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== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California



Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 5:37:05 PM (PDT) on Wednesday, March 25, 2020.
The magnitude 0.3 event occurred 5 km (3 miles) WNW of The Geysers, CA.
The hypocentral depth is 4 km ( 2 miles).



Magnitude 0.3 - duration magnitude (Md)
Time Wednesday, March 25, 2020 at 5:37:05 PM (PDT)
Thursday, March 26, 2020 at 0:37:05 (UTC)
Distance from The Geysers, CA - 5 km (3 miles) WNW (292 degrees)
Cobb, CA - 8 km (5 miles) WSW (245 degrees)
Middletown, CA - 17 km (11 miles) WNW (285 degrees)
Cloverdale, CA - 18 km (11 miles) E (94 degrees)
Healdsburg, CA - 21 km (13 miles) NNE (15 degrees)
Coordinates 38 deg. 47.5 min. N (38.792N), 122 deg. 48.3 min. W (122.805W)
Depth 3.54 km (2.2 miles)
Quality Excellent
Location Quality Parameters Nst=29, Nph=39, Dmin=0.5 km, Rmss=0.03 sec, Erho=0.18 km, Erzz=0.3 km, Gp=76 degrees
Event ID# nc73359500
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