last update to page: October 26 2017 21:23:02 (UTC).

Magnitude 4.3 Earthquake: Southern California

Summary

The red marker denotes the earthquake epicenter.

On Thu Oct 26th 2017 20:38:52 (UTC) the seismic network recorded an earthquake (preliminary 4.3 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 CSLB in the network is 245.4 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:Thu Oct 26th 2017 20:38:52 (UTC)
Magnitude:4.3 mw
Location:(34.4658,-120.643)
Depth:9.1 km
Author:USGS:ci
evid,orid:1479546,1539315
nass,ndef:119,42
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. Not filtered.

Seismic waveforms for vertical channels in network

Subset of several stations close to the event. Not filtered.

Signal description at some stations

STA_CHANDeltaS-E azPhase TimeSNRTimeResModelAutharid
SMER_HHZ3.051290.26Pn1509050378.016334.324-2.657iasp91dbp:rrodd:172991565367
SMER_HHN3.051290.26Sn1509050412.6188-1-5.6iasp91dbp:rrodd:172991565482
RDM_HHZ3.254285.94Pn1509050381.460173.213-1.997iasp91dbp:rrodd:172991565381
RDM_HHN3.254285.94Sn1509050418.986-1-4.24iasp91dbp:rrodd:172991565487
RHIL_HHZ3.303284.96Pn1509050382.4241-1-1.719iasp91dbp:rrodd:172991565440
RRSP_HHZ3.335285.22Pn1509050382.8798-1-1.694iasp91dbp:rrodd:172991565444
CPE_HHZ3.34299.15Pn1509050381.891312.513-2.749iasp91dbp:rrodd:172991565369
KNW_HHZ3.341284.1Pn1509050382.6612140.94-1.999iasp91dbp:rrodd:172991565370
CRY_HHZ3.36286.63Pn1509050383.0702169.52-1.851iasp91dbp:rrodd:172991565371
CRY_HHE3.36286.63Sn1509050422.4629-1-3.396iasp91dbp:rrodd:172991565493
TMSP_HHZ3.39285.56Pn1509050383.8004-1-1.537iasp91dbp:rrodd:172991565447
TMSP_HHN3.39285.56Sn1509050423.6892-1-2.917iasp91dbp:rrodd:172991565497
BZN_HHZ3.438287.57Pn1509050384.343465.025-1.647iasp91dbp:rrodd:172991565392
SND_HHZ3.463286.42Pn1509050385.0329111.6-1.308iasp91dbp:rrodd:172991565394
SND_HHN3.463286.42Sn1509050425.483-1-2.928iasp91dbp:rrodd:172991565502
FRD_HHZ3.488287.29Pn1509050385.0777262.04-1.608iasp91dbp:rrodd:172991565374
FRD_HHE3.488287.29Sn1509050425.481-1-3.551iasp91dbp:rrodd:172991565506
LVA2_HHZ3.566289.34Pn1509050386.19133.92-1.558iasp91dbp:rrodd:172991565377
LVA2_HHE3.566289.34Sn1509050427.2867-1-3.654iasp91dbp:rrodd:172991565510
PFO_HHZ3.57285.01Pn1509050386.274172.893-1.537iasp91dbp:rrodd:172991565403
PFO_HHN3.57285.01Sn1509050427.3056-1-3.748iasp91dbp:rrodd:172991565512
TRO_HHZ3.621286.26Pn1509050387.255661.509-1.254iasp91dbp:rrodd:172991565407
TRO_HHE3.621286.26Sn1509050429.1828-1-3.128iasp91dbp:rrodd:172991565518
TR04_HHZ3.658288.13Pn1509050387.4657-1-1.547iasp91dbp:rrodd:172991565464
MONP2_HHZ3.848295.3Pn1509050389.723230.836-1.912iasp91dbp:rrodd:172991565409

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: