Oklahoma earthquakes

M2.5 earthquake 6 km SSW of Byron, Oklahoma

A magnitude 2.5 earthquake struck 6 km SSW of Byron, Oklahoma on Thu, May 19, 2016, 9:45 PM CDT (02:45 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M4.4 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
2.5 (ml), micro
Local time
UTC
2016-05-20 02:45:50 UTC
Depth
3.9 km (2.4 mi), shallow
Epicenter
36.848° N, 98.314° W
Region
Oklahoma
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

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 2.3 km horizontally, 6.7 km in depth
Station coverage gap
102°
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: at least 202 in the 60 days after this one and 145 in the 30 days before it.

After

The first 60 of at least 202.

Before

Earthquakes todayOklahoma earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10005ipx. Read Sat, Sep 26, 2026, 6:49 PM UTC.