California earthquakes

M2.6 earthquake 31km ENE of Dardanelle, CA

A magnitude 2.6 earthquake struck 31km ENE of Dardanelle, CA on Thu, Jul 8, 2021, 4:52 PM PDT (23:52 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M4.5 30km SE of Markleeville, CA. 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: 2.6 (Md, duration), micro
Magnitude from: Northern California Seismic System
Local time: Thu, Jul 8, 2021, 4:52 PM PDT
UTC: 2021-07-08 23:52:18 UTC
Depth: 3.9 km (2.4 mi), shallow
Epicenter: 38.484° N, 119.526° W
Region: California
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.	Scale	Computed by	Notes
2.64	Md, duration	Northern California Seismic System	Preferred · Final · ±0.283 · 16 stations
2.1	ML, local (Richter)	Nevada Seismological Laboratory	Preliminary · ±0.27 · 8 stations
2.3	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed · ±0.045 · 64 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 0.6 km horizontally, 1.4 km in depth
Magnitude uncertainty: ±0.28
Depth from: From location
Station coverage gap: 84°
Stations used: 7

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 200 in the 60 days after this one and 51 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes today California earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc71123449 (also filed as nn00811218, us6000eufn). Read Sat, Oct 3, 2026, 12:27 PM UTC.