M1.6 earthquake 11 km WNW of Morrison, Oklahoma

A magnitude 1.6 earthquake struck 11 km WNW of Morrison, Oklahoma on Fri, Dec 12, 2025, 8:22 PM CST (02:22 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M2.8 8 km SE of Sparks, 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
1.63	ML, local (Richter)	Oklahoma Geological Survey	Preferred · Confirmed · ±0.23 · 41 stations
1.9	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed · ±0.071 · 26 stations

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

Reviewed by a seismologist.

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

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 9 in the 30 days before it.

From the USGS Earthquake Hazards Program and its partner networks, event ok2025yiit (also filed as us6000s6x0). Read Sun, Oct 4, 2026, 12:18 PM UTC.