M 3.9 - 100 km SSE of Adak, Alaska
- 2025-03-20 20:28:35 (UTC)
- 51.043°N 176.081°W
- 35.9 km depth
Interactive Map Regional Information Felt Report - Tell Us! 000000Responses Contribute to citizen science. Please tell us about your experience.
- ShakeMap
Immi 
Estimated Intensity Map Origin - Review Status
- REVIEWED
- Magnitude
- 3.9 mb
- Depth
- 35.9 km
- Time
- 2025-03-20 20:28:35 UTC
View Nearby Seismicity - Time Range
± Three Weeks - Search Radius
250.0 km - Magnitude Range
≥ 1.0
Contributors US
USGS National Earthquake Information Center, PDE