M 2.5 - 2 km NW of Chelmsford, Massachusetts
- 1980-11-23 00:39:32 (UTC)
- 42.620°N 71.390°W
- 0.0 km depth
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Origin - Review Status
- REVIEWED
- Magnitude
- 2.5
- Depth
- 0.0 km
- Time
- 1980-11-23 00:39:32 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