Oklahoma earthquakes

M3.3 earthquake 5 km NNW of Quinlan, Oklahoma

A magnitude 3.3 earthquake struck 5 km NNW of Quinlan, Oklahoma on Fri, Sep 30, 2016, 12:45 AM CDT (05:45 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.1 17 km SE of Waynoka, 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
3.3 (ml), minor
Local time
UTC
2016-09-30 05:45:36 UTC
Depth
6.4 km (4.0 mi), shallow
Epicenter
36.503° N, 99.065° W
Region
Oklahoma
Felt reports
5
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

5 people reported to the USGS what they felt; the strongest reported shaking was III, 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 3.0 km horizontally, 5.5 km in depth
Station coverage gap
72°
Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 96 in the 60 days after this one and 36 in the 30 days before it.

After

The first 60 of 96.

Before

Earthquakes todayOklahoma earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10006u0q. Read Wed, Sep 30, 2026, 5:49 AM UTC.