M2.6 earthquake 11 km SE of Ratliff City, Oklahoma

A magnitude 2.6 earthquake struck 11 km SE of Ratliff City, Oklahoma on Mon, Mar 15, 2021, 11:17 PM CDT (04:17 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.5 8 km SW of Dibble, Oklahoma. This one was a foreshock.

Map

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

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
2.62	ML, local (Richter)	Oklahoma Geological Survey	Preferred · Confirmed · ±0.32 · 28 stations
2.6	mb_Lg, Lg-wave body	USGS National Earthquake Information Center	Reviewed · ±0.056 · 84 stations

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

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

Within 100 km, magnitude 1.5 and up: 192 in the 60 days after this one and 182 in the 30 days before it.

The first 60 of 192.

From the USGS Earthquake Hazards Program and its partner networks, event ok2021ffns (also filed as us7000djnr). Read Sat, Oct 3, 2026, 4:04 AM UTC.