2.3

M2.3 Earthquake 6 km WNW of Cobb, CA — December 3, 2025

2025-12-03 22:48:01 UTC (2025-12-03) · approx. 2:48 PM UTC-8 local

MagnitudeM2.3(md)
Time22:48 UTC≈ 2:48 PM UTC-8
Depth1.9 kmshallow crustal
Coordinates38.836°, -122.793°
Felt byNo felt reports
StatusAutomatic (preliminary)
Map showing earthquake epicenter at 38.84°, -122.79°

Earthquake Details

Magnitude
2.3 md
Depth
1.9 km
shallow crustal
Location
38.8365°N
-122.7933°E

Technical Information

Event ID
nc75273901
Event Type
earthquake
Status
Automatic
Significance
78
Stations Used
51
Azimuthal Gap
52.0°
Min Station Distance
0.003°
RMS Residual
0.07 sec
Last Updated
2025-12-03 23:12:17 UTC

Nearby Earthquakes (Last 7 Days)

3.0
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2.7
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13 hours ago · 6.3 km deep
3.0
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3.3
9 km NNE of Truckee, CA
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2.6
10 km NNE of Truckee, CA
1 day ago · 5.5 km deep
3.9
62 km W of Petrolia, CA
2 days ago · 10.0 km deep
2.8
17 km SE of Silver Springs, Nevada
3 days ago · 11.2 km deep
2.6
34 km SE of Mina, Nevada
3 days ago · 1.7 km deep
2.8
19 km E of Markleeville, CA
4 days ago · 5.9 km deep
2.5
6 km N of Lake Pillsbury, CA
4 days ago · 5.2 km deep

Actions

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Understanding This Data

Magnitude 2.3 earthquakes are typically only recorded by instruments.

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Authoritative source: USGS event page (event ID: nc75273901). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, December 3, 2025). M2.3 Earthquake 6 km WNW of Cobb, CA — December 3, 2025. Retrieved May 24, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75273901/