2.8

Earthquake Details: 107 km S of Unalaska, Alaska, United States

8/12/2026, 3:15:31 PM

A magnitude 2.8 earthquake occurred near 107 km S of Unalaska, Alaska, United States on 8/12/2026 at 3:15:31 PM. The seismic event was recorded at a depth of 22.7 km. No tsunami warning was issued.

No Tsunami WarningStatus: reviewedType: earthquake

Technical Details

Depth22.7 km
Significance121
Latitude52.9150
Longitude-166.7540
Event IDaka2026pxbkla
Magnitude2.8
Updated:8/12/2026, 8:40:23 PM

External Resources

View on USGS Official Site

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Time & depth

Local time
8/12/2026, 3:15:31 PM
UTC
8/12/2026, 3:15:31 PM UTC
22.7 km · Shallow-focus

Less than 70 km deep. Shaking is often stronger near the epicentre.

Nearby event sequence · 12
M4.699 km SSE of Sand Point, Alaska, United StatesBeforeM2.951 km ESE of Atka, Alaska, United StatesBeforeM3.1118 km S of Sand Point, Alaska, United StatesAfterM3.699 km SSE of Sand Point, Alaska, United StatesAfterM3.791 km SE of Atka, Alaska, United StatesAfterM3.291 km E of Nikolski, Alaska, United StatesAfterM4.060 km SSW of Unalaska, Alaska, United StatesAfterM2.9170 km SW of Nikolski, Alaska, United StatesAfterM2.991 km ESE of Akutan, Alaska, United StatesAfterM2.987 km SSE of Sand Point, Alaska, United StatesAfterM3.1171 km SE of Nikolski, Alaska, United StatesAfterM3.469 km SSE of King Cove, Alaska, United StatesAfter

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: Aug 12, 2026, 08:40 PM UTC. Data sources: USGS / EMSC / JMA / Geoscience Australia / GeoNet.