M4.2 - OKLAHOMA

Preliminary Earthquake Report
Magnitude	4.2
Date-Time	6 Apr 2015 15:30:23 UTC 6 Apr 2015 10:30:24 near epicenter 6 Apr 2015 07:30:23 standard time in your timezone
Location	36.616N 97.653W
Depth	3 km
Distances	22 km (14 mi) SSE of Medford, Oklahoma 31 km (19 mi) NE of Enid, Oklahoma 51 km (32 mi) W of Ponca City, Oklahoma 73 km (45 mi) SW of Arkansas City, Kansas 128 km (79 mi) N of Oklahoma City, Oklahoma
Location Uncertainty	Horizontal: 0.9 km; Vertical 7.6 km
Parameters	Nph = 42; Dmin = 32.3 km; Rmss = 0.20 seconds; Gp = 70° Version =
Event ID	us 10001uc6

For updates, maps, and technical information, see: Event Page or USGS Earthquake Hazards Program

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