1.7
Earthquake Details: 8 km NNW of Big Lake, Alaska, United States
Oct 31, 2026, 10:46:54
- Depth
- 25.9 km
- Felt reports
- No data
Source: USGSUpdated: Oct 31, 2026, 10:48 AM UTC
A magnitude 1.7 earthquake occurred on Oct 31, 2026 at 10:46:54. Epicenter: 8 km NNW of Big Lake, Alaska, United States. Reported depth: 25.9 km.
Tsunami information
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Time & depth
- Local time
- Oct 31, 2026, 02:46:54 AKDT
- UTC
- Oct 31, 2026, 10:46:54 UTC
25.9 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
M3.512 km ESE of Fox River, AlaskaBeforeM4.414 km SE of Eureka Roadhouse, AlaskaBeforeM3.154 km WNW of Anchor Point, AlaskaBeforeM3.074 km SSE of McGrath, AlaskaBeforeM3.010 km W of Hope, AlaskaAfterM3.229 km WNW of Nikiski, AlaskaAfterM4.324 km SE of Kasilof, AlaskaAfterM3.163 km SE of Pedro Bay, AlaskaAfterM3.015 km ENE of Ferry, AlaskaAfterM3.431 km SSE of Skwentna, AlaskaAfterM3.275 km E of Cantwell, AlaskaAfterM3.122 km S of Funny River, AlaskaAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 1.7
aka2026vomfcn
- Depth:
- 25.9 km
- Time:
- Updated:
- Oct 31, 2026, 10:48 AM UTC
Technical Details
Depth25.9 km
Significance44
Latitude61.5920
Longitude-150.0200
Event IDaka2026vomfcn
Magnitude1.7
Updated:Oct 31, 2026, 10:48:11 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 31, 2026, 10:48 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).