2019-12-30 05:57:55 UPDATED: (M4.0) Oklahoma 36.9 -97.9 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.0 Earthquake - Oklahoma

Preliminary Report

Magnitude	4.0
Date-Time	30 Dec 2019 05:57:56 UTC 29 Dec 2019 23:57:56 near epicenter 29 Dec 2019 21:57:56 standard time in your timezone
Location	36.889N 97.904W
Depth	1 km
Distances	1.7 km (1.0 mi) ENE of Wakita, Oklahoma 54.7 km (33.9 mi) N of Enid, Oklahoma 75.8 km (47.0 mi) WNW of Ponca City, Oklahoma 79.5 km (49.3 mi) WSW of Arkansas City, Kansas 161.5 km (100.1 mi) NNW of Oklahoma City, Oklahoma
Location Uncertainty	Horizontal: 1.9 km; Vertical 1.3 km
Parameters	Nph = 127; Dmin = 38.0 km; Rmss = 0.46 seconds; Gp = 78° Version =
Event ID	ok 2019znrk ***This event has been revised.

For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
Oklahoma Seismic Network
University of Oklahoma

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