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Earthquakes in Ohio

Recent Seismic Events in Ohio


The Ohio Seismic Network continuously monitors and records earthquake activity in the state. When new seismic events are recorded, they are added to the earthquake database. 

DATE DESCRIPTION SEISMOGRAM
October 8, 2020

OhioSeis detected a small earthquake near the city of Pinkerman, Ohio, about 15 miles northeast of Portsmouth. There were no felt reports for this event. 

Origin Time: 3:50:51.1 AM EDT
Location (lat/long): 38.821, -82.770 
Depth: 11.0 KM
Magnitude: 2.3 ML



Click image to enlarge
August 23, 2020

OhioSeis detected a small earthquake on Sunday evening. The earthquake was located southeast of Portsmouth, Ohio. There were no felt reports for this event. 

Origin Time: 6:17:43.7 PM EDT
Location (lat/long): 38.664, -82.805
Depth: 16.7 KM
Magnitude: 1.5 ML

 Q52A seismogram_08-23-2020_thumb

Click image to enlarge

August 21, 2020

A moderate-sized earthquake was detected by the Ohio Seismic Network near the city of Monroe, Michigan, about 20 miles north of Toledo.

Origin Time: 6:55:08.730 PM EDT
Location (lat/long): 41.920, -83.342
Depth: 9.2 KM
Magnitude: 3.4 ML

BCOH seismogram 8-21-2020

Click image to enlarge