lat, lon]
         )
         resolvedAcdntSn = acdntRes.rows[0].acdnt_sn as number
+        newlyCreatedAcdntSn = resolvedAcdntSn
 
         const spilRes = await wingPool.query(
           `INSERT INTO wing.SPIL_DATA (ACDNT_SN, OIL_TP_CD, SPIL_QTY, SPIL_UNIT_CD, SPIL_TP_CD, FCST_HR, REG_DTM)
@@ -131,30 +177,13 @@ router.post('/run', requireAuth, async (req: Request, res: Response) => {
           ]
         )
         resolvedSpilDataSn = spilRes.rows[0].spil_data_sn as number
+        newlyCreatedSpilDataSn = resolvedSpilDataSn
       } catch (dbErr) {
         console.error('[simulation] ACDNT/SPIL_DATA INSERT 실패:', dbErr)
         return res.status(500).json({ error: '사고 정보 생성 실패' })
       }
     }
 
-    // 2. Python NC 파일 존재 여부 확인
-    try {
-      const checkRes = await fetch(`${PYTHON_API_URL}/check-nc`, {
-        method: 'POST',
-        headers: { 'Content-Type': 'application/json' },
-        body: JSON.stringify({ lat, lon, startTime }),
-        signal: AbortSignal.timeout(5000),
-      })
-      if (!checkRes.ok) {
-        return res.status(409).json({
-          error: '해당 좌표의 해양 기상 데이터가 없습니다.',
-          message: 'NC 파일이 준비되지 않았습니다.',
-        })
-      }
-    } catch {
-      // Python 서버 미기동 — 5번에서 처리
-    }
-
     // 3. 기존 사고의 경우 SPIL_DATA_SN 조회
     if (resolvedAcdntSn && !resolvedSpilDataSn) {
       try {
@@ -215,6 +244,7 @@ router.post('/run', requireAuth, async (req: Request, res: Response) => {
           `UPDATE wing.PRED_EXEC SET EXEC_STTS_CD='FAILED', ERR_MSG=$1, CMPL_DTM=NOW() WHERE PRED_EXEC_SN=$2`,
           [errData.error || '분석 서버 포화', predExecSn]
         )
+        await rollbackNewRecords(predExecSn, newlyCreatedSpilDataSn, newlyCreatedAcdntSn)
         return res.status(503).json({ error: errData.error || '분석 서버가 사용 중입니다. 잠시 후 재시도해 주세요.' })
       }
 
@@ -229,6 +259,7 @@ router.post('/run', requireAuth, async (req: Request, res: Response) => {
         `UPDATE wing.PRED_EXEC SET EXEC_STTS_CD='FAILED', ERR_MSG='Python 분석 서버에 연결할 수 없습니다.', CMPL_DTM=NOW() WHERE PRED_EXEC_SN=$1`,
         [predExecSn]
       )
+      await rollbackNewRecords(predExecSn, newlyCreatedSpilDataSn, newlyCreatedAcdntSn)
       return res.status(503).json({ error: 'Python 분석 서버에 연결할 수 없습니다.' })
     }
 

docs/RELEASE-NOTES.md

@@ -4,27 +4,21 @@
 
 ## [Unreleased]
 
+## [2026-03-13]
+
 ### 추가
+- 오염분석 다각형/원 분석 기능 구현
+- 시뮬레이션 에러 모달 추가
 - 해류 캔버스 파티클 레이어 추가
 
-## [2026-03-11.2]
-
-### 추가
-- OpenDrift 유류 확산 시뮬레이션 통합 (비동기 폴링 구조)
-- flyTo 완료 후 자동 재생 기능
-- 이미지 분석 서버 Docker 패키징 (CPU 전용 환경)
-- SPIL_DATA 이미지 분석 결과 컬럼 인라인 통합
-- CPU 전용 Docker 환경 구축 (Dockerfile.cpu, docker-compose.cpu.yml)
+### 수정
+- useSubMenu useEffect import 누락 수정
 
 ### 변경
-- 이미지 분석/보고서/항공 UI 개선
-- CCTV/관리자 고도화
+- 보고서 해안부착 현황 개선
 
 ### 기타
-- 팀 워크플로우 v1.6.1 적용일 갱신
-- 팀 워크플로우 v1.6.1 동기화 (custom_pre_commit 프로젝트 해시 불일치 해결)
-- 팀 워크플로우 v1.6.0 동기화 (해시 기반 자동 최신화, push/mr/release 워크플로우 체크, 팀 관리 파일 gitignore 처리)
-- 팀 워크플로우 v1.5.0 동기화 (스킬 7종 업데이트, version 스킬 신규, release-notes-guide 추가)
+- 팀 워크플로우 동기화 (v1.6.1)
 
 ## [2026-03-11]
 
@@ -36,18 +30,27 @@
 - 관리자 화면 고도화 — 사용자/권한/게시판/선박신호 패널
 - CCTV 오일 감지 GPU 추론 연동 및 HNS 초기 핀 제거
 - 유류오염보장계약 시드 데이터 추가 (1391건)
+- OpenDrift 유류 확산 시뮬레이션 통합 (비동기 폴링 구조)
+- flyTo 완료 후 자동 재생 기능
+- 이미지 분석 서버 Docker 패키징 (CPU 전용 환경)
+- SPIL_DATA 이미지 분석 결과 컬럼 인라인 통합
+- CPU 전용 Docker 환경 구축 (Dockerfile.cpu, docker-compose.cpu.yml)
 
 ### 수정
 - /orgs 라우트를 /:id 앞에 등록하여 라우트 매칭 수정
 
+### 변경
+- 이미지 분석/보고서/항공 UI 개선
+- CCTV/관리자 고도화
+
 ### 문서
 - 프로젝트 문서 최신화 (KHOA API, Vite 프록시)
 
 ### 기타
 - CLAUDE_BOT_TOKEN 갱신
-- 팀 워크플로우 v1.6.1 동기화
-- 팀 워크플로우 v1.6.0 동기화
-- 팀 워크플로우 v1.5.0 동기화
+- 팀 워크플로우 v1.6.1 동기화 (custom_pre_commit 프로젝트 해시 불일치 해결, 적용일 갱신)
+- 팀 워크플로우 v1.6.0 동기화 (해시 기반 자동 최신화, push/mr/release 워크플로우 체크, 팀 관리 파일 gitignore 처리)
+- 팀 워크플로우 v1.5.0 동기화 (스킬 7종 업데이트, version 스킬 신규, release-notes-guide 추가)
 
 ## [2026-03-01]
 

frontend/package-lock.json

@@ -25,6 +25,7 @@
         "@vis.gl/react-maplibre": "^8.1.0",
         "axios": "^1.13.5",
         "emoji-mart": "^5.6.0",
+        "exifr": "^7.1.3",
         "hls.js": "^1.6.15",
         "jszip": "^3.10.1",
         "lucide-react": "^0.564.0",
@@ -3848,6 +3849,12 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/exifr": {
+      "version": "7.1.3",
+      "resolved": "https://registry.npmjs.org/exifr/-/exifr-7.1.3.tgz",
+      "integrity": "sha512-g/aje2noHivrRSLbAUtBPWFbxKdKhgj/xr1vATDdUXPOFYJlQ62Ft0oy+72V6XLIpDJfHs6gXLbBLAolqOXYRw==",
+      "license": "MIT"
+    },
     "node_modules/extend-shallow": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",

frontend/package.json

@@ -27,6 +27,7 @@
     "@vis.gl/react-maplibre": "^8.1.0",
     "axios": "^1.13.5",
     "emoji-mart": "^5.6.0",
+    "exifr": "^7.1.3",
     "hls.js": "^1.6.15",
     "jszip": "^3.10.1",
     "lucide-react": "^0.564.0",

frontend/src/common/components/layout/TopBar.tsx

@@ -73,6 +73,25 @@ export function TopBar({ activeTab, onTabChange }: TopBarProps) {
             </button>
             )
           })}
+
+          {/* 실시간 상황관리 */}
+          <button
+            onClick={() => window.open(import.meta.env.VITE_SITUATIONAL_URL ?? 'http://localhost:5174', '_blank')}
+            className={`
+              px-2.5 xl:px-4 py-2 rounded-sm text-[13px] transition-all duration-200
+              font-korean tracking-[0.2px] font-semibold
+              border-l border-l-[rgba(239,68,68,0.25)] ml-1
+              text-[#f87171] hover:text-[#fca5a5] hover:bg-[rgba(239,68,68,0.1)]
+              flex items-center gap-1.5
+            `}
+            title="실시간 상황관리"
+          >
+            <span className="hidden xl:flex items-center gap-1.5">
+              <span className="w-1.5 h-1.5 rounded-full bg-[#f87171] animate-pulse inline-block" />
+              실시간 상황관리
+            </span>
+            <span className="xl:hidden text-[16px] leading-none">🛰</span>
+          </button>
         </div>
       </div>
 

frontend/src/common/components/map/MapView.tsx

@@ -1,7 +1,7 @@
 import { useState, useMemo, useEffect, useCallback, useRef } from 'react'
 import { Map, Marker, Popup, Source, Layer, useControl, useMap } from '@vis.gl/react-maplibre'
 import { MapboxOverlay } from '@deck.gl/mapbox'
-import { ScatterplotLayer, PathLayer, TextLayer, BitmapLayer } from '@deck.gl/layers'
+import { ScatterplotLayer, PathLayer, TextLayer, BitmapLayer, PolygonLayer } from '@deck.gl/layers'
 import type { PickingInfo, Layer as DeckLayer } from '@deck.gl/core'
 import type { StyleSpecification } from 'maplibre-gl'
 import type { MapLayerMouseEvent } from 'maplibre-gl'
@@ -189,6 +189,15 @@ interface MapViewProps {
   mapCaptureRef?: React.MutableRefObject<(() => string | null) | null>
   onIncidentFlyEnd?: () => void
   flyToIncident?: { lon: number; lat: number }
+  showCurrent?: boolean
+  showWind?: boolean
+  showBeached?: boolean
+  showTimeLabel?: boolean
+  simulationStartTime?: string
+  drawAnalysisMode?: 'polygon' | 'circle' | null
+  analysisPolygonPoints?: Array<{ lat: number; lon: number }>
+  analysisCircleCenter?: { lat: number; lon: number } | null
+  analysisCircleRadiusM?: number
 }
 
