2.5
Earthquake Details: 83 km WSW of Elfin Cove, Alaska, United States
8/18/2026, 11:31:05 AM
A magnitude 2.5 earthquake occurred near 83 km WSW of Elfin Cove, Alaska, United States on 8/18/2026 at 11:31:05 AM. The seismic event was recorded at a depth of 11.6 km. No tsunami warning was issued.
No Tsunami WarningStatus: reviewedType: earthquake
Regional Seismicity
Technical Details
Depth11.6 km
Significance96
Latitude57.9420
Longitude-137.6760
Event IDaka2026qhwbjb
Magnitude2.5
Updated:8/19/2026, 5:17:54 AM
External Resources
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Time & depth
- Local time
- 8/18/2026, 3:31:05 AM AKDT
- UTC
- 8/18/2026, 11:31:05 AM UTC
11.6 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
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 19, 2026, 05:17 AM 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.