2.6
Earthquake Details: 244 km WSW of Adak, Alaska, United States
8/18/2026, 1:03:13 PM
A magnitude 2.6 earthquake occurred near 244 km WSW of Adak, Alaska, United States on 8/18/2026 at 1:03:13 PM. The seismic event was recorded at a depth of 10.3 km. No tsunami warning was issued.
No Tsunami WarningStatus: reviewedType: earthquake
Technical Details
Depth10.3 km
Significance104
Latitude50.9860
Longitude-179.8570
Event IDaka2026qhzdez
Magnitude2.6
Updated:8/19/2026, 5:23:59 AM
External Resources
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Time & depth
- Local time
- 8/18/2026, 1:03:13 PM
- UTC
- 8/18/2026, 1:03:13 PM UTC
10.3 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby event sequence · 12
M3.0240 km WSW of Adak, 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 StatesBeforeM2.986 km SW of Atka, Alaska, United StatesBeforeM2.9102 km SW of Adak, Alaska, United StatesBeforeM2.8224 km WSW of Adak, Alaska, United StatesAfterM2.9109 km SSE of Atka, Alaska, United StatesAfterM3.1119 km WSW of Adak, Alaska, United StatesAfterM2.9118 km WSW of Adak, Alaska, United StatesAfterM4.1138 km SW of Adak, Alaska, United StatesAfterM2.959 km SSE of Atka, 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 19, 2026, 05:23 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.