last update to page: March 10 2016 22:13:22 (UTC).

Magnitude 4 Earthquake: Southern California

Summary

The red marker denotes the earthquake epicenter.

On Wed Sep 16th 2015 16:10:47 (UTC) the seismic network recorded an earthquake (preliminary 4.01 mw) located in Southern California. Seismic region California - Nevada Region.

The epicentral distance (i.e. distance separating the location to the epicenter) to the closest station TPFO in the network is 69.9 km.

If you felt the quake, the USGS would like to know. Please add your comments to the USGS page "Did you feel it?".

Details

Time:Wed Sep 16th 2015 16:10:47 (UTC)
Magnitude:4.01 mw
Location:(34.1372,-116.858)
Depth:11.2 km
Author:SCSN:37243591
evid,orid:186660,307446
nass,ndef:62,369
Authoritative:y

Proximity to Population Centers

Event and active stations

The red marker denotes the earthquake epicenter.

Seismic waveforms for closest station

Closest station with identified signal. Closest station is not filtered. List of vertical stations have a 0.8 to 3 Hz Butterworth bandpass filter applied.

Seismic waveforms for vertical channels in network

Subset of several stations close to the event. Closest station is not filtered. List of vertical stations have a 0.8 to 3 Hz Butterworth bandpass filter applied.

Signal description at some stations

STA_CHANDeltaS-E azPhase TimeSNRTimeResModelAutharid
109C_BHZ1.2659.3Pn1442419869.3484107.39-1.57iasp91dbp:vladik:152516058978
214A_BHZ4.032303.84Pn1442419907.7046-1-1.264iasp91dbp:vladik:152516059021
R11A_BHZ4.335194.08Pn1442419912.1362-1-0.992iasp91dbp:vladik:152516059022
W18A_BHZ5.941262.54Pn1442419935.45277.27720.255iasp91dbp:vladik:152516059025
121A_BHZ7.745284.43Pn1442419960.057321.1170.084iasp91dbp:vladik:152516059026
T25A_BHZ10.543257.17Pn1442419996.0197-1-2.301iasp91dbp:vladik:152516059028

External resources

Current seismic activity measured by the seismic network

Click the link below to observe an interactive map of earthquakes recorded by the station deployment: