2.6
Earthquake Details: 92 km SE of Atka, Alaska, United States
8/18/2026, 3:42:58 AM
A magnitude 2.6 earthquake occurred near 92 km SE of Atka, Alaska, United States on 8/18/2026 at 3:42:58 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
Significance104
Latitude51.5260
Longitude-173.4130
Event IDaka2026qhglnv
Magnitude2.6
Updated:8/18/2026, 8:34:49 AM
External Resources
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Time & depth
- Local time
- 8/18/2026, 3:42:58 AM
- UTC
- 8/18/2026, 3:42:58 AM UTC
20 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby event sequence · 12
M3.0182 km E of Atka, Alaska, United StatesBeforeM3.0240 km WSW of Adak, Alaska, United StatesBeforeM3.0163 km SW of Nikolski, Alaska, United StatesBeforeM2.9161 km SW of Nikolski, Alaska, United StatesBeforeM3.177 km W of Nikolski, Alaska, United StatesBeforeM3.457 km SSE of Adak, Alaska, United StatesBeforeM3.046 km S of Atka, Alaska, United StatesBeforeM3.2100 km S of Atka, Alaska, United StatesAfterM2.986 km SW of Atka, Alaska, United StatesAfterM2.9102 km SW of Adak, Alaska, United StatesAfterM3.487 km SSW of Unalaska, Alaska, United StatesAfterM3.491 km SSW of Unalaska, 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 18, 2026, 08:34 AM UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. 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. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.