Earthquake Details: Off the Coast of Nanao, Ishikawa, Japan

8/13/2026, 8:31:00 PM

A magnitude 3.4 earthquake occurred near Off the Coast of Nanao, Ishikawa, Japan on 8/13/2026 at 8:31:00 PM. The seismic event was recorded at a depth of 100 km. No tsunami warning was issued.

No Tsunami WarningStatus: reviewedType: earthquake

Regional Seismicity

View recent seismic activity near this event:

Japan Ishikawa Nanao (Nearest City)

Technical Details

Depth100 km

Significance0

Latitude37.7000

Longitude137.3000

Event IDjma:20260814053115

Magnitude3.4

Updated:8/13/2026, 8:33:00 PM

External Resources

View on JMA Official Site

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Time & depth

Local time: 8/14/2026, 5:31:00 AM GMT+9
UTC: 8/13/2026, 8:31:00 PM UTC

100 km · Intermediate-focus

Between 70 and 300 km deep.

Nearby major cities

Nearby event sequence · 12

M2.5Chuetsu, Niigata PrefectureBefore8/12/2026, 12:19:00 AM M3.1Central Tottori PrefectureBefore8/12/2026, 2:57:00 AM M3.5Off the Coast of Iwate PrefectureBefore8/13/2026, 2:29:00 AM M2.8Off the Coast of Iwate PrefectureBefore8/13/2026, 6:01:00 PM M5.1Eastern Honshu, JapanBefore8/13/2026, 7:21:36 PM M4.2Eastern Mino, Gifu PrefectureBefore8/13/2026, 7:22:00 PM M2.8Northeastern Chiba PrefectureAfter8/13/2026, 10:50:00 PM M2.8Northern Tochigi PrefectureAfter8/14/2026, 8:29:00 AM M3.6Southern Gunma PrefectureAfter8/14/2026, 9:58:00 PM M4.5Off the Coast of Fukushima PrefectureAfter8/15/2026, 1:10:00 AM M3.0Osaka BayAfter8/15/2026, 12:03:00 PM M3.2Northern Ibaraki PrefectureAfter8/15/2026, 5:59:00 PM

Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Aug 13, 2026, 08:33 PM UTC. Data sources: USGS / EMSC / JMA / Geoscience Australia / GeoNet.