Ohio earthquakes

M2.3 earthquake 4 km SE of Madison, Ohio

A magnitude 2.3 earthquake struck 4 km SE of Madison, Ohio on Thu, Aug 24, 2023, 8:43 AM EDT (12:43 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.6 7 km SE of Madison, Ohio. This one was a foreshock.

Madison forecastMore in Ohio

Map

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

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The earthquake

Magnitude
2.3 (mb_lg), micro
Local time
UTC
2023-08-24 12:43:52 UTC
Depth
7.0 km (4.4 mi), shallow
Epicenter
41.743° N, 81.017° W
Region
Ohio
Felt reports
15
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

15 people reported to the USGS what they felt; the strongest reported shaking was IV, light shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 2.2 km horizontally, 3.5 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
159°
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 0 in the 30 days before it.

After

Earthquakes todayOhio earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000kqmi. Read Wed, Sep 30, 2026, 10:08 PM UTC.