 // deck.gl 오버레이 컴포넌트 (MapLibre 컨트롤로 등록, interleaved)
@@ -311,6 +320,15 @@ export function MapView({
   mapCaptureRef,
   onIncidentFlyEnd,
   flyToIncident,
+  showCurrent = true,
+  showWind = true,
+  showBeached = false,
+  showTimeLabel = false,
+  simulationStartTime,
+  drawAnalysisMode = null,
+  analysisPolygonPoints = [],
+  analysisCircleCenter,
+  analysisCircleRadiusM = 0,
 }: MapViewProps) {
   const { mapToggles } = useMapStore()
   const isControlled = externalCurrentTime !== undefined
@@ -393,8 +411,10 @@ export function MapView({
           getPosition: (d: (typeof visibleParticles)[0]) => [d.lon, d.lat],
           getRadius: 3,
           getFillColor: (d: (typeof visibleParticles)[0]) => {
-            // 1순위: stranded 입자 → 빨간색
-            if (d.stranded === 1) return [239, 68, 68, 220] as [number, number, number, number]
+            // 1순위: stranded 입자 → showBeached=true 시 빨간색, false 시 회색
+            if (d.stranded === 1) return showBeached
+              ? [239, 68, 68, 220] as [number, number, number, number]
+              : [130, 130, 130, 70] as [number, number, number, number]
             // 2순위: 현재 활성 스텝 → 모델 기본 색상
             if (d.time === activeStep) {
               const modelKey = d.model || Array.from(selectedModels)[0] || 'OpenDrift'
@@ -427,7 +447,7 @@ export function MapView({
             }
           },
           updateTriggers: {
-            getFillColor: [selectedModels, currentTime],
+            getFillColor: [selectedModels, currentTime, showBeached],
           },
         })
       )
@@ -529,6 +549,91 @@ export function MapView({
       )
     }
 
+    // --- 오염분석 다각형 그리기 ---
+    if (analysisPolygonPoints.length > 0) {
+      if (analysisPolygonPoints.length >= 3) {
+        result.push(
+          new PolygonLayer({
+            id: 'analysis-polygon-fill',
+            data: [{ polygon: analysisPolygonPoints.map(p => [p.lon, p.lat] as [number, number]) }],
+            getPolygon: (d: { polygon: [number, number][] }) => d.polygon,
+            getFillColor: [168, 85, 247, 40],
+            getLineColor: [168, 85, 247, 220],
+            getLineWidth: 2,
+            stroked: true,
+            filled: true,
+            lineWidthMinPixels: 2,
+          })
+        )
+      }
+      result.push(
+        new PathLayer({
+          id: 'analysis-polygon-outline',
+          data: [{
+            path: [
+              ...analysisPolygonPoints.map(p => [p.lon, p.lat] as [number, number]),
+              ...(analysisPolygonPoints.length >= 3 ? [[analysisPolygonPoints[0].lon, analysisPolygonPoints[0].lat] as [number, number]] : []),
+            ],
+          }],
+          getPath: (d: { path: [number, number][] }) => d.path,
+          getColor: [168, 85, 247, 220],
+          getWidth: 2,
+          getDashArray: [8, 4],
+          dashJustified: true,
+          widthMinPixels: 2,
+        })
+      )
+      result.push(
+        new ScatterplotLayer({
+          id: 'analysis-polygon-points',
+          data: analysisPolygonPoints.map(p => ({ position: [p.lon, p.lat] as [number, number] })),
+          getPosition: (d: { position: [number, number] }) => d.position,
+          getRadius: 5,
+          getFillColor: [168, 85, 247, 255],
+          getLineColor: [255, 255, 255, 255],
+          getLineWidth: 2,
+          stroked: true,
+          radiusMinPixels: 5,
+          radiusMaxPixels: 8,
+        })
+      )
+    }
+
+    // --- 오염분석 원 그리기 ---
+    if (analysisCircleCenter) {
+      result.push(
+        new ScatterplotLayer({
+          id: 'analysis-circle-center',
+          data: [{ position: [analysisCircleCenter.lon, analysisCircleCenter.lat] as [number, number] }],
+          getPosition: (d: { position: [number, number] }) => d.position,
+          getRadius: 6,
+          getFillColor: [168, 85, 247, 255],
+          getLineColor: [255, 255, 255, 255],
+          getLineWidth: 2,
+          stroked: true,
+          radiusMinPixels: 6,
+          radiusMaxPixels: 9,
+        })
+      )
+      if (analysisCircleRadiusM > 0) {
+        result.push(
+          new ScatterplotLayer({
+            id: 'analysis-circle-area',
+            data: [{ position: [analysisCircleCenter.lon, analysisCircleCenter.lat] as [number, number] }],
+            getPosition: (d: { position: [number, number] }) => d.position,
+            getRadius: analysisCircleRadiusM,
+            radiusUnits: 'meters',
+            getFillColor: [168, 85, 247, 35],
+            getLineColor: [168, 85, 247, 200],
+            getLineWidth: 2,
+            stroked: true,
+            filled: true,
+            lineWidthMinPixels: 2,
+          })
+        )
+      }
+    }
+
     // --- HNS 대기확산 히트맵 (BitmapLayer, 고정 이미지) ---
     if (dispersionHeatmap && dispersionHeatmap.length > 0) {
       const maxConc = Math.max(...dispersionHeatmap.map(p => p.concentration));
@@ -782,8 +887,39 @@ export function MapView({
       )
     }
 
+    // --- 시간 표시 라벨 (TextLayer) ---
+    if (visibleCenters.length > 0 && showTimeLabel) {
+      const baseTime = simulationStartTime ? new Date(simulationStartTime) : null;
+      const pad = (n: number) => String(n).padStart(2, '0');
+      result.push(
+        new TextLayer({
+          id: 'time-labels',
+          data: visibleCenters,
+          getPosition: (d: (typeof visibleCenters)[0]) => [d.lon, d.lat],
+          getText: (d: (typeof visibleCenters)[0]) => {
+            if (baseTime) {
+              const dt = new Date(baseTime.getTime() + d.time * 3600 * 1000);
+              return `${dt.getFullYear()}-${pad(dt.getMonth() + 1)}-${pad(dt.getDate())} ${pad(dt.getHours())}:${pad(dt.getMinutes())}`;
+            }
+            return `+${d.time}h`;
+          },
+          getSize: 12,
+          getColor: [255, 220, 50, 220] as [number, number, number, number],
+          getPixelOffset: [0, 16] as [number, number],
+          fontWeight: 'bold',
+          outlineWidth: 2,
+          outlineColor: [15, 21, 36, 200] as [number, number, number, number],
+          billboard: true,
+          sizeUnits: 'pixels' as const,
+          updateTriggers: {
+            getText: [simulationStartTime, currentTime],
+          },
+        })
+      )
+    }
+
     // --- 바람 화살표 (TextLayer) ---
-    if (incidentCoord && windData.length > 0) {
+    if (incidentCoord && windData.length > 0 && showWind) {
       type ArrowPoint = { lon: number; lat: number; bearing: number; speed: number }
 
       const activeWindStep = windData[currentTime] ?? windData[0] ?? []
@@ -829,6 +965,8 @@ export function MapView({
     boomLines, isDrawingBoom, drawingPoints,
     dispersionResult, dispersionHeatmap, incidentCoord, backtrackReplay,
     sensitiveResources, centerPoints, windData,
+    showWind, showBeached, showTimeLabel, simulationStartTime,
+    analysisPolygonPoints, analysisCircleCenter, analysisCircleRadiusM,
   ])
 
   // 3D 모드에 따른 지도 스타일 전환
@@ -844,7 +982,7 @@ export function MapView({
         }}
         mapStyle={currentMapStyle}
         className="w-full h-full"
-        style={{ cursor: isSelectingLocation ? 'crosshair' : 'grab' }}
+        style={{ cursor: (isSelectingLocation || drawAnalysisMode !== null) ? 'crosshair' : 'grab' }}
         onClick={handleMapClick}
         attributionControl={false}
         preserveDrawingBuffer={true}
@@ -887,7 +1025,7 @@ export function MapView({
         <DeckGLOverlay layers={deckLayers} />
 
