3.1
Earthquake Details: 44 km N of Petersville, Alaska
Aug 23, 2026, 12:50:29
A magnitude 3.1 earthquake occurred near 44 km N of Petersville, Alaska on Aug 23, 2026 at 12:50:29. The seismic event was recorded at a depth of 101.1 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth101.1 km
Significance148
Latitude62.8980
Longitude-150.8050
Event IDaka2026qrevbe
Magnitude3.1
Updated:Aug 24, 2026, 18:52:19 UTC
External Resources
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Time & depth
- Local time
- Aug 23, 2026, 04:50:29 AKDT
- UTC
- Aug 23, 2026, 12:50:29 UTC
101.1 km · Intermediate-focus
Between 70 and 300 km deep.
Nearby major cities
Nearby event sequence · 12
M3.09 km ESE of Rampart, AlaskaAfterM2.248 km NW of Ninilchik, AlaskaAfterM2.227 km SW of Petersville, AlaskaAfterM2.462 km E of Port Alsworth, AlaskaAfterM2.524 km SSW of Susitna, AlaskaAfterM2.520 km S of Port Graham, AlaskaAfterM2.849 km SSW of Skwentna, AlaskaAfterM3.925 km NW of Anchor Point, AlaskaAfterM2.356 km WNW of Skwentna, AlaskaAfterM2.871 km WNW of Nikiski, AlaskaAfterM2.639 km SSW of Cantwell, AlaskaAfterM2.515 km NNW of Nikiski, 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: Aug 24, 2026, 18:52 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.