California earthquakes

M2.5 earthquake 32km SE of Markleeville, CA

A magnitude 2.5 earthquake struck 32km SE of Markleeville, CA on Thu, Jul 8, 2021, 11:48 PM PDT (06:48 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M4.4 25km SSW of Smith Valley, NV. 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
2.5 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2021-07-09 06:48:03 UTC
Depth
6.8 km (4.2 mi), shallow
Epicenter
38.515° N, 119.509° 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
2.5Md, durationNorthern California Seismic SystemPreferred · Final · ±0.171 · 34 stations
2.3ML, local (Richter)USGS National Earthquake Information CenterReviewed · ±0.045 · 66 stations
2.4ML, local (Richter)Nevada Seismological LaboratoryPreliminary · ±0.2 · 8 stations

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 0.2 km horizontally, 0.4 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
107°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 202 in the 60 days after this one and 194 in the 30 days before it.

After

The first 60 of at least 202.

Before

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc73585626 (also filed as nn00811597, us6000etix). Read Sat, Oct 3, 2026, 8:46 PM UTC.