         {/* 해류 파티클 오버레이 */}
-        {hydrData.length > 0 && (
+        {hydrData.length > 0 && showCurrent && (
           <HydrParticleOverlay hydrStep={hydrData[currentTime] ?? null} />
         )}
 
@@ -928,6 +1066,16 @@ export function MapView({
           오일펜스 배치 모드 — 지도를 클릭하여 포인트를 추가하세요 ({drawingPoints.length}개 포인트)
         </div>
       )}
+      {drawAnalysisMode === 'polygon' && (
+        <div className="boom-drawing-indicator" style={{ background: 'rgba(168,85,247,0.15)', borderColor: 'rgba(168,85,247,0.4)' }}>
+          다각형 분석 모드 — 지도를 클릭하여 꼭짓점을 추가하세요 ({analysisPolygonPoints.length}개)
+        </div>
+      )}
+      {drawAnalysisMode === 'circle' && (
+        <div className="boom-drawing-indicator" style={{ background: 'rgba(168,85,247,0.15)', borderColor: 'rgba(168,85,247,0.4)' }}>
+          {!analysisCircleCenter ? '원 분석 모드 — 중심점을 클릭하세요' : '반경 지점을 클릭하세요'}
+        </div>
+      )}
 
       {/* 기상청 연계 정보 */}
       <WeatherInfoPanel position={currentPosition} />

frontend/src/common/hooks/useSubMenu.ts

@@ -1,4 +1,4 @@
-import { useEffect, useSyncExternalStore, useCallback } from 'react'
+import { useEffect, useSyncExternalStore } from 'react'
 import type { MainTab } from '../types/navigation'
 import { useAuthStore } from '@common/store/authStore'
 import { API_BASE_URL } from '@common/services/api'
@@ -38,7 +38,7 @@ const subMenuConfigs: Record<MainTab, SubMenuItem[] | null> = {
   ],
   aerial: [
     { id: 'media', label: '영상사진관리', icon: '📷' },
-    { id: 'analysis', label: '유출유면적분석', icon: '🧩' },
+    { id: 'analysis', label: '영상사진합성', icon: '🧩' },
     { id: 'realtime', label: '실시간드론', icon: '🛸' },
     { id: 'sensor', label: '오염/선박3D분석', icon: '🔍' },
     { id: 'satellite', label: '위성요청', icon: '🛰' },
@@ -91,8 +91,7 @@ function subscribe(listener: () => void) {
 }
 
 export function useSubMenu(mainTab: MainTab) {
-  const getSnapshot = useCallback(() => subMenuState[mainTab], [mainTab])
-  const activeSubTab = useSyncExternalStore(subscribe, getSnapshot)
+  const activeSubTab = useSyncExternalStore(subscribe, () => subMenuState[mainTab])
   const isAuthenticated = useAuthStore((s) => s.isAuthenticated)
   const hasPermission = useAuthStore((s) => s.hasPermission)
 
@@ -106,13 +105,6 @@ export function useSubMenu(mainTab: MainTab) {
     hasPermission(`${mainTab}:${item.id}`)
   ) ?? null
 
-  // activeSubTab이 필터링된 목록에 없으면 첫 번째 항목 자동 선택
-  useEffect(() => {
-    if (filteredConfig && filteredConfig.length > 0 && !filteredConfig.some(item => item.id === activeSubTab)) {
-      setSubTab(mainTab, filteredConfig[0].id)
-    }
-  }, [filteredConfig, activeSubTab, mainTab])
-
   // 서브탭 전환 시 자동 감사 로그 (N-depth 지원: 콜론 구분 경로)
   useEffect(() => {
     if (!isAuthenticated || !activeSubTab) return

frontend/src/common/utils/geo.ts

@@ -186,6 +186,47 @@ export function generateAIBoomLines(
   return boomLines
 }
 
+/** Ray casting — 점이 다각형 내부인지 판정 */
+export function pointInPolygon(
+  point: { lat: number; lon: number },
+  polygon: { lat: number; lon: number }[]
+): boolean {
+  if (polygon.length < 3) return false
+  let inside = false
+  const x = point.lon
+  const y = point.lat
+  for (let i = 0, j = polygon.length - 1; i < polygon.length; j = i++) {
+    const xi = polygon[i].lon, yi = polygon[i].lat
+    const xj = polygon[j].lon, yj = polygon[j].lat
+    const intersect = ((yi > y) !== (yj > y)) && (x < (xj - xi) * (y - yi) / (yj - yi) + xi)
+    if (intersect) inside = !inside
+  }
+  return inside
+}
+
+/** 다각형 면적 (km²) — Shoelace formula, 구면 보정 포함 */
+export function polygonAreaKm2(polygon: { lat: number; lon: number }[]): number {
+  if (polygon.length < 3) return 0
+  const n = polygon.length
+  const latCenter = polygon.reduce((s, p) => s + p.lat, 0) / n
+  const cosLat = Math.cos(latCenter * DEG2RAD)
+  let area = 0
+  for (let i = 0; i < n; i++) {
+    const j = (i + 1) % n
+    const x1 = polygon[i].lon * cosLat * EARTH_RADIUS * DEG2RAD / 1000
+    const y1 = polygon[i].lat * EARTH_RADIUS * DEG2RAD / 1000
+    const x2 = polygon[j].lon * cosLat * EARTH_RADIUS * DEG2RAD / 1000
+    const y2 = polygon[j].lat * EARTH_RADIUS * DEG2RAD / 1000
+    area += x1 * y2 - x2 * y1
+  }
+  return Math.abs(area) / 2
+}
+
+/** 원 면적 (km²) */
+export function circleAreaKm2(radiusM: number): number {
+  return Math.PI * (radiusM / 1000) ** 2
+}
+
 /** 차단 시뮬레이션 실행 */
 export function runContainmentAnalysis(
   trajectory: Array<{ lat: number; lon: number; time: number; particle?: number }>,

frontend/src/tabs/aerial/components/OilAreaAnalysis.tsx

@@ -1,20 +1,29 @@
 import { useState, useRef, useEffect, useCallback } from 'react';
+import * as exifr from 'exifr';
 import { stitchImages } from '../services/aerialApi';
 import { analyzeImage } from '@tabs/prediction/services/predictionApi';
 import { setPendingImageAnalysis } from '@common/utils/imageAnalysisSignal';
 import { navigateToTab } from '@common/hooks/useSubMenu';
+import { decimalToDMS } from '@common/utils/coordinates';
 
 const MAX_IMAGES = 6;
 
+interface GpsInfo {
+  lat: number | null;
+  lon: number | null;
+}
+
 export function OilAreaAnalysis() {
   const [selectedFiles, setSelectedFiles] = useState<File[]>([]);
   const [previewUrls, setPreviewUrls] = useState<string[]>([]);
+  const [imageGpsInfos, setImageGpsInfos] = useState<(GpsInfo | undefined)[]>([]);
   const [stitchedBlob, setStitchedBlob] = useState<Blob | null>(null);
   const [stitchedPreviewUrl, setStitchedPreviewUrl] = useState<string | null>(null);
   const [isStitching, setIsStitching] = useState(false);
   const [isAnalyzing, setIsAnalyzing] = useState(false);
   const [error, setError] = useState<string | null>(null);
   const fileInputRef = useRef<HTMLInputElement>(null);
+  const processedFilesRef = useRef<Set<File>>(new Set());
 
   // Object URL 메모리 누수 방지 — 언마운트 시 전체 revoke
   useEffect(() => {
@@ -25,6 +34,34 @@ export function OilAreaAnalysis() {
     // eslint-disable-next-line react-hooks/exhaustive-deps
   }, []);
 
