M 2.5 - 3 km NNW of Boxborough, Massachusetts
- 1990-01-23 00:41:05 (UTC)
- 42.523°N 71.544°W
- 5.0 km depth
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Origin - Review Status
- REVIEWED
- Magnitude
- 2.5 md
- Depth
- 5.0 km
- Time
- 1990-01-23 00:41:05 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