3.0

Earthquake Details: 182 km E of Atka, Alaska, United States

8/15/2026, 9:03:35 AM

A magnitude 3.0 earthquake occurred near 182 km E of Atka, Alaska, United States on 8/15/2026 at 9:03:35 AM. The seismic event was recorded at a depth of 20 km. No tsunami warning was issued.

No Tsunami WarningStatus: reviewedType: earthquake

Technical Details

Depth20 km
Significance138
Latitude52.2510
Longitude-171.5250
Event IDaka2026qcdcdq
Magnitude3.0
Updated:8/16/2026, 8:46:59 AM

External Resources

View on USGS Official Site

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Time & depth

Local time
8/15/2026, 9:03:35 AM
UTC
8/15/2026, 9:03:35 AM UTC
20 km · Shallow-focus

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

Nearby event sequence · 12
M2.875 km SE of Atka, Alaska, United StatesBeforeM3.791 km SE of Atka, Alaska, United StatesBeforeM2.937 km SSW of Atka, Alaska, United StatesBeforeM3.291 km E of Nikolski, Alaska, United StatesBeforeM4.060 km SSW of Unalaska, Alaska, United StatesBeforeM2.9170 km SW of Nikolski, Alaska, United StatesBeforeM2.991 km ESE of Akutan, Alaska, United StatesBeforeM3.1171 km SE of Nikolski, Alaska, United StatesBeforeM2.988 km SSW of Nikolski, Alaska, United StatesBeforeM3.1153 km S of Atka, Alaska, United StatesBeforeM2.9243 km ESE of Atka, Alaska, United StatesBeforeM2.9179 km ESE of Atka, Alaska, United StatesBefore

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 16, 2026, 08:46 AM UTC. Data sources: USGS / EMSC / JMA / Geoscience Australia / GeoNet.