3.7
Earthquake Details: 37 km SW of Karluk, Alaska
Sep 22, 2026, 08:48:00
A magnitude 3.7 earthquake occurred near 37 km SW of Karluk, Alaska on Sep 22, 2026 at 08:48:00. The seismic event was recorded at a depth of 50.9 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth50.9 km
Significance211
Latitude57.2950
Longitude-154.8270
Event IDaka2026suhjvu
Magnitude3.7
Updated:Sep 24, 2026, 21:24:19 UTC
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- Sep 22, 2026, 00:48:00 AKDT
- UTC
- Sep 22, 2026, 08:48:00 UTC
50.9 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M2.995 km S of Sand Point, AlaskaBeforeM3.655 km SE of Chignik, AlaskaBeforeM3.120 km NE of Nikolaevsk, AlaskaBeforeM3.8163 km S of Akhiok, AlaskaBeforeM3.177 km WSW of Akhiok, AlaskaBeforeM3.553 km SE of Sand Point, AlaskaAfterM3.1236 km SE of Chiniak, AlaskaAfterM3.175 km WSW of Karluk, AlaskaAfterM3.433 km W of Nanwalek, AlaskaAfterM2.916 km SE of Karluk, AlaskaAfterM3.2216 km SSE of Akhiok, AlaskaAfterM3.3129 km E of Chignik, AlaskaAfter
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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: Sep 24, 2026, 21:24 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.