M1.5 earthquake 5 km ESE of Helena, Oklahoma

A magnitude 1.5 earthquake struck 5 km ESE of Helena, Oklahoma on Thu, Oct 24, 2019, 5:45 AM CDT (10:45 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.2 7 km NE of Ames, Oklahoma. This one was a foreshock.

Map

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

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: 191 in the 60 days after this one and 8 in the 30 days before it.

The first 60 of 191.

From the USGS Earthquake Hazards Program and its partner networks, event ok2019uvqf. Read Tue, Sep 22, 2026, 12:10 PM UTC.