M1.7 earthquake 10 km E of Crowder, Oklahoma

A magnitude 1.7 earthquake struck 10 km E of Crowder, Oklahoma on Sat, Sep 30, 2023, 5:14 AM CDT (10:14 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.4 2 km WNW of Savanna, 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
1.67	ML, local (Richter)	Oklahoma Geological Survey	Preferred · Confirmed · ±0.27 · 10 stations
1.6	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed · ±0.121 · 9 stations

1 person reported to the USGS what they felt; the strongest reported shaking was II, 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: 9 in the 60 days after this one and 5 in the 30 days before it.

From the USGS Earthquake Hazards Program and its partner networks, event ok2023tdtc (also filed as us6000lbwg). Read Sun, Oct 4, 2026, 11:48 PM UTC.