3.7
Earthquake Details: 117 km SE of Port Graham, Alaska, United States
Nov 11, 2026, 07:38:45
- Depth
- 42 km
- Felt reports
- No data
Source: USGSUpdated: Nov 11, 2026, 08:13 AM UTC
A magnitude 3.7 earthquake occurred on Nov 11, 2026 at 07:38:45. Epicenter: 117 km SE of Port Graham, Alaska, United States. Reported depth: 42 km.
Tsunami information
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Time & depth
- Local time
- Nov 10, 2026, 21:38:45 GMT-10
- UTC
- Nov 11, 2026, 07:38:45 UTC
42 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
M3.441 km WNW of Akhiok, AlaskaBeforeM3.527 km NNW of Cooper Landing, AlaskaBeforeM3.044 km NNW of Glacier View, AlaskaBeforeM2.913 km SSW of Susitna, AlaskaBeforeM3.548 km N of Petersville, AlaskaBeforeM2.638 km WSW of Tyonek, AlaskaBeforeM2.63 km NNE of Salamatof, AlaskaBeforeM3.415 km SSE of Larsen Bay, AlaskaBeforeM3.376 km WNW of Petersville, AlaskaBeforeM2.651 km N of Aleneva, AlaskaBeforeM2.79 km WNW of Kalifornsky, AlaskaBeforeM2.974 km WNW of Petersville, AlaskaBefore
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 3.7
aka2026wioent
- Depth:
- 42 km
- Time:
- Updated:
- Nov 11, 2026, 08:13 AM UTC
Technical Details
Depth42 km
Significance211
Latitude58.5280
Longitude-150.5460
Event IDaka2026wioent
Magnitude3.7
Updated:Nov 11, 2026, 08:13:22 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: Nov 11, 2026, 08:13 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).