SCEDC Home
Home

== 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 9:21:27 AM (PST) on Saturday, November 30, 2019.
The magnitude 1.0 event occurred 2 km (1 miles) E (83 degrees) of Hercules, CA.
The hypocentral depth is 5 km ( 3 miles).



Magnitude 1.0 - duration magnitude (Md)
Time Saturday, November 30, 2019 at 9:21:27 AM (PST)
Saturday, November 30, 2019 at 17:21:27 (UTC)
Distance from Hercules, CA - 2 km (1 miles) E (83 degrees)
Rodeo, CA - 2 km (1 miles) SSE (168 degrees)
Pinole, CA - 4 km (2 miles) ENE (62 degrees)
Tara Hills, CA - 5 km (3 miles) ENE (58 degrees)
El Sobrante, CA - 5 km (3 miles) NNE (31 degrees)
Coordinates 38 deg. 1.2 min. N (38.020N), 122 deg. 15.8 min. W (122.263W)
Depth 5.45 km (3.4 miles)
Quality Good
Location Quality Parameters Nst=8, Nph=8, Dmin=5.4 km, Rmss=0.02 sec, Erho=0.87 km, Erzz=1.67 km, Gp=126 degrees
Event ID# nc73310371
Additional Information map || waveforms
  

For more information, see https://earthquake.usgs.gov

[ Index map || big earthquake list || all earthquake list || glossary of terms || top page ]
[ Did you feel it? || ShakeMaps || Relative2Me ]
[ Data Sources || Contacts ]

Research Tools
General Earthquake Information
Stations/ Instrumentation
About the Data Center