SCEDC Home
Home

== PRELIMINARY EARTHQUAKE REPORT ==

Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California



Version #5: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 5:08:40 AM (PST) on Thursday, February 13, 2020.
The magnitude 1.0 event occurred 36 km (22 miles) WSW of Ludlow, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 1.0 - local magnitude (Ml)
Time Thursday, February 13, 2020 at 5:08:40 AM (PST)
Thursday, February 13, 2020 at 13:08:40 (UTC)
Distance from Ludlow, CA - 36 km (22 miles) WSW (238 degrees)
Lucerne Valley, CA - 45 km (28 miles) ENE (75 degrees)
Big Bear City, CA - 46 km (28 miles) NE (45 degrees)
Yucca Valley, CA - 49 km (30 miles) N (354 degrees)
Joshua Tree, CA - 49 km (31 miles) NNW (341 degrees)
Coordinates 34 deg. 33.1 min. N (34.551N), 116 deg. 29.5 min. W (116.492W)
Depth 2.07 km (1.3 miles)
Quality Good
Location Quality Parameters Nst=20, Nph=37, Dmin=15.9 km, Rmss=0.12 sec, Erho=0.19 km, Erzz=0.7 km, Gp=59 degrees
Event ID# ci39070295
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