last update to page: October 21 2016 23:58:36 (UTC).

Magnitude 4 Earthquake: Oklahoma

Summary

The red marker denotes the earthquake epicenter.

On Fri Oct 21st 2016 20:26:00 (UTC) the seismic network recorded an earthquake (preliminary 4 mwr) 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 207.0 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:Fri Oct 21st 2016 20:26:00 (UTC)
Magnitude:4 mwr
Location:(36.4406,-98.7537)
Depth:2.1 km
Author:USGS:us
evid,orid:824873,838293
nass,ndef:52,0
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
T35B_BHZ1.86255.85pPn1477081593.3844-1-0.195iasp91dbp:rrodd:16295486915
R32B_BHZ1.982180.99pPn1477081595.2259-1-0.038iasp91dbp:rrodd:16295486916
Z35B_BHZ3.344338.83pPn1477081613.913228.607-0.083iasp91dbp:rrodd:16295486848
N33B_BHZ4.415193.74Pn1477081627.00389.5876-1.212iasp91dbp:rrodd:16295486852
Z38B_BHZ4.436316.87Pn1477081628.5995-10.106iasp91dbp:rrodd:16295486917
237B_BHZ5.063332.07Pn1477081635.97226.3514-1.139iasp91dbp:rrodd:16295486855
R40B_BHZ5.475252.24pPn1477081643.83947.95410.558iasp91dbp:rrodd:16295486850
N38B_BHZ6.124226.49Pn1477081651.3192-1-0.378iasp91dbp:rrodd:16295486923
S44A_BHZ7.679263.5Pn1477081672.856.4323-0.189iasp91dbp:rrodd:16295486861
K38B_BHZ7.729218.57Pn1477081672.9724-1-0.757iasp91dbp:rrodd:16295486928
P43A_BHZ7.939249.14Pn1477081675.41818.7805-1.197iasp91dbp:rrodd:16295486862
T45B_BHZ8.118268.98Pn1477081678.7394-1-0.326iasp91dbp:rrodd:16295486930
L42A_BHZ8.964234.63Pn1477081690.0732-1-0.595iasp91dbp:rrodd:16295486932
I42A_BHZ10.571228.54Pn1477081711.6638-1-1.029iasp91dbp:rrodd:16295486933
V51A_BHZ11.641277.38Pn1477081726.9265.1387-0.406iasp91dbp:rrodd:16295486865
S51A_BHZ12.147268.96Pn1477081733.36386.705-0.894iasp91dbp:rrodd:16295486867
L48A_BHZ12.367248.3Pn1477081735.5838-1-1.677iasp91dbp:rrodd:16295486937

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