+  // 선택된 파일이 바뀔 때마다 새 파일의 EXIF GPS 추출
+  useEffect(() => {
+    selectedFiles.forEach((file, i) => {
+      if (processedFilesRef.current.has(file)) return;
+      processedFilesRef.current.add(file);
+
+      exifr.gps(file)
+        .then(gps => {
+          setImageGpsInfos(prev => {
+            const updated = [...prev];
+            while (updated.length <= i) updated.push(undefined);
+            updated[i] = gps
+              ? { lat: gps.latitude, lon: gps.longitude }
+              : { lat: null, lon: null };
+            return updated;
+          });
+        })
+        .catch(() => {
+          setImageGpsInfos(prev => {
+            const updated = [...prev];
+            while (updated.length <= i) updated.push(undefined);
+            updated[i] = { lat: null, lon: null };
+            return updated;
+          });
+        });
+    });
+  }, [selectedFiles]);
+
   const handleFileSelect = useCallback((e: React.ChangeEvent<HTMLInputElement>) => {
     setError(null);
     const incoming = Array.from(e.target.files ?? []);
@@ -56,6 +93,7 @@ export function OilAreaAnalysis() {
       URL.revokeObjectURL(prev[idx]);
       return prev.filter((_, i) => i !== idx);
     });
+    setImageGpsInfos(prev => prev.filter((_, i) => i !== idx));
     // 합성 결과 초기화 (선택 파일이 바뀌었으므로)
     setStitchedBlob(null);
     if (stitchedPreviewUrl) {
@@ -112,7 +150,7 @@ export function OilAreaAnalysis() {
     <div className="flex gap-5 h-full overflow-hidden">
       {/* ── Left Panel ── */}
       <div className="w-[280px] min-w-[280px] flex flex-col overflow-y-auto scrollbar-thin">
-        <div className="text-sm font-bold mb-1 font-korean">🧩 유출유면적분석</div>
+        <div className="text-sm font-bold mb-1 font-korean">🧩 영상사진합성</div>
         <div className="text-[11px] text-text-3 mb-4 font-korean">
           드론 사진을 합성하여 유출유 확산 면적과 기름 양을 산정합니다.
         </div>
@@ -201,15 +239,34 @@ export function OilAreaAnalysis() {
           {Array.from({ length: MAX_IMAGES }).map((_, i) => (
             <div
               key={i}
-              className="bg-bg-3 border border-border rounded-sm overflow-hidden"
+              className="bg-bg-3 border border-border rounded-sm overflow-hidden flex flex-col"
               style={{ height: '300px' }}
             >
               {previewUrls[i] ? (
-                <img
-                  src={previewUrls[i]}
-                  alt={selectedFiles[i]?.name ?? ''}
-                  className="w-full h-full object-cover"
-                />
+                <>
+                  <div className="flex-1 min-h-0 overflow-hidden">
+                    <img
+                      src={previewUrls[i]}
+                      alt={selectedFiles[i]?.name ?? ''}
+                      className="w-full h-full object-cover"
+                    />
+                  </div>
+                  <div className="px-2 py-1 bg-bg-0 border-t border-border shrink-0 flex items-start justify-between gap-1">
+                    <div className="text-[10px] text-text-2 truncate font-korean flex-1 min-w-0">
+                      {selectedFiles[i]?.name}
+                    </div>
+                    {imageGpsInfos[i] === undefined ? (
+                      <div className="text-[10px] text-text-3 font-korean shrink-0">GPS 읽는 중...</div>
+                    ) : imageGpsInfos[i]?.lat !== null ? (
+                      <div className="text-[10px] text-primary-cyan font-mono leading-tight text-right shrink-0">
+                        {decimalToDMS(imageGpsInfos[i]!.lat!, true)}<br />
+                        {decimalToDMS(imageGpsInfos[i]!.lon!, false)}
+                      </div>
+                    ) : (
+                      <div className="text-[10px] text-text-3 font-korean shrink-0">GPS 정보 없음</div>
+                    )}
+                  </div>
+                </>
               ) : (
                 <div className="flex items-center justify-center h-full text-text-3 text-lg font-mono opacity-20">
                   {i + 1}

frontend/src/tabs/prediction/components/LeftPanel.tsx

@@ -53,7 +53,7 @@ export function LeftPanel({
     predictionInput: true,
     incident: false,
     impactResources: false,
-    infoLayer: true,
+    infoLayer: false,
     oilBoom: false,
   })
 
@@ -112,45 +112,73 @@ export function LeftPanel({
           </div>
 
           {expandedSections.incident && (
-            <div className="px-4 pb-4 space-y-3">
-              {/* Status Badge */}
-              <div className="inline-flex items-center gap-1.5 px-2 py-0.5 rounded-full text-[9px] font-semibold bg-[rgba(239,68,68,0.15)] text-status-red border border-[rgba(239,68,68,0.3)]">
-                <span className="w-1.5 h-1.5 rounded-full bg-status-red animate-pulse" />
-                진행중
-              </div>
+            selectedAnalysis ? (
+              <div className="px-4 pb-4 space-y-3">
+                {/* Status Badge */}
+                {(() => {
+                  const statusMap: Record<string, { label: string; style: string; dot: string }> = {
+                    ACTIVE: {
+                      label: '진행중',
+                      style: 'bg-[rgba(239,68,68,0.15)] text-status-red border border-[rgba(239,68,68,0.3)]',
+                      dot: 'bg-status-red animate-pulse',
+                    },
+                    INVESTIGATING: {
+                      label: '조사중',
+                      style: 'bg-[rgba(249,115,22,0.15)] text-status-orange border border-[rgba(249,115,22,0.3)]',
+                      dot: 'bg-status-orange animate-pulse',
+                    },
+                    CLOSED: {
+                      label: '종료',
+                      style: 'bg-[rgba(100,116,139,0.15)] text-text-3 border border-[rgba(100,116,139,0.3)]',
+                      dot: 'bg-text-3',
+                    },
+                  }
+                  const s = statusMap[selectedAnalysis.acdntSttsCd] ?? statusMap['ACTIVE']
+                  return (
+                    <div className={`inline-flex items-center gap-1.5 px-2 py-0.5 rounded-full text-[9px] font-semibold ${s.style}`}>
+                      <span className={`w-1.5 h-1.5 rounded-full ${s.dot}`} />
+                      {s.label}
+                    </div>
+                  )
+                })()}
 
-              {/* Info Grid */}
-              <div className="grid gap-1">
-                <div className="flex items-baseline gap-1.5">
-                  <span className="text-[10px] text-text-3 min-w-[52px] font-korean">사고코드</span>
-                  <span className="text-[11px] text-text-1 font-medium font-mono">{selectedAnalysis ? `INC-2025-${String(selectedAnalysis.id).padStart(4, '0')}` : 'INC-2025-0042'}</span>
-                </div>
-                <div className="flex items-baseline gap-1.5">
-                  <span className="text-[10px] text-text-3 min-w-[52px] font-korean">사고명</span>
-                  <span className="text-[11px] text-text-1 font-medium font-korean">{selectedAnalysis?.name || '씨프린스호'}</span>
-                </div>
-                <div className="flex items-baseline gap-1.5">
-                  <span className="text-[10px] text-text-3 min-w-[52px] font-korean">사고일시</span>
-                  <span className="text-[11px] text-text-1 font-medium font-mono">{selectedAnalysis?.occurredAt || '2025-02-10 06:30'}</span>
-                </div>
-                <div className="flex items-baseline gap-1.5">
-                  <span className="text-[10px] text-text-3 min-w-[52px] font-korean">유종</span>
-                  <span className="text-[11px] text-text-1 font-medium font-korean">{selectedAnalysis?.oilType || 'BUNKER_C'}</span>
-                </div>
-                <div className="flex items-baseline gap-1.5">
-                  <span className="text-[10px] text-text-3 min-w-[52px] font-korean">유출량</span>
-                  <span className="text-[11px] text-text-1 font-medium font-mono">{selectedAnalysis ? `${selectedAnalysis.volume.toFixed(2)} kl` : '350.00 kl'}</span>
-                </div>
-                <div className="flex items-baseline gap-1.5">
-                  <span className="text-[10px] text-text-3 min-w-[52px] font-korean">담당자</span>
-                  <span className="text-[11px] text-text-1 font-medium font-korean">{selectedAnalysis?.analyst || '남해청, 방재과'}</span>
-                </div>
-                <div className="flex items-baseline gap-1.5">
-                  <span className="text-[10px] text-text-3 min-w-[52px] font-korean">위치</span>
-                  <span className="text-[11px] text-status-orange font-semibold font-korean">{selectedAnalysis?.location || '여수 돌산 남방 5NM'}</span>
+                {/* Info Grid */}
+                <div className="grid gap-1">
+                  <div className="flex items-baseline gap-1.5">
+                    <span className="text-[10px] text-text-3 min-w-[52px] font-korean">사고코드</span>
+                    <span className="text-[11px] text-text-1 font-medium font-mono">{selectedAnalysis.acdntSn}</span>
+                  </div>
+                  <div className="flex items-baseline gap-1.5">
+                    <span className="text-[10px] text-text-3 min-w-[52px] font-korean">사고명</span>
+                    <span className="text-[11px] text-text-1 font-medium font-korean">{selectedAnalysis.acdntNm || '—'}</span>
+                  </div>
+                  <div className="flex items-baseline gap-1.5">
+                    <span className="text-[10px] text-text-3 min-w-[52px] font-korean">사고일시</span>
+                    <span className="text-[11px] text-text-1 font-medium font-mono">{selectedAnalysis.occurredAt ? selectedAnalysis.occurredAt.slice(0, 16) : '—'}</span>
+                  </div>
+                  <div className="flex items-baseline gap-1.5">
+                    <span className="text-[10px] text-text-3 min-w-[52px] font-korean">유종</span>
+                    <span className="text-[11px] text-text-1 font-medium font-korean">{selectedAnalysis.oilType || '—'}</span>
+                  </div>
+                  <div className="flex items-baseline gap-1.5">
+                    <span className="text-[10px] text-text-3 min-w-[52px] font-korean">유출량</span>
+                    <span className="text-[11px] text-text-1 font-medium font-mono">{selectedAnalysis.volume != null ? `${selectedAnalysis.volume.toFixed(2)} kl` : '—'}</span>
+                  </div>
+                  <div className="flex items-baseline gap-1.5">
+                    <span className="text-[10px] text-text-3 min-w-[52px] font-korean">담당자</span>
+                    <span className="text-[11px] text-text-1 font-medium font-korean">{selectedAnalysis.analyst || '—'}</span>
+                  </div>
+                  <div className="flex items-baseline gap-1.5">
+                    <span className="text-[10px] text-text-3 min-w-[52px] font-korean">위치</span>
+                    <span className="text-[11px] text-status-orange font-semibold font-korean">{selectedAnalysis.location || '—'}</span>
+                  </div>
                 </div>
               </div>
-            </div>
+            ) : (
+              <div className="px-4 pb-4">
+                <p className="text-[11px] text-text-3 font-korean text-center py-2">선택된 사고정보가 없습니다.</p>
+              </div>
+            )
           )}
         </div>
 

frontend/src/tabs/prediction/components/OilSpillView.tsx

@@ -16,8 +16,9 @@ import { fetchBacktrackByAcdnt, createBacktrack, fetchPredictionDetail, fetchAna
 import type { CenterPoint, HydrDataStep, ImageAnalyzeResult, OilParticle, PredictionDetail, SimulationRunResponse, SimulationSummary, WindPoint } from '../services/predictionApi'
 import { useSimulationStatus } from '../hooks/useSimulationStatus'
 import SimulationLoadingOverlay from './SimulationLoadingOverlay'
+import SimulationErrorModal from './SimulationErrorModal'
 import { api } from '@common/services/api'
-import { generateAIBoomLines } from '@common/utils/geo'
+import { generateAIBoomLines, haversineDistance, pointInPolygon, polygonAreaKm2, circleAreaKm2 } from '@common/utils/geo'
 import { consumePendingImageAnalysis } from '@common/utils/imageAnalysisSignal'
 
 export type PredictionModel = 'KOSPS' | 'POSEIDON' | 'OpenDrift'
@@ -35,6 +36,13 @@ export interface SensitiveResource {
   arrivalTimeH: number
 }
 
