California earthquakes

M1.7 earthquake 14 km ENE of Big Pine, California

A magnitude 1.7 earthquake struck 14 km ENE of Big Pine, California on Fri, Aug 2, 2002, 3:06 AM PDT (10:06 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M3.1 27km ESE of Big Pine, CA. This one was a foreshock.

Big Pine forecastMore in California

Map

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

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The earthquake

Magnitude
1.7 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2002-08-02 10:06:35 UTC
Depth
7.5 km (4.7 mi), shallow
Epicenter
37.240° N, 118.149° W
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
1.7Md, durationNorthern California Seismic SystemPreferred · Final · ±0.2 · 8 stations
1.9ML, local (Richter)Nevada Seismological LaboratoryReviewed

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 1.0 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
210°, poorly surrounded by stations
Stations used
24

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 93 in the 60 days after this one and 75 in the 30 days before it.

After

The first 60 of 93.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc21238689 (also filed as nn00053996). Read Mon, Oct 5, 2026, 10:42 AM UTC.