California earthquakes

M2.5 earthquake 8 km NE of Lake Davis, CA

A magnitude 2.5 earthquake struck 8 km NE of Lake Davis, CA on Fri, Apr 17, 2026, 2:24 PM PDT (21:24 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M3.4 8 km NE of Lake Davis, 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: 2.5 (Md, duration), micro
Magnitude from: Northern California Seismic System
Local time: Fri, Apr 17, 2026, 2:24 PM PDT
UTC: 2026-04-17 21:24:16 UTC
Depth: 7.8 km (4.9 mi), shallow
Epicenter: 39.921° N, 120.414° W
Region: California
Felt reports: 1
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
2.48	Md, duration	Northern California Seismic System	Preferred · Final · ±0.179 · 28 stations
2.2	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed · ±0.04 · 86 stations
2.22	ML, local (Richter)	Nevada Seismological Laboratory	Reviewed · ±0.19 · 10 stations

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 0.2 km horizontally, 0.6 km in depth
Magnitude uncertainty: ±0.18
Depth from: From location
Station coverage gap: 59°
Stations used: 33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 54 in the 60 days after this one and 23 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc75346607 (also filed as nn00915140, us6000sqyx). Read Fri, Oct 2, 2026, 1:14 AM UTC.