+export interface DisplayControls {
+  showCurrent: boolean;    // 유향/유속
+  showWind: boolean;       // 풍향/풍속
+  showBeached: boolean;    // 해안부착
+  showTimeLabel: boolean;  // 시간 표시
+}
+
 const DEMO_SENSITIVE_RESOURCES: SensitiveResource[] = [
   { id: 'bc-1', name: '종포 해수욕장', type: 'beach', lat: 34.728, lon: 127.679, radiusM: 350, arrivalTimeH: 1 },
   { id: 'aq-1', name: '국동 전복 양식장', type: 'aquaculture', lat: 34.718, lon: 127.672, radiusM: 500, arrivalTimeH: 3 },
@@ -114,7 +122,8 @@ export function OilSpillView() {
   const [windData, setWindData] = useState<WindPoint[][]>([])
   const [hydrData, setHydrData] = useState<(HydrDataStep | null)[]>([])
   const [isRunningSimulation, setIsRunningSimulation] = useState(false)
-  const [selectedModels, setSelectedModels] = useState<Set<PredictionModel>>(new Set(['KOSPS']))
+  const [simulationError, setSimulationError] = useState<string | null>(null)
+  const [selectedModels, setSelectedModels] = useState<Set<PredictionModel>>(new Set(['OpenDrift']))
   const [predictionTime, setPredictionTime] = useState(48)
   const [accidentTime, setAccidentTime] = useState<string>('')
   const [spillType, setSpillType] = useState('연속')
@@ -142,6 +151,14 @@ export function OilSpillView() {
   const [layerOpacity, setLayerOpacity] = useState(50)
   const [layerBrightness, setLayerBrightness] = useState(50)
 
+  // 표시 정보 제어
+  const [displayControls, setDisplayControls] = useState<DisplayControls>({
+    showCurrent: true,
+    showWind: true,
+    showBeached: false,
+    showTimeLabel: false,
+  })
+
   // 타임라인 플레이어 상태
   const [isPlaying, setIsPlaying] = useState(false)
   const [currentStep, setCurrentStep] = useState(0) // 현재 시간값 (시간 단위)
@@ -175,6 +192,16 @@ export function OilSpillView() {
   const [simulationSummary, setSimulationSummary] = useState<SimulationSummary | null>(null)
   const { data: simStatus } = useSimulationStatus(currentExecSn)
 
+  // 오염분석 상태
+  const [analysisTab, setAnalysisTab] = useState<'polygon' | 'circle'>('polygon')
+  const [drawAnalysisMode, setDrawAnalysisMode] = useState<'polygon' | null>(null)
+  const [analysisPolygonPoints, setAnalysisPolygonPoints] = useState<{ lat: number; lon: number }[]>([])
+  const [circleRadiusNm, setCircleRadiusNm] = useState<number>(5)
+  const [analysisResult, setAnalysisResult] = useState<{ area: number; particleCount: number; particlePercent: number; sensitiveCount: number } | null>(null)
+
+  // 원 분석용 derived 값 (state 아님)
+  const analysisCircleCenter = analysisTab === 'circle' && incidentCoord ? incidentCoord : null
+  const analysisCircleRadiusM = circleRadiusNm * 1852
 
   const handleToggleLayer = (layerId: string, enabled: boolean) => {
     setEnabledLayers(prev => {
@@ -373,6 +400,7 @@ export function OilSpillView() {
     if (simStatus.status === 'ERROR') {
       setIsRunningSimulation(false);
       setCurrentExecSn(null);
+      setSimulationError(simStatus.error ?? '시뮬레이션 처리 중 오류가 발생했습니다.');
     }
   }, [simStatus, incidentCoord, algorithmSettings]);
 
@@ -465,8 +493,7 @@ export function OilSpillView() {
           setCenterPoints(cp ?? [])
           setWindData(wd ?? [])
           setHydrData(hd ?? [])
-          const booms = generateAIBoomLines(trajectory, coord, algorithmSettings)
-          setBoomLines(booms)
+          if (coord) setBoomLines(generateAIBoomLines(trajectory, coord, algorithmSettings))
           setSensitiveResources(DEMO_SENSITIVE_RESOURCES)
           // incidentCoord가 변경된 경우 flyTo 완료 후 재생, 그렇지 않으면 즉시 재생
           if (analysis.lon !== incidentCoord?.lon || analysis.lat !== incidentCoord?.lat) {
@@ -482,10 +509,9 @@ export function OilSpillView() {
     }
 
     // 데모 궤적 생성 (fallback)
-    const demoTrajectory = generateDemoTrajectory(coord, demoModels, parseInt(analysis.duration) || 48)
+    const demoTrajectory = generateDemoTrajectory(coord ?? { lat: 37.39, lon: 126.64 }, demoModels, parseInt(analysis.duration) || 48)
     setOilTrajectory(demoTrajectory)
-    const demoBooms = generateAIBoomLines(demoTrajectory, coord, algorithmSettings)
-    setBoomLines(demoBooms)
+    if (coord) setBoomLines(generateAIBoomLines(demoTrajectory, coord, algorithmSettings))
     setSensitiveResources(DEMO_SENSITIVE_RESOURCES)
     // incidentCoord가 변경된 경우 flyTo 완료 후 재생, 그렇지 않으면 즉시 재생
     if (analysis.lon !== incidentCoord?.lon || analysis.lat !== incidentCoord?.lat) {
@@ -498,12 +524,65 @@ export function OilSpillView() {
   const handleMapClick = (lon: number, lat: number) => {
     if (isDrawingBoom) {
       setDrawingPoints(prev => [...prev, { lat, lon }])
+    } else if (drawAnalysisMode === 'polygon') {
+      setAnalysisPolygonPoints(prev => [...prev, { lat, lon }])
     } else {
       setIncidentCoord({ lon, lat })
       setIsSelectingLocation(false)
     }
   }
 
+  const handleStartPolygonDraw = () => {
+    setDrawAnalysisMode('polygon')
+    setAnalysisPolygonPoints([])
+    setAnalysisResult(null)
+  }
+
+  const handleRunPolygonAnalysis = () => {
+    if (analysisPolygonPoints.length < 3) return
+    const currentParticles = oilTrajectory.filter(p => p.time === currentStep)
+    const totalIds = new Set(oilTrajectory.map(p => p.particle ?? 0)).size || 1
+    const inside = currentParticles.filter(p => pointInPolygon({ lat: p.lat, lon: p.lon }, analysisPolygonPoints)).length
+    const sensitiveCount = sensitiveResources.filter(r => pointInPolygon({ lat: r.lat, lon: r.lon }, analysisPolygonPoints)).length
+    setAnalysisResult({
+      area: polygonAreaKm2(analysisPolygonPoints),
+      particleCount: inside,
+      particlePercent: Math.round((inside / totalIds) * 100),
+      sensitiveCount,
+    })
+    setDrawAnalysisMode(null)
+  }
+
+  const handleRunCircleAnalysis = () => {
+    if (!incidentCoord) return
+    const radiusM = circleRadiusNm * 1852
+    const currentParticles = oilTrajectory.filter(p => p.time === currentStep)
+    const totalIds = new Set(oilTrajectory.map(p => p.particle ?? 0)).size || 1
+    const inside = currentParticles.filter(p =>
+      haversineDistance({ lat: incidentCoord.lat, lon: incidentCoord.lon }, { lat: p.lat, lon: p.lon }) <= radiusM
+    ).length
+    const sensitiveCount = sensitiveResources.filter(r =>
+      haversineDistance({ lat: incidentCoord.lat, lon: incidentCoord.lon }, { lat: r.lat, lon: r.lon }) <= radiusM
+    ).length
+    setAnalysisResult({
+      area: circleAreaKm2(radiusM),
+      particleCount: inside,
+      particlePercent: Math.round((inside / totalIds) * 100),
+      sensitiveCount,
+    })
+  }
+
+  const handleCancelAnalysis = () => {
+    setDrawAnalysisMode(null)
+    setAnalysisPolygonPoints([])
+  }
+
+  const handleClearAnalysis = () => {
+    setDrawAnalysisMode(null)
+    setAnalysisPolygonPoints([])
+    setAnalysisResult(null)
+  }
+
   const handleImageAnalysisResult = useCallback((result: ImageAnalyzeResult) => {
     setIncidentCoord({ lat: result.lat, lon: result.lon })
     setFlyToCoord({ lat: result.lat, lon: result.lon })
@@ -598,9 +677,12 @@ export function OilSpillView() {
         setIncidentName('');
       }
       // setIsRunningSimulation(false)는 폴링 결과 useEffect에서 처리
-    } catch {
+    } catch (err) {
       setIsRunningSimulation(false);
-      // 503 등 에러 시 상태 복원 (에러 메시지 표시는 향후 토스트로 처리)
+      const msg =
+        (err as { message?: string })?.message
+        ?? '시뮬레이션 실행 중 오류가 발생했습니다.';
+      setSimulationError(msg);
     }
   }
 
