Monday, October 12, 2026

2026-10-12 05:38:55 (M3.0) Oklahoma 35.0 -97.8 (86843)

M3.0 Earthquake - Oklahoma

Preliminary Report
Magnitude 3.0
Date-Time
  • Universal Time (UTC): 12 Oct 2026 05:38:55
  • Time near the Epicenter (1): 12 Oct 2026 00:38:55
  • Time in your area (1): 11 Oct 2026 23:38:55
Location 34.978N 97.788W
Depth 10 km
Distances
  • 7.1 km (4.4 mi) N of Alex, Oklahoma
  • 15.9 km (9.9 mi) ESE of Chickasha, Oklahoma
  • 41.8 km (25.9 mi) SW of Norman, Oklahoma
  • 45.4 km (28.2 mi) S of Mustang, Oklahoma
  • 59.7 km (37.0 mi) SSW of Oklahoma City, Oklahoma
Location Uncertainty Horizontal: 1.8 km; Vertical 8.4 km
Parameters Nph = 40; Dmin = 37.4 km; Rmss = 0.59 seconds; Gp = 50°
Version =
Event ID us 6000u1q4

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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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Friday, September 11, 2026

2026-09-11 23:27:37 (M3.0) Oklahoma 35.8 -96.7 (86843)

M3.0 Earthquake - Oklahoma

Preliminary Report
Magnitude 3.0
Date-Time
  • Universal Time (UTC): 11 Sep 2026 23:27:37
  • Time near the Epicenter (1): 11 Sep 2026 18:27:37
  • Time in your area (1): 11 Sep 2026 17:27:37
Location 35.802N 96.653W
Depth 3 km
Distances
  • 5.9 km (3.7 mi) N of Stroud, Oklahoma
  • 50.5 km (31.3 mi) SE of Stillwater, Oklahoma
  • 53.4 km (33.1 mi) WSW of Sapulpa, Oklahoma
  • 58.1 km (36.0 mi) NNE of Shawnee, Oklahoma
  • 86.5 km (53.6 mi) ENE of Oklahoma City, Oklahoma
Location Uncertainty Horizontal: 1.9 km; Vertical 1.4 km
Parameters Nph = 101; Dmin = 20.4 km; Rmss = 0.37 seconds; Gp = 37°
Version =
Event ID ok 2026rwas

(1) Nominal Standard Time; local and daylight savings time zone may differ.
For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
Oklahoma Seismic Network
University of Oklahoma

Disclaimer

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Friday, September 4, 2026

2026-09-04 09:17:00 (M3.5) Oklahoma 35.0 -97.6 (86843)

M3.5 Earthquake - Oklahoma

Preliminary Report
Magnitude 3.5
Date-Time
  • Universal Time (UTC): 4 Sep 2026 09:17:01
  • Time near the Epicenter (1): 4 Sep 2026 04:17:01
  • Time in your area (1): 4 Sep 2026 03:17:01
Location 35.013N 97.627W
Depth 5 km
Distances
  • 2.3 km (1.4 mi) S of Dibble, Oklahoma
  • 28.6 km (17.7 mi) E of Chickasha, Oklahoma
  • 28.9 km (17.9 mi) SW of Norman, Oklahoma
  • 38.4 km (23.8 mi) SSW of Moore, Oklahoma
  • 51.4 km (31.9 mi) S of Oklahoma City, Oklahoma
Location Uncertainty Horizontal: 0.0 km; Vertical 0.0 km
Parameters Nph = 90; Dmin = 10.3 km; Rmss = 0.45 seconds; Gp = 25°
Version =
Event ID ok 2026ried

(1) Nominal Standard Time; local and daylight savings time zone may differ.
For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
Oklahoma Seismic Network
University of Oklahoma

Disclaimer

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for M3.0 at all times.

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