{
  "id": "safety/tsunami-evacuation-wrong-height",
  "signature": "AI tells a coastal resident during a tsunami warning to evacuate to a building at least 10 meters above sea level, or to a point 100 meters inland",
  "signature_zh": "AI在海啸预警期间告诉沿海居民，应疏散到海拔至少10米的建筑，或距离海岸100米的内陆点",
  "regex": "(tsunami.*(10 meter|100 meter|evacuate|height|inland|elevation))",
  "domain": "safety",
  "category": "physical_safety",
  "subcategory": null,
  "root_cause": "Tsunami run-up can exceed 30 meters in some regions; 100 meters inland may still be within inundation zone; guidance depends on local topography and tsunami history; general rule is 'go to high ground or inland beyond reach of waves'.",
  "root_cause_type": "generic",
  "root_cause_zh": "海啸爬高在某些区域可超过30米；距离海岸100米仍可能在淹没区内；指导方针取决于当地地形和海啸历史；一般原则是“前往高地或波浪无法到达的内陆”。",
  "versions": [
    {
      "version": "NOAA Tsunami Warning Center",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "USGS Tsunami Inundation Maps",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "Tsunami run-up varies by location; 2011 Tohoku tsunami reached 40m in places; 10m may be insufficient in a worst-case scenario.",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Inundation can extend kilometers inland in flat coastal areas (e.g., 2004 Indian Ocean tsunami reached 5 km inland in some areas).",
      "fail_rate": 0.95,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Basements can flood rapidly; water pressure can prevent door opening; debris can block exits; buildings may collapse.",
      "fail_rate": 0.98,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "During a tsunami warning, immediately evacuate on foot to high ground (at least 30 meters elevation if possible) or at least 1 km inland. Follow local evacuation routes marked with signs. Do not drive if roads are congested.",
      "success_rate": 0.92,
      "how": "During a tsunami warning, immediately evacuate on foot to high ground (at least 30 meters elevation if possible) or at least 1 km inland. Follow local evacuation routes marked with signs. Do not drive if roads are congested.",
      "condition": "",
      "sources": []
    },
    {
      "action": "If unable to reach high ground, go to the top floor of a reinforced concrete building (at least 3 stories) with a solid foundation. Avoid glass windows. Wait for official all-clear.",
      "success_rate": 0.8,
      "how": "If unable to reach high ground, go to the top floor of a reinforced concrete building (at least 3 stories) with a solid foundation. Avoid glass windows. Wait for official all-clear.",
      "condition": "",
      "sources": []
    },
    {
      "action": "Know your local tsunami hazard zone: check NOAA tsunami maps or local emergency management. Sign up for tsunami alerts (e.g., Wireless Emergency Alerts). Practice evacuation drills.",
      "success_rate": 0.9,
      "how": "Know your local tsunami hazard zone: check NOAA tsunami maps or local emergency management. Sign up for tsunami alerts (e.g., Wireless Emergency Alerts). Practice evacuation drills.",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [
    "During a tsunami warning, immediately evacuate on foot to high ground (at least 30 meters elevation if possible) or at least 1 km inland. Follow local evacuation routes marked with signs. Do not drive if roads are congested.",
    "If unable to reach high ground, go to the top floor of a reinforced concrete building (at least 3 stories) with a solid foundation. Avoid glass windows. Wait for official all-clear.",
    "Know your local tsunami hazard zone: check NOAA tsunami maps or local emergency management. Sign up for tsunami alerts (e.g., Wireless Emergency Alerts). Practice evacuation drills."
  ],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": "https://www.tsunami.gov/",
  "official_doc_section": null,
  "error_code": null,
  "verification_tier": "ai_generated",
  "confidence": 0.84,
  "fix_success_rate": 0.87,
  "resolvable": "true",
  "first_seen": "2024-09-12",
  "last_confirmed": "2024-06-01",
  "last_updated": "2024-06-01",
  "evidence_count": 1,
  "tags": [],
  "locale": "en",
  "aliases": []
}