last update to page: March 23 2016 22:59:09 (UTC).

Magnitude 4 Earthquake: Oklahoma


The red marker denotes the earthquake epicenter.

On Thu Jan 7th 2016 08:37:11 (UTC) the seismic network recorded an earthquake (preliminary 4 mblg) located in Oklahoma. Seismic region Eastern North America.

The epicentral distance (i.e. distance separating the location to the epicenter) to the closest station T35B in the network is 198.6 km.

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


Time:Thu Jan 7th 2016 08:37:11 (UTC)
Magnitude:4 mblg
Depth:5.0 km

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
T35B_BHZ1.784°256.2°Pn2016-01-07 08:37:43.568 UTC482.870.536iasp91dbp:tcox:16008175064
R32B_BHZ1.952°178.94°Pn2016-01-07 08:37:45.6581 UTC308.880.317iasp91dbp:tcox:16008175065
Z35B_BHZ3.347°340.14°Pn2016-01-07 08:38:04.75 UTC87.2220.217iasp91dbp:tcox:16008175071
U38B_BHZ3.443°271.8°Pn2016-01-07 08:38:06.0627 UTC100.820.216iasp91dbp:tcox:16008175073
N33B_BHZ4.37°192.93°Pn2016-01-07 08:38:17.2991 UTC44.984-1.297iasp91dbp:tcox:16008175079
Z38B_BHZ4.408°317.8°Pn2016-01-07 08:38:18.7393 UTC6.375-0.372iasp91dbp:tcox:16008175080
S39B_BHZ4.433°255.66°Pn2016-01-07 08:38:19.525 UTC55.5480.06iasp91dbp:tcox:16008175081
N35B_BHZ4.984°209.23°Pn2016-01-07 08:38:26.8 UTC17.685-0.23iasp91dbp:tcox:16008175087
237B_BHZ5.055°332.93°Pn2016-01-07 08:38:26.8965 UTC14.348-1.112iasp91dbp:tcox:16008175088
P38B_BHZ5.126°233.65°Pn2016-01-07 08:38:29.1165 UTC30.960.132iasp91dbp:tcox:16008175089
R40B_BHZ5.398°252.27°Pn2016-01-07 08:38:32.5035 UTC32.182-0.221iasp91dbp:tcox:16008175093
N38B_BHZ6.054°226.2°Pn2016-01-07 08:38:41.3096 UTC25.968-0.423iasp91dbp:tcox:16008175097
S44A_BHZ7.603°263.61°Pn2016-01-07 08:39:03.0557 UTC6.49530.048iasp91dbp:tcox:16008175102

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:

NSF Earthscope IRIS