@@ -723,7 +805,7 @@ export function OilSpillView() {
             enabledLayers={enabledLayers}
             incidentCoord={incidentCoord ?? undefined}
             flyToIncident={flyToCoord}
-            isSelectingLocation={isSelectingLocation || isDrawingBoom}
+            isSelectingLocation={isSelectingLocation || isDrawingBoom || drawAnalysisMode === 'polygon'}
             onMapClick={handleMapClick}
             oilTrajectory={oilTrajectory}
             selectedModels={selectedModels}
@@ -739,6 +821,10 @@ export function OilSpillView() {
             flyToTarget={flyToTarget}
             fitBoundsTarget={fitBoundsTarget}
             onIncidentFlyEnd={handleFlyEnd}
+            drawAnalysisMode={drawAnalysisMode}
+            analysisPolygonPoints={analysisPolygonPoints}
+            analysisCircleCenter={analysisCircleCenter}
+            analysisCircleRadiusM={analysisCircleRadiusM}
             externalCurrentTime={oilTrajectory.length > 0 ? currentStep : undefined}
             backtrackReplay={isReplayActive && replayShips.length > 0 && incidentCoord ? {
               isActive: true,
@@ -748,6 +834,11 @@ export function OilSpillView() {
               totalFrames: TOTAL_REPLAY_FRAMES,
               incidentCoord,
             } : undefined}
+            showCurrent={displayControls.showCurrent}
+            showWind={displayControls.showWind}
+            showBeached={displayControls.showBeached}
+            showTimeLabel={displayControls.showTimeLabel}
+            simulationStartTime={accidentTime || undefined}
           />
 
           {/* 타임라인 플레이어 (리플레이 비활성 시) */}
@@ -932,7 +1023,30 @@ export function OilSpillView() {
       </div>
 
       {/* Right Panel */}
-      {activeSubTab === 'analysis' && <RightPanel onOpenBacktrack={handleOpenBacktrack} onOpenRecalc={() => setRecalcModalOpen(true)} onOpenReport={handleOpenReport} detail={analysisDetail} summary={simulationSummary} />}
+      {activeSubTab === 'analysis' && (
+        <RightPanel
+          onOpenBacktrack={handleOpenBacktrack}
+          onOpenRecalc={() => setRecalcModalOpen(true)}
+          onOpenReport={handleOpenReport}
+          detail={analysisDetail}
+          summary={simulationSummary}
+          displayControls={displayControls}
+          onDisplayControlsChange={setDisplayControls}
+          analysisTab={analysisTab}
+          onSwitchAnalysisTab={setAnalysisTab}
+          drawAnalysisMode={drawAnalysisMode}
+          analysisPolygonPoints={analysisPolygonPoints}
+          circleRadiusNm={circleRadiusNm}
+          onCircleRadiusChange={setCircleRadiusNm}
+          analysisResult={analysisResult}
+          incidentCoord={incidentCoord}
+          onStartPolygonDraw={handleStartPolygonDraw}
+          onRunPolygonAnalysis={handleRunPolygonAnalysis}
+          onRunCircleAnalysis={handleRunCircleAnalysis}
+          onCancelAnalysis={handleCancelAnalysis}
+          onClearAnalysis={handleClearAnalysis}
+        />
+      )}
 
       {/* 확산 예측 실행 중 로딩 오버레이 */}
       {isRunningSimulation && (
@@ -942,6 +1056,14 @@ export function OilSpillView() {
         />
       )}
 
+      {/* 확산 예측 에러 팝업 */}
+      {simulationError && (
+        <SimulationErrorModal
+          message={simulationError}
+          onClose={() => setSimulationError(null)}
+        />
+      )}
+
       {/* 재계산 모달 */}
       <RecalcModal
         isOpen={recalcModalOpen}

frontend/src/tabs/prediction/components/PredictionInputSection.tsx

@@ -1,7 +1,6 @@
 import { useState, useRef } from 'react'
 import { decimalToDMS } from '@common/utils/coordinates'
 import { ComboBox } from '@common/components/ui/ComboBox'
-import { ALL_MODELS } from './OilSpillView'
 import type { PredictionModel } from './OilSpillView'
 import { analyzeImage } from '../services/predictionApi'
 import type { ImageAnalyzeResult } from '../services/predictionApi'
@@ -379,10 +378,13 @@ const PredictionInputSection = ({
           <div className="h-px bg-border my-0.5" />
 
           {/* Model Selection (다중 선택) */}
+          {/* TODO: 현재 OpenDrift만 구동 가능. KOSPS·POSEIDON·앙상블은 엔진 연동 완료 후 활성화 예정 */}
           <div className="flex flex-wrap gap-[3px]">
+            {/* 임시 비활성화 — OpenDrift만 구동 가능 (KOSPS 엔진 미연동)
+            { id: 'KOSPS' as PredictionModel, color: 'var(--cyan)' }, */}
+            {/* 임시 비활성화 — OpenDrift만 구동 가능 (POSEIDON 엔진 미연동)
+            { id: 'POSEIDON' as PredictionModel, color: 'var(--red)' }, */}
             {([
-              { id: 'KOSPS' as PredictionModel, color: 'var(--cyan)' },
-              { id: 'POSEIDON' as PredictionModel, color: 'var(--red)' },
               { id: 'OpenDrift' as PredictionModel, color: 'var(--blue)' },
             ] as const).map(m => (
               <div
@@ -402,6 +404,7 @@ const PredictionInputSection = ({
                 {m.id}
               </div>
             ))}
+            {/* 임시 비활성화 — OpenDrift만 구동 가능 (앙상블은 모든 모델 연동 후 활성화 예정)
             <div
               className={`prd-mc ${selectedModels.size === ALL_MODELS.length ? 'on' : ''} cursor-pointer`}
               onClick={() => {
@@ -415,8 +418,16 @@ const PredictionInputSection = ({
               <span className="prd-md" style={{ background: 'var(--purple)' }} />
               앙상블
             </div>
+            */}
           </div>
 
+          {/* 모델 미선택 경고 */}
+          {selectedModels.size === 0 && (
+            <p className="text-[10px] text-status-red font-korean">
+              ⚠ 예측 모델을 하나 이상 선택하세요.
+            </p>
+          )}
+
           {/* Run Button */}
           <button
             className="wing-btn wing-btn-primary mt-0.5"

frontend/src/tabs/prediction/components/RightPanel.tsx

@@ -1,7 +1,47 @@
 import { useState } from 'react'
 import type { PredictionDetail, SimulationSummary } from '../services/predictionApi'
+import type { DisplayControls } from './OilSpillView'
 
