2.3

M2.3 Earthquake 11 km SSW of Tres Pinos, CA — September 16, 2025

2025-09-16 11:39:55 UTC (2025-09-16) · approx. 3:39 AM UTC-8 local

MagnitudeM2.3(md)
Time11:39 UTC≈ 3:39 AM UTC-8
Depth3.7 kmshallow crustal
Coordinates36.705°, -121.377°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 36.70°, -121.38°

Earthquake Details

Magnitude
2.3 md
Depth
3.7 km
shallow crustal
Location
36