M4.3 - OKLAHOMA

Preliminary Earthquake Report
Magnitude	4.3
Date-Time	9 Apr 2018 10:22:20 UTC 9 Apr 2018 05:22:20 near epicenter 9 Apr 2018 04:22:20 standard time in your timezone
Location	36.216N 97.581W
Depth	3 km
Distances	8 km (5 miles) NNE (30 degrees) of Marshall, OK 9 km (6 miles) ESE (122 degrees) of Douglas, OK 10 km (6 miles) S (176 degrees) of Covington, OK 82 km (51 miles) N (357 degrees) of Oklahoma City, OK 387 km (240 miles) N (349 degrees) of Dallas, TX
Location Uncertainty	Horizontal: 0.6 km; Vertical 3.1 km
Parameters	Nph = 44; Dmin = 13.8 km; Rmss = 0.19 seconds; Gp = 36° Version =
Event ID	us 2000dwui

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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