1.8
Earthquake Details: 70 km WSW of Karluk, Alaska, United States
Oct 23, 2026, 08:01:44
- Depth
- 11.3 km
- Felt reports
- No data
Source: USGSUpdated: Oct 27, 2026, 10:26 PM UTC
A magnitude 1.8 earthquake occurred on Oct 23, 2026 at 08:01:44. Epicenter: 70 km WSW of Karluk, Alaska, United States. Reported depth: 11.3 km.
Status: Reviewed
Tsunami information
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Time & depth
- Local time
- Oct 23, 2026, 00:01:44 AKDT
- UTC
- Oct 23, 2026, 08:01:44 UTC
11.3 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
M3.3272 km SE of Chiniak, AlaskaAfterM2.580 km E of Chignik, AlaskaAfterM2.8247 km ESE of Chiniak, AlaskaAfterM2.813 km SW of Tyonek, AlaskaAfterM3.527 km E of Point Possession, AlaskaAfterM2.866 km SE of King Salmon, AlaskaAfterM3.025 km ESE of Kasilof, AlaskaAfterM3.066 km W of Happy Valley, AlaskaAfterM2.755 km E of Pedro Bay, AlaskaAfterM2.544 km WNW of Beluga, AlaskaAfterM2.649 km W of Nanwalek, AlaskaAfterM3.512 km ESE of Fox River, AlaskaAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSml 1.8
aka2026uzmnil
- Depth:
- 11.3 km
- Status:
- Reviewed
- Time:
- Updated:
- Oct 27, 2026, 10:26 PM UTC
Technical Details
Depth11.3 km
Significance50
Latitude57.4230
Longitude-155.5910
Event IDaka2026uzmnil
Magnitude1.8
Updated:Oct 27, 2026, 22:26:12 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 27, 2026, 22:26 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).