M2.7 earthquake 1 km NNW of Lambert, Oklahoma

A magnitude 2.7 earthquake struck 1 km NNW of Lambert, Oklahoma on Sun, Apr 30, 2017, 5:05 AM CDT (10:05 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.9 8 km SSE of Hitchcock, Oklahoma. This one was a foreshock.

Map

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

2 people 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: 166 in the 60 days after this one and 33 in the 30 days before it.

The first 60 of 166.

From the USGS Earthquake Hazards Program and its partner networks, event us10008m6j. Read Tue, Sep 22, 2026, 8:33 AM UTC.