Sunday, March 21, 2021

2021-03-22 02:37:43 (M3.1) Oklahoma 36.1 -98.0 (86843)

M3.1 Earthquake - Oklahoma

Preliminary Report
Magnitude 3.1
Date-Time
  • 22 Mar 2021 02:37:43 UTC
  • 21 Mar 2021 21:37:43 near epicenter
  • 21 Mar 2021 20:37:43 standard time in your timezone
Location 36.114N 98.028W
Depth 4 km
Distances
  • 11.6 km (7.2 mi) W of Hennessey, Oklahoma
  • 34.0 km (21.1 mi) SSW of Enid, Oklahoma
  • 60.3 km (37.4 mi) WNW of Guthrie, Oklahoma
  • 64.9 km (40.2 mi) N of El Reno, Oklahoma
  • 85.3 km (52.9 mi) NNW of Oklahoma City, Oklahoma
Location Uncertainty Horizontal: 1.7 km; Vertical 1.5 km
Parameters Nph = 96; Dmin = 18.1 km; Rmss = 0.25 seconds; Gp = 33°
Version =
Event ID ok 2021fqjl

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

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