last update to page: March 15 2016 22:51:55 (UTC).

Magnitude 4.3 Earthquake: Central California

Summary

The red marker denotes the earthquake epicenter.

On Sun Dec 27th 2015 18:31:18 (UTC) the seismic network recorded an earthquake (preliminary 4.25 mw) located in Central California. Seismic region California - Nevada Region.

The epicentral distance (i.e. distance separating the location to the epicenter) to the closest station WRDG in the network is 172.8 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:Sun Dec 27th 2015 18:31:18 (UTC)
Magnitude:4.25 mw
Location:(35.2143,-117.2815)
Depth:3.2 km
Author:USGS:ci
evid,orid:39962,132349
nass,ndef:78,63
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_CHANS-E DeltaS-E AzimuthPhase TimeSignal/NoiseTime ResidualV. ModelAutharid
KNW_HHZ1.572°342.78°Pn2015-12-27 18:31:45.7484 UTC642.3-1.041iasp91dbp:jtytell:153806473
KNW_HHN1.572°342.78°Sn2015-12-27 18:32:07.1655 UTC-1-1.385iasp91dbp:jtytell:153806518
RHIL_HHZ1.597°344.87°Pn2015-12-27 18:31:46.3506 UTC-1-0.79iasp91dbp:jtytell:153806476
RHIL_HHN1.597°344.87°Sn2015-12-27 18:32:07.8366 UTC-1-1.345iasp91dbp:jtytell:153806521
BCCC_HHN1.615°346.22°Sn2015-12-27 18:32:07.7422 UTC-1-1.867iasp91dbp:jtytell:153806520
BCCC_HHZ1.615°346.22°Pn2015-12-27 18:31:46.4114 UTC-1-0.967iasp91dbp:jtytell:153806477
GVAR1_HHE1.619°343.13°Sn2015-12-27 18:32:07.886 UTC-1-1.827iasp91dbp:jtytell:153806522
RDM_HHN1.624°347.4°Sn2015-12-27 18:32:08.2579 UTC-1-1.584iasp91dbp:jtytell:153806523
RDM_HHZ1.624°347.4°Pn2015-12-27 18:31:46.569 UTC57.019-0.938iasp91dbp:jtytell:153806478
RRSP_HHZ1.625°344.19°Pn2015-12-27 18:31:46.7354 UTC-1-0.79iasp91dbp:jtytell:153806479
TMSP_HHZ1.67°342.91°Pn2015-12-27 18:31:47.3728 UTC-1-0.768iasp91dbp:jtytell:153806482
CRY_HHE1.709°344.92°Sn2015-12-27 18:32:10.3726 UTC-1-1.566iasp91dbp:jtytell:153806530
CRY_HHZ1.709°344.92°Pn2015-12-27 18:31:47.7584 UTC215.56-0.915iasp91dbp:jtytell:153806486
WMC_HHE1.715°343.2°Sn2015-12-27 18:32:10.5695 UTC-1-1.528iasp91dbp:jtytell:153806531
WMC_HHZ1.715°343.2°Pn2015-12-27 18:31:47.8882 UTC98.381-0.874iasp91dbp:jtytell:153806492
PFO_HHZ1.74°337.29°Pn2015-12-27 18:31:47.7584 UTC61.216-1.344iasp91dbp:jtytell:153806487
PFO_HHN1.74°337.29°Sn2015-12-27 18:32:09.5638 UTC-1-3.147iasp91dbp:jtytell:153806524
SND_HHZ1.752°341.83°Pn2015-12-27 18:31:48.3284 UTC177.86-0.931iasp91dbp:jtytell:153806495
SND_HHN1.752°341.83°Sn2015-12-27 18:32:13.6681 UTC-10.675iasp91dbp:jtytell:153806537
SMER_HHZ1.759°357.05°Pn2015-12-27 18:31:48.0927 UTC171.54-1.268iasp91dbp:jtytell:153806493
SMER_HHN1.759°357.05°Sn2015-12-27 18:32:12.2183 UTC-1-0.958iasp91dbp:jtytell:153806532
BZN_HHZ1.796°343.76°Pn2015-12-27 18:31:49.0052 UTC69.64-0.864iasp91dbp:jtytell:153806498
FRD_HHZ1.809°342.13°Pn2015-12-27 18:31:49.0384 UTC569.52-1.007iasp91dbp:jtytell:153806500
JORD_HHN1.82°343.39°Sn2015-12-27 18:32:14.9264 UTC-10.25iasp91dbp:jtytell:153806540
JORD_HHZ1.82°343.39°Pn2015-12-27 18:31:49.2895 UTC133.93-0.906iasp91dbp:jtytell:153806502
TRO_HHZ1.832°337.57°Pn2015-12-27 18:31:49.2116 UTC35.452-1.161iasp91dbp:jtytell:153806501
TRO_HHE1.832°337.57°Sn2015-12-27 18:32:15.5303 UTC-10.536iasp91dbp:jtytell:153806543
TR01_HHZ1.929°338.43°Pn2015-12-27 18:31:50.6895 UTC351.58-1.017iasp91dbp:jtytell:153806510
JFN4_HHZ1.932°338.13°Pn2015-12-27 18:31:50.6042 UTC-1-1.134iasp91dbp:jtytell:153806508
TR02_HHZ1.933°338.56°Pn2015-12-27 18:31:50.7135 UTC-1-1.038iasp91dbp:jtytell:153806511
JFS4_HHZ1.933°338.22°Pn2015-12-27 18:31:50.66 UTC-1-1.095iasp91dbp:jtytell:153806509
TR03_HHZ1.939°338.8°Pn2015-12-27 18:31:50.7604 UTC-1-1.077iasp91dbp:jtytell:153806512
TR03_HHN1.939°338.8°Sb2015-12-27 18:32:19.207 UTC-1-1.033iasp91dbp:jtytell:153806547
TR04_HHZ1.948°338.97°Pn2015-12-27 18:31:51.0029 UTC-1-0.96iasp91dbp:jtytell:153806513
TR04_HHN1.948°338.97°Sb2015-12-27 18:32:19.2075 UTC-1-1.303iasp91dbp:jtytell:153806548
LVA2_HHZ1.955°342.49°Pn2015-12-27 18:31:51.1711 UTC31.972-0.891iasp91dbp:jtytell:153806514
LVA2_HHN1.955°342.49°Sn2015-12-27 18:32:19.1074 UTC-11.073iasp91dbp:jtytell:153806546
CPE_HHE2.33°356.45°Sn2015-12-27 18:32:28.6449 UTC-11.345iasp91dbp:jtytell:153806549
CPE_HHZ2.33°356.45°Pn2015-12-27 18:31:56.1784 UTC14.5-1.036iasp91dbp:jtytell:153806516
MONP2_HHZ2.429°343.2°Pn2015-12-27 18:31:57.4997 UTC-1-1.075iasp91dbp:jtytell:153806517
MONP2_HHN2.429°343.2°Sb2015-12-27 18:32:33.3422 UTC-1-1.378iasp91dbp:jtytell:153806550

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: