Kushiro Offshore (釧路沖) — Earthquake Risk & History

Hokkaido region · Based on HERP official data

Risk Level: 높음

쿠시로 앞바다는 홋카이도 동쪽 태평양 연안으로, 치시마 해구(千島海溝) 판 경계 지진의 영향권입니다. M7~8급 지진이 반복 발생하며, 쿠시로시·네무로시 등 연안 도시에 쓰나미 위험이 있습니다. 2003년 M8.0 도카치 앞바다 지진, 1993년 쿠시로 앞바다 지진 등 대형 지진 이력이 있습니다.

Fault Lines & Seismic Characteristics

Active Faults & Trenches

Kuril Trench
Kushiro Fault

Earthquake History

M8.0

2003

도카치 앞바다 지진 — 홋카이도 동부 진도 6약, 쓰나미 발생
M7.5

1993

쿠시로 앞바다 지진 — 진도 6, 쿠시로시 피해
M8.2

1952

도카치 앞바다 지진 — 홋카이도 동부 대규모 쓰나미

Future Probability — HERP Official Assessment

Long-term probability for this area is available on the HERP official website.

🔗 HERP Official Website →

Traveler Safety Information

Finding Evacuation Shelters

✅ Search "避難所" (hinanjo) on Google Maps to find the nearest shelter from your current location
✅ Install NHK World or Safety tips (Japan Tourism Agency app) — both send English earthquake alerts

Basic Action Rules

✅ At check-in, locate emergency exits and escape routes
✅ On strong shaking: protect your head, open a door to secure an exit, do not use elevators
✅ Near coasts or rivers: move to high ground immediately — do not wait for a tsunami warning
✅ Emergency numbers: Police 110 · Ambulance/Fire 119
✅ Contact your embassy in Tokyo for emergency consular assistance

Research & Official Sources AI summary

치시마 해구 초거대 지진 발생 가능성

내각부 연구에 따르면 치시마 해구에서 M9급 초거대 지진 발생 시 홋카이도 동부 연안에 최대 20m 이상의 쓰나미가 도달할 수 있습니다. 쿠시로·네무로 지역은 30년 내 M7.8 이상 지진 발생 확률이 높다고 평가됩니다.
Source: 지진조사위원회 (2023)

Related Guides

⚠️ Notice
Seismic characteristics and research summaries on this page are AI-generated from publicly available data by JMA, Cabinet Office, and HERP. Historical earthquake data (year, magnitude, damage) is based on official records, but key figures should always be cross-checked with the latest official sources. This page does not predict future earthquakes.

Kushiro Offshore Location

Official Sources

Other Areas

Hokkaido Aomori Prefecture Iwate Prefecture Miyagi Prefecture Akita Prefecture Yamagata Prefecture Fukushima Prefecture Ibaraki Prefecture Tochigi Prefecture Gunma Prefecture Saitama Prefecture Chiba Prefecture Tokyo Metropolis Kanagawa Prefecture Niigata Prefecture Toyama Prefecture Ishikawa Prefecture Fukui Prefecture Yamanashi Prefecture Nagano Prefecture Gifu Prefecture Shizuoka Prefecture Aichi Prefecture Mie Prefecture Shiga Prefecture Kyoto Prefecture Osaka Prefecture Hyogo Prefecture Nara Prefecture Wakayama Prefecture Tottori Prefecture Shimane Prefecture Okayama Prefecture Hiroshima Prefecture Yamaguchi Prefecture Tokushima Prefecture Kagawa Prefecture Ehime Prefecture Kochi Prefecture Fukuoka Prefecture Saga Prefecture Nagasaki Prefecture Kumamoto Prefecture Oita Prefecture Miyazaki Prefecture Kagoshima Prefecture Okinawa Prefecture Kii Strait Suruga Bay Sagami Bay Boso Offshore Sanriku Offshore Hyuga-nada Nemuro Peninsula Offshore

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