M3.9 - OKLAHOMA

Preliminary Earthquake Report
Magnitude	3.9
Date-Time	20 Sep 2016 04:59:11 UTC 19 Sep 2016 23:59:11 near epicenter 19 Sep 2016 22:59:11 standard time in your timezone
Location	36.925N 97.895W
Depth	2 km
Distances	19 km (11 mi) NW of Medford, Oklahoma 58 km (35 mi) N of Enid, Oklahoma 76 km (47 mi) WNW of Ponca City, Oklahoma 77 km (47 mi) W of Arkansas City, Kansas 165 km (102 mi) NNW of Oklahoma City, Oklahoma
Location Uncertainty	Horizontal: 0.8 km; Vertical 5.7 km
Parameters	Nph = 118; Dmin = 7.0 km; Rmss = 0.46 seconds; Gp = 18° Version =
Event ID	us 10006qzl ***This event has been revised.

For updates, maps, and technical information, see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey

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