2.5
Earthquake Details: 39 km SW of Karluk, Alaska, United States
Oct 17, 2026, 16:41:36
- Depth
- 53.4 km
- Felt reports
- No data
Source: USGSUpdated: Oct 17, 2026, 04:44 PM UTC
A magnitude 2.5 earthquake occurred on Oct 17, 2026 at 16:41:36. Epicenter: 39 km SW of Karluk, Alaska, United States. Reported depth: 53.4 km.
Status: Automatic
Tsunami information
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Time & depth
- Local time
- Oct 17, 2026, 08:41:36 AKDT
- UTC
- Oct 17, 2026, 16:41:36 UTC
53.4 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Nearby major cities
Nearby earthquakes · 12
M2.418 km NW of Ninilchik, AlaskaAfterM2.686 km SSE of Igiugig, AlaskaAfterM3.244 km SW of Sand Point, AlaskaAfterM2.459 km SE of Pope-Vannoy Landing, AlaskaAfterM4.299 km SSE of Sand Point, AlaskaAfterM2.47 km WSW of Sunrise, AlaskaAfterM2.766 km WNW of Happy Valley, AlaskaAfterM2.467 km SE of Chignik, AlaskaAfterM3.148 km WNW of Nanwalek, AlaskaAfterM2.814 km NNW of Beluga, AlaskaAfterM2.315 km SSW of Fox River, AlaskaAfterM2.457 km WNW of Akhiok, AlaskaAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSml 2.5
aka2026upbssm
- Depth:
- 53.4 km
- Status:
- Automatic
- Time:
- Updated:
- Oct 17, 2026, 04:44 PM UTC
Technical Details
Depth53.4 km
Significance96
Latitude57.3060
Longitude-154.9080
Event IDaka2026upbssm
Magnitude2.5
Updated:Oct 17, 2026, 16:44:19 UTC
Regional Seismicity
External Resources
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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: Oct 17, 2026, 16:44 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under 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.
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.
- CENC / Wolfx — CENC earthquake parameters via Wolfx, an independent unofficial relay.
- GFZ / GEOFON — Locations, depths and magnitudes: GFZ/GEOFON using GEVN network data (CC BY 4.0).