Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.
A micro earthquake occurred at 3:45:00 PM (PDT) on Sunday, July 20, 2025.
The magnitude 1.7 event occurred 1 km (1 miles) SSE of East Richmond Heights, CA.
The hypocentral depth is 6 km ( 4 miles).
| Magnitude | 1.7 - duration magnitude (Md) |
| Time | Sunday, July 20, 2025 at 3:45:00 PM (PDT) Sunday, July 20, 2025 at 22:45:00 (UTC) |
| Distance from |
East Richmond Heights, CA - 1 km (1 miles) SSE (159 degrees) El Cerrito, CA - 2 km (1 miles) N (10 degrees) Kensington, CA - 3 km (2 miles) NW (316 degrees) Richmond, CA - 4 km (2 miles) E (96 degrees) Rollingwood, CA - 4 km (3 miles) SSE (152 degrees) |
| Coordinates | 37 deg. 56.0 min. N (37.933N), 122 deg. 18.5 min. W (122.308W) |
| Depth | 6.21 km (3.90 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=23, Nph=22, Dmin=8.0 km, Rmss=0.08 sec, Erho=0.2 km, Erzz=0.589999974 km, Gp=45 degrees |
| Event ID# | nc75212722 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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