Minor 3.6 Earthquake Strikes 56 Miles Southwest of Kodiak, Alaska
A minor earthquake measuring 3.6 on the Richter scale struck near Kodiak Island, Alaska, on October 29, 2025. The United States Geological Survey (USGS) reported that the tremor occurred at 11:12 a.m. local time. It was registered at a depth of approximately 18 miles (28.90 km).
Details of the Earthquake Near Kodiak, Alaska
This earthquake was categorized as shallow, which often results in stronger surface shaking compared to deeper seismic events. The epicenter was located at the coordinates 57.33°N latitude and 153.63°W longitude.
Impact on Nearby Communities
Several small towns in the vicinity may have experienced very slight tremors. Here’s a list of the nearby locations:
- Old Harbor (Population: 220) – 15 miles from epicenter
- Larsen Bay (Population: 88) – 20 miles away
- Akhiok (Population: 72) – 33 miles away
- Karluk (Population: 37) – 35 miles away
- Womens Bay (Population: 720) – 43 miles away
- Port Lions (Population: 200) – 47 miles away
- Kodiak Station (Population: 1,300) – 49 miles away
- Kodiak (Population: 6,300) – 56 miles from the epicenter
Residents in the farther towns, including Kodiak, were unlikely to have felt the quake.
Seismic Monitoring and Reporting
The event was confirmed by multiple seismic monitoring agencies. In addition to the USGS, The Incorporated Research Institutions for Seismology (IRIS) and the European-Mediterranean Seismological Centre (EMSC) also reported the earthquake at the same magnitude of 3.6.
Seismologists will continue to analyze the data, and revised reports may be available in the coming days. Residents are encouraged to report their observations if they felt any shaking from this earthquake.
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