California earthquakes

M2.2 earthquake 11 km ESE of Mammoth Lakes, California

A magnitude 2.2 earthquake struck 11 km ESE of Mammoth Lakes, California on Fri, Jun 25, 1982, 11:47 AM PDT (18:47 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M2.5 4 km E of Mammoth Lakes, California. This one was a foreshock.

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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: 2.2 (md), micro
Local time: Fri, Jun 25, 1982, 11:47 AM PDT
UTC: 1982-06-25 18:47:58 UTC
Depth: 3.6 km (2.3 mi), shallow
Epicenter: 37.599° N, 118.861° W
Region: California
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 0.5 km horizontally, 0.7 km in depth
Magnitude uncertainty: ±0.29
Depth from: From location
Station coverage gap: 107°
Stations used: 8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 198 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 198.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1075682. Read Tue, Sep 22, 2026, 9:02 PM UTC.