-export function RightPanel({ onOpenBacktrack, onOpenRecalc, onOpenReport, detail, summary }: { onOpenBacktrack?: () => void; onOpenRecalc?: () => void; onOpenReport?: () => void; detail?: PredictionDetail | null; summary?: SimulationSummary | null }) {
+interface AnalysisResult {
+  area: number
+  particleCount: number
+  particlePercent: number
+  sensitiveCount: number
+}
+
+interface RightPanelProps {
+  onOpenBacktrack?: () => void
+  onOpenRecalc?: () => void
+  onOpenReport?: () => void
+  detail?: PredictionDetail | null
+  summary?: SimulationSummary | null
+  displayControls?: DisplayControls
+  onDisplayControlsChange?: (controls: DisplayControls) => void
+  analysisTab?: 'polygon' | 'circle'
+  onSwitchAnalysisTab?: (tab: 'polygon' | 'circle') => void
+  drawAnalysisMode?: 'polygon' | null
+  analysisPolygonPoints?: Array<{ lat: number; lon: number }>
+  circleRadiusNm?: number
+  onCircleRadiusChange?: (nm: number) => void
+  analysisResult?: AnalysisResult | null
+  incidentCoord?: { lat: number; lon: number } | null
+  onStartPolygonDraw?: () => void
+  onRunPolygonAnalysis?: () => void
+  onRunCircleAnalysis?: () => void
+  onCancelAnalysis?: () => void
+  onClearAnalysis?: () => void
+}
+
+export function RightPanel({
+  onOpenBacktrack, onOpenRecalc, onOpenReport, detail, summary,
+  displayControls, onDisplayControlsChange,
+  analysisTab = 'polygon', onSwitchAnalysisTab,
+  drawAnalysisMode, analysisPolygonPoints = [],
+  circleRadiusNm = 5, onCircleRadiusChange,
+  analysisResult,
+  onStartPolygonDraw, onRunPolygonAnalysis, onRunCircleAnalysis,
+  onCancelAnalysis, onClearAnalysis,
+}: RightPanelProps) {
   const vessel = detail?.vessels?.[0]
   const vessel2 = detail?.vessels?.[1]
   const spill = detail?.spill
@@ -24,20 +64,140 @@ export function RightPanel({ onOpenBacktrack, onOpenRecalc, onOpenReport, detail
         {/* 표시 정보 제어 */}
         <Section title="표시 정보 제어">
           <div className="grid grid-cols-2 gap-x-2.5 gap-y-1">
-            <CheckboxLabel checked>유향/유속</CheckboxLabel>
-            <CheckboxLabel checked>풍향/풍속</CheckboxLabel>
-            <CheckboxLabel>해안부착</CheckboxLabel>
-            <CheckboxLabel>민감자원</CheckboxLabel>
-            <CheckboxLabel>시간 표시</CheckboxLabel>
-            <CheckboxLabel>날짜시간</CheckboxLabel>
+            <ControlledCheckbox
+              checked={displayControls?.showCurrent ?? true}
+              onChange={(v) => onDisplayControlsChange?.({ ...displayControls!, showCurrent: v })}
+            >유향/유속</ControlledCheckbox>
+            <ControlledCheckbox
+              checked={displayControls?.showWind ?? true}
+              onChange={(v) => onDisplayControlsChange?.({ ...displayControls!, showWind: v })}
+            >풍향/풍속</ControlledCheckbox>
+            <ControlledCheckbox
+              checked={displayControls?.showBeached ?? false}
+              onChange={(v) => onDisplayControlsChange?.({ ...displayControls!, showBeached: v })}
+            >해안부착</ControlledCheckbox>
+            <ControlledCheckbox checked={false} onChange={() => {}} disabled>
+              민감자원
+            </ControlledCheckbox>
+            <ControlledCheckbox
+              checked={displayControls?.showTimeLabel ?? false}
+              onChange={(v) => onDisplayControlsChange?.({ ...displayControls!, showTimeLabel: v })}
+            >시간 표시</ControlledCheckbox>
           </div>
         </Section>
 
         {/* 오염분석 */}
         <Section title="오염분석">
-          <button className="w-full py-2 px-3 bg-gradient-to-r from-purple-500 to-primary-cyan text-white rounded text-[10px] font-bold font-korean">
-            📐 다각형 분석수행
-          </button>
+          {/* 탭 전환 */}
+          <div className="flex gap-[3px] mb-2">
+            {(['polygon', 'circle'] as const).map((tab) => (
+              <button
+                key={tab}
+                onClick={() => { onSwitchAnalysisTab?.(tab); onClearAnalysis?.() }}
+                className={`flex-1 py-1.5 px-1 rounded text-[9px] font-semibold font-korean border transition-colors ${
+                  analysisTab === tab
+                    ? 'border-primary-cyan bg-[rgba(6,182,212,0.08)] text-primary-cyan'
+                    : 'border-border bg-bg-3 text-text-3 hover:text-text-2'
+                }`}
+              >
+                {tab === 'polygon' ? '다각형 분석' : '원 분석'}
+              </button>
+            ))}
+          </div>
+
+          {/* 다각형 패널 */}
+          {analysisTab === 'polygon' && (
+            <div>
+              <p className="text-[9px] text-text-3 font-korean mb-2 leading-relaxed">
+                지도에서 다각형 영역을 지정하여 해당 범위 내 오염도를 분석합니다.
+              </p>
+              {!drawAnalysisMode && !analysisResult && (
+                <button
+                  onClick={onStartPolygonDraw}
+                  className="w-full py-2 rounded text-[10px] font-bold font-korean text-white mb-0 transition-opacity hover:opacity-90"
+                  style={{ background: 'linear-gradient(135deg, var(--purple), var(--cyan))' }}
+                >
+                  📐 다각형 분석수행
+                </button>
+              )}
+              {drawAnalysisMode === 'polygon' && (
+                <div className="space-y-2">
+                  <div className="text-[9px] text-purple-400 font-korean bg-[rgba(168,85,247,0.08)] rounded px-2 py-1.5 leading-relaxed">
+                    지도를 클릭하여 꼭짓점을 추가하세요<br />
+                    <span className="text-text-3">현재 {analysisPolygonPoints.length}개 선택됨</span>
+                  </div>
+                  <div className="flex gap-1.5">
+                    <button
+                      onClick={onRunPolygonAnalysis}
+                      disabled={analysisPolygonPoints.length < 3}
+                      className="flex-1 py-1.5 rounded text-[10px] font-bold font-korean text-white disabled:opacity-40 disabled:cursor-not-allowed transition-opacity"
+                      style={{ background: 'linear-gradient(135deg, var(--purple), var(--cyan))' }}
+                    >
+                      분석 실행
+                    </button>
+                    <button
+                      onClick={onCancelAnalysis}
+                      className="py-1.5 px-2 rounded text-[10px] font-semibold font-korean border border-border text-text-3 hover:text-text-2 transition-colors"
+                    >
+                      취소
+                    </button>
+                  </div>
+                </div>
+              )}
+              {analysisResult && !drawAnalysisMode && (
+                <PollResult result={analysisResult} summary={summary} onClear={onClearAnalysis} onRerun={onStartPolygonDraw} />
+              )}
+            </div>
+          )}
+
+          {/* 원 분석 패널 */}
+          {analysisTab === 'circle' && (
+            <div>
+              <p className="text-[9px] text-text-3 font-korean mb-2 leading-relaxed">
+                반경(NM)을 지정하면 사고지점 기준 원형 영역의 오염도를 분석합니다.
+              </p>
+              <div className="text-[9px] font-semibold text-text-2 font-korean mb-1.5">반경 선택 (NM)</div>
+              <div className="flex flex-wrap gap-1 mb-2">
+                {[1, 3, 5, 10, 15, 20, 30, 50].map((nm) => (
+                  <button
+                    key={nm}
+                    onClick={() => onCircleRadiusChange?.(nm)}
+                    className={`w-8 h-7 rounded text-[10px] font-semibold font-mono border transition-all ${
+                      circleRadiusNm === nm
+                        ? 'border-primary-cyan bg-[rgba(6,182,212,0.1)] text-primary-cyan'
+                        : 'border-border bg-bg-0 text-text-3 hover:text-text-2'
+                    }`}
+                  >
+                    {nm}
+                  </button>
+                ))}
+              </div>
+              <div className="flex items-center gap-1.5 mb-2.5">
+                <span className="text-[9px] text-text-3 font-korean whitespace-nowrap">직접 입력</span>
+                <input
+                  type="number"
+                  min="0.1"
+                  max="100"
+                  step="0.1"
+                  value={circleRadiusNm}
+                  onChange={(e) => onCircleRadiusChange?.(parseFloat(e.target.value) || 0.1)}
+                  className="w-14 text-center py-1 px-1 bg-bg-0 border border-border rounded text-[11px] font-mono text-text-1 outline-none focus:border-primary-cyan"
+                  style={{ colorScheme: 'dark' }}
+                />
+                <span className="text-[9px] text-text-3 font-korean">NM</span>
+                <button
+                  onClick={onRunCircleAnalysis}
+                  className="ml-auto py-1 px-3 rounded text-[9px] font-bold font-korean text-white transition-opacity hover:opacity-90"
+                  style={{ background: 'linear-gradient(135deg, var(--cyan), var(--blue))' }}
+                >
+                  분석 실행
+                </button>
+              </div>
+              {analysisResult && (
+                <PollResult result={analysisResult} summary={summary} onClear={onClearAnalysis} radiusNm={circleRadiusNm} />
+              )}
+            </div>
+          )}
         </Section>
 
         {/* 오염 종합 상황 */}
@@ -220,18 +380,33 @@ function Section({
   )
 }
 
-function CheckboxLabel({ checked, children }: { checked?: boolean; children: string }) {
+function ControlledCheckbox({
+  checked,
+  onChange,
+  children,
+  disabled = false,
+}: {
+  checked: boolean;
+  onChange: (v: boolean) => void;
+  children: string;
+  disabled?: boolean;
+}) {
   return (
-    <label className="flex items-center gap-1.5 text-[10px] text-text-2 font-korean cursor-pointer">
+    <label
+      className={`flex items-center gap-1.5 text-[10px] font-korean cursor-pointer ${
+        disabled ? 'text-text-3 cursor-not-allowed opacity-40' : 'text-text-2'
+      }`}
+    >
       <input
         type="checkbox"
-        defaultChecked={checked}
-        className="w-[13px] h-[13px]"
-        className="accent-[var(--cyan)]"
+        checked={checked}
+        disabled={disabled}
+        onChange={(e) => onChange(e.target.checked)}
+        className="w-[13px] h-[13px] accent-[var(--cyan)]"
       />
       {children}
     </label>
-  )
+  );
 }
 
