Oklahoma earthquakes

M4.5 earthquake 4 km NNE of Crescent, Oklahoma

A magnitude 4.5 earthquake struck 4 km NNE of Crescent, Oklahoma on Mon, Jul 27, 2015, 1:12 PM CDT (18:12 UTC), 5 km (3 mi) below the surface.

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Map

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

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The earthquake

Magnitude: 4.5 (mwr), light
Local time: Mon, Jul 27, 2015, 1:12 PM CDT
UTC: 2015-07-27 18:12:15 UTC
Depth: 5.0 km (3.1 mi), shallow
Epicenter: 35.989° N, 97.572° W
Region: Oklahoma
Felt reports: 3,771
Strongest shaking: VI, strong shaking
PAGER alert: Green
Tsunami flag: No
Status: Reviewed by a seismologist

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated: VI, strong shaking
Peak ground acceleration: 27.9% of gravity
Peak ground velocity: 2.1 cm/s
Map: Automatic

USGS ShakeMap: estimated shaking intensity around the epicenter — Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

3,771 people reported to the USGS what they felt; the strongest reported shaking was VI, strong shaking.

Estimated impact

The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.

Alert level: Green: little or no damage or loss of life expected

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting: Strike-slip
Moment magnitude: 4.5 Mwr
Nodal plane 1: Strike 102°, dip 82°, rake -14°
Nodal plane 2: Strike 194°, dip 76°, rake -171°

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 2.0 km horizontally, 4.3 km in depth
Magnitude uncertainty: ±0.04
Stations used: 0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 200.

Earthquakes today Oklahoma earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us200030gd (also filed as atlas20150727181215). Read Mon, Sep 21, 2026, 7:39 AM UTC.