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

A micro earthquake occurred at 5:35:53 AM (PDT) on Wednesday, October 10, 2018.
The magnitude 0.4 event occurred 5 km (3 miles) SW of Anza, CA.
The hypocentral depth is 4 km ( 2 miles).



Magnitude 0.4 - local magnitude (Ml)
Time Wednesday, October 10, 2018 at 5:35:53 AM (PDT)
Wednesday, October 10, 2018 at 12:35:53 (UTC)
Distance from Anza, CA - 5 km (3 miles) SW (230 degrees)
Aguanga, CA - 17 km (10 miles) NE (56 degrees)
Palomar Observatory, CA - 23 km (15 miles) NE (36 degrees)
Idyllwild, CA - 24 km (15 miles) S (179 degrees)
Warner Springs, CA - 28 km (18 miles) NNW (344 degrees)
Coordinates 33 deg. 31.6 min. N (33.526N), 116 deg. 42.9 min. W (116.715W)
Depth 4.07 km (2.5 miles)
Quality Excellent
Location Quality Parameters Nst=14, Nph=20, Dmin=4.8 km, Rmss=0.09 sec, Erho=0.21 km, Erzz=0.38 km, Gp=81 degrees
Event ID# ci38318792
Additional Information map || waveforms
  

For more information, see http://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