 function StatBox({
@@ -425,3 +600,78 @@ function InsuranceCard({
     </div>
   )
 }
+
+function PollResult({
+  result,
+  summary,
+  onClear,
+  onRerun,
+  radiusNm,
+}: {
+  result: AnalysisResult
+  summary?: SimulationSummary | null
+  onClear?: () => void
+  onRerun?: () => void
+  radiusNm?: number
+}) {
+  const pollutedArea = (result.area * result.particlePercent / 100).toFixed(2)
+  return (
+    <div className="mt-1 p-2.5 bg-bg-0 border border-[rgba(168,85,247,0.2)] rounded-md" style={{ position: 'relative', overflow: 'hidden' }}>
+      <div style={{ position: 'absolute', top: 0, left: 0, right: 0, height: '2px', background: 'linear-gradient(90deg, var(--purple), var(--cyan))' }} />
+      {radiusNm && (
+        <div className="flex justify-between items-center mb-2">
+          <span className="text-[10px] font-semibold text-text-1 font-korean">분석 결과</span>
+          <span className="text-[9px] font-semibold text-primary-cyan font-mono">반경 {radiusNm} NM</span>
+        </div>
+      )}
+      <div className="grid grid-cols-3 gap-1 mb-2">
+        <div className="text-center py-1.5 px-1 bg-bg-3 rounded">
+          <div className="text-[13px] font-bold font-mono" style={{ color: 'var(--red)' }}>{result.area.toFixed(2)}</div>
+          <div className="text-[7px] text-text-3 font-korean mt-0.5">분석면적(km²)</div>
+        </div>
+        <div className="text-center py-1.5 px-1 bg-bg-3 rounded">
+          <div className="text-[13px] font-bold font-mono" style={{ color: 'var(--orange)' }}>{result.particlePercent}%</div>
+          <div className="text-[7px] text-text-3 font-korean mt-0.5">오염비율</div>
+        </div>
+        <div className="text-center py-1.5 px-1 bg-bg-3 rounded">
+          <div className="text-[13px] font-bold font-mono" style={{ color: 'var(--cyan)' }}>{pollutedArea}</div>
+          <div className="text-[7px] text-text-3 font-korean mt-0.5">오염면적(km²)</div>
+        </div>
+      </div>
+      <div className="space-y-1 text-[9px] font-korean">
+        {summary && (
+          <div className="flex justify-between">
+            <span className="text-text-3">해상잔존량</span>
+            <span className="font-semibold font-mono" style={{ color: 'var(--blue)' }}>{summary.remainingVolume.toFixed(2)} kL</span>
+          </div>
+        )}
+        {summary && (
+          <div className="flex justify-between">
+            <span className="text-text-3">연안부착량</span>
+            <span className="font-semibold font-mono" style={{ color: 'var(--red)' }}>{summary.beachedVolume.toFixed(2)} kL</span>
+          </div>
+        )}
+        <div className="flex justify-between">
+          <span className="text-text-3">민감자원 포함</span>
+          <span className="font-semibold font-mono" style={{ color: 'var(--orange)' }}>{result.sensitiveCount}개소</span>
+        </div>
+      </div>
+      <div className="flex gap-1.5 mt-2">
+        <button
+          onClick={onClear}
+          className="flex-1 py-1.5 rounded text-[9px] font-semibold font-korean border border-border text-text-3 hover:text-text-2 transition-colors"
+        >
+          초기화
+        </button>
+        {onRerun && (
+          <button
+            onClick={onRerun}
+            className="flex-1 py-1.5 rounded text-[9px] font-semibold font-korean border border-[rgba(168,85,247,0.3)] text-purple-400 hover:bg-[rgba(168,85,247,0.08)] transition-colors"
+          >
+            재분석
+          </button>
+        )}
+      </div>
+    </div>
+  )
+}

frontend/src/tabs/prediction/components/SimulationErrorModal.tsx

@@ -0,0 +1,110 @@
+interface SimulationErrorModalProps {
+  message: string;
+  onClose: () => void;
+}
+
+const SimulationErrorModal = ({ message, onClose }: SimulationErrorModalProps) => {
+  return (
+    <div
+      style={{
+        position: 'absolute',
+        inset: 0,
+        zIndex: 50,
+        display: 'flex',
+        alignItems: 'center',
+        justifyContent: 'center',
+        background: 'rgba(10, 14, 26, 0.75)',
+        backdropFilter: 'blur(4px)',
+      }}
+    >
+      <div
+        style={{
+          width: 360,
+          background: 'var(--bg1)',
+          border: '1px solid rgba(239, 68, 68, 0.35)',
+          borderRadius: 'var(--rM)',
+          padding: '28px 24px',
+          display: 'flex',
+          flexDirection: 'column',
+          gap: 16,
+        }}
+      >
+        {/* 아이콘 + 제목 */}
+        <div style={{ display: 'flex', alignItems: 'center', gap: 10 }}>
+          <div
+            style={{
+              width: 36,
+              height: 36,
+              borderRadius: '50%',
+              background: 'rgba(239, 68, 68, 0.12)',
+              border: '1px solid rgba(239, 68, 68, 0.3)',
+              display: 'flex',
+              alignItems: 'center',
+              justifyContent: 'center',
+              flexShrink: 0,
+            }}
+          >
+            <svg width="18" height="18" viewBox="0 0 24 24" fill="none">
+              <path
+                d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm1 15h-2v-2h2v2zm0-4h-2V7h2v6z"
+                fill="rgb(239, 68, 68)"
+                opacity="0.9"
+              />
+            </svg>
+          </div>
+          <div>
+            <div style={{ color: 'var(--t1)', fontSize: 14, fontWeight: 600 }}>
+              확산 예측 실패
+            </div>
+            <div style={{ color: 'var(--t3)', fontSize: 12, marginTop: 2 }}>
+              시뮬레이션 실행 중 오류가 발생했습니다
+            </div>
+          </div>
+        </div>
+
+        {/* 에러 메시지 */}
+        <div
+          style={{
+            background: 'rgba(239, 68, 68, 0.06)',
+            border: '1px solid rgba(239, 68, 68, 0.2)',
+            borderRadius: 'var(--rS)',
+            padding: '10px 14px',
+            color: 'rgb(252, 165, 165)',
+            fontSize: 13,
+            lineHeight: 1.6,
+            wordBreak: 'break-word',
+          }}
+        >
+          {message}
+        </div>
+
+        {/* 확인 버튼 */}
+        <button
+          onClick={onClose}
+          style={{
+            marginTop: 4,
+            padding: '8px 0',
+            background: 'rgba(239, 68, 68, 0.15)',
+            border: '1px solid rgba(239, 68, 68, 0.35)',
+            borderRadius: 'var(--rS)',
+            color: 'rgb(252, 165, 165)',
+            fontSize: 13,
+            fontWeight: 600,
+            cursor: 'pointer',
+            transition: 'background 0.15s',
+          }}
+          onMouseEnter={(e) => {
+            (e.currentTarget as HTMLButtonElement).style.background = 'rgba(239, 68, 68, 0.25)';
+          }}
+          onMouseLeave={(e) => {
+            (e.currentTarget as HTMLButtonElement).style.background = 'rgba(239, 68, 68, 0.15)';
+          }}
+        >
+          확인
+        </button>
+      </div>
+    </div>
+  );
+};
+
+export default SimulationErrorModal;

frontend/src/tabs/prediction/services/predictionApi.ts

@@ -18,6 +18,7 @@ export interface PredictionAnalysis {
   backtrackStatus: string;
   analyst: string;
   officeName: string;
+  acdntSttsCd: string;
 }
 
 export interface PredictionDetail {

frontend/src/tabs/reports/components/ReportGenerator.tsx

@@ -343,13 +343,26 @@ function ReportGenerator({ onSave }: ReportGeneratorProps) {
                       </div>
                     </>
                   )}
-                  {sec.id === 'oil-coastal' && (
-                    <p className="text-[12px] text-text-2 font-korean">
-                      최초 부착시간: <span className="font-semibold text-text-1">{oilPayload?.coastal?.firstTime ?? sampleOilData.coastal.firstTime}</span>
-                      {' / '}
-                      부착 해안길이: <span className="font-semibold text-text-1">{oilPayload?.pollution.coastLength || sampleOilData.coastal.coastLength}</span>
-                    </p>
-                  )}
+                  {sec.id === 'oil-coastal' && (() => {
+                    const coastLength = oilPayload?.pollution.coastLength;
+                    const hasNoCoastal = oilPayload && (
+                      !coastLength || coastLength === '—' || coastLength.startsWith('0.00')
+                    );
+                    if (hasNoCoastal) {
+                      return (
+                        <p className="text-[12px] text-text-2 font-korean">
+                          시뮬레이션 결과 유출유의 <span className="font-semibold text-text-1">해안 부착이 없습니다</span>.
+                        </p>
+                      );
+                    }
+                    return (
+                      <p className="text-[12px] text-text-2 font-korean">
+                        최초 부착시간: <span className="font-semibold text-text-1">{oilPayload?.coastal?.firstTime ?? sampleOilData.coastal.firstTime}</span>
+                        {' / '}
+                        부착 해안길이: <span className="font-semibold text-text-1">{coastLength || sampleOilData.coastal.coastLength}</span>
+                      </p>
+                    );
+                  })()}
                   {sec.id === 'oil-defense' && (
                     <div className="text-[12px] text-text-3 font-korean">
                       <p className="mb-2">방제자원 배치 계획에 따른 전략을 수립합니다.</p>