last update to page: March 15 2016 23:10:54 (UTC).

Magnitude 4.4 Earthquake: Southern California

Summary

The red marker denotes the earthquake epicenter.

On Wed Dec 30th 2015 01:48:57 (UTC) the seismic network recorded an earthquake (preliminary 4.4 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 79.2 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 Dec 30th 2015 01:48:57 (UTC)
Magnitude:4.4 mw
Location:(34.1908,-117.4112)
Depth:5.6 km
Author:USGS:ci
evid,orid:40042,132533
nass,ndef:95,114
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
RDM_HHZ0.73320.34Pg1451440150.5084738.64-0.826iasp91dbp:jtytell:153807486
RDM_HHN0.73320.34Sg1451440159.9063-1-1.613iasp91dbp:jtytell:153807535
BCCC_HHZ0.738317.67Pg1451440150.7082-1-0.77iasp91dbp:jtytell:153807487
BCCC_HHE0.738317.67Sg1451440160.6007-1-1.166iasp91dbp:jtytell:153807537
RHIL_HHZ0.741314.45Pg1451440151.0684-1-0.483iasp91dbp:jtytell:153807490
RHIL_HHE0.741314.45Sg1451440162.2329-10.34iasp91dbp:jtytell:153807543
KNW_HHN0.751309.61Sg1451440160.9874-1-1.214iasp91dbp:jtytell:153807538
KNW_HHZ0.751309.61Pg1451440151.01982659.1-0.71iasp91dbp:jtytell:153807489
SMER_HHN0.76344.83Sg1451440161.2843-1-1.214iasp91dbp:jtytell:153807540
SMER_HHZ0.76344.83Pg1451440150.73841490.9-1.164iasp91dbp:jtytell:153807488
RRSP_HHE0.776314.24Sg1451440163.1209-10.1iasp91dbp:jtytell:153807547
RRSP_HHZ0.776314.24Pg1451440151.6458-1-0.559iasp91dbp:jtytell:153807492
GVAR1_HHZ0.785312.09Pg1451440151.859187.729-0.532iasp91dbp:jtytell:153807494
GVAR1_HHE0.785312.09Sg1451440162.2833-1-1.06iasp91dbp:jtytell:153807544
TMSP_HHZ0.833313.52Pg1451440152.6828-1-0.621iasp91dbp:jtytell:153807498
CRY_HHZ0.839318.37Pg1451440152.5484757.46-0.871iasp91dbp:jtytell:153807497
CRY_HHE0.839318.37Sg1451440164.5021-1-0.615iasp91dbp:jtytell:153807550
WMC_HHN0.869315.47Sg1451440165.3495-1-0.747iasp91dbp:jtytell:153807553
WMC_HHZ0.869315.47Pg1451440153.27841009.7-0.708iasp91dbp:jtytell:153807501
SND_HHZ0.921314.17Pg1451440154.25981265.5-0.718iasp91dbp:jtytell:153807503
SND_HHE0.921314.17Sg1451440167.1785-1-0.629iasp91dbp:jtytell:153807557
BZN_HHN0.933318.73Sg1451440166.8987-1-1.329iasp91dbp:jtytell:153807556
BZN_HHZ0.933318.73Pg1451440154.29422092.9-0.927iasp91dbp:jtytell:153807504
JORD_HHZ0.96318.68Pg1451440154.71731593.4-1.013iasp91dbp:jtytell:153807506
TFRD_HHZ0.967316.23Pg1451440155.1026-1-0.771iasp91dbp:jtytell:153807510
FRD_HHZ0.967316.24Pg1451440154.92724509-0.948iasp91dbp:jtytell:153807509
FRD_HHE0.967316.24Sg1451440168.2239-1-1.133iasp91dbp:jtytell:153807565
TFRD_HHN0.967316.23Sg1451440168.2366-1-1.117iasp91dbp:jtytell:153807566
PFO_HHE0.98306.51Sg1451440168.0117-1-1.742iasp91dbp:jtytell:153807561
PFO_HHZ0.98306.51Pg1451440155.1684549.52-0.936iasp91dbp:jtytell:153807511
TRO_HHE1.056309.47Sg1451440170.5619-1-1.719iasp91dbp:jtytell:153807574
TRO_HHZ1.056309.47Pg1451440156.5878240.74-0.981iasp91dbp:jtytell:153807524
LVA2_HHN1.097320.15Sg1451440172.2878-1-1.343iasp91dbp:jtytell:153807576
LVA2_HHZ1.097320.15Pg1451440157.21317166.5-1.138iasp91dbp:jtytell:153807527
TR01_HHZ1.13313.09Pg1451440157.92853061.9-1.057iasp91dbp:jtytell:153807530
TR02_HHZ1.131313.35Pg1451440157.9142-1-1.093iasp91dbp:jtytell:153807528
TR03_HHZ1.133313.86Pg1451440157.9749-1-1.073iasp91dbp:jtytell:153807531
JFS4_HHZ1.136312.83Pg1451440157.9873-1-1.119iasp91dbp:jtytell:153807532
JFS4_HHN1.136312.83Sg1451440173.3011-1-1.634iasp91dbp:jtytell:153807577
JFN4_HHZ1.137312.67Pg1451440157.9225-1-1.188iasp91dbp:jtytell:153807529
TR04_HHZ1.139314.32Pg1451440158.1521-1-1.008iasp91dbp:jtytell:153807533
CPE_HHZ1.327349Pn1451440160.1273.43-2.308iasp91dbp:jtytell:153807536
CPE_HHE1.327349Sb1451440177.8697-1-3.232iasp91dbp:jtytell:153807579
SOL_HHZ1.357354.29Pn1451440161.1299144.22-1.691iasp91dbp:jtytell:153807539
MONP2_HHZ1.538327.87Pn1451440164.4684280.32-0.85iasp91dbp:jtytell:153807549
MONP2_HHE1.538327.87Sn1451440184.9115-1-1.612iasp91dbp:jtytell:153807580

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: