Oklahoma earthquakes

M2.6 earthquake 12 km ESE of Dover, Oklahoma

A magnitude 2.6 earthquake struck 12 km ESE of Dover, Oklahoma on Sat, Aug 12, 2017, 10:22 PM CDT (03:22 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.3 7 km ENE of Hennessey, Oklahoma. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.6 (mb_lg), micro
Local time
UTC
2017-08-13 03:22:45 UTC
Depth
2.6 km (1.6 mi), shallow
Epicenter
35.948° N, 97.783° W
Region
Oklahoma
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 1.0 km horizontally, 7.4 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
29°
Stations used
77

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 98 in the 60 days after this one and 67 in the 30 days before it.

After

The first 60 of 98.

Before

Earthquakes todayOklahoma earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000a7q6. Read Tue, Sep 22, 2026, 2:11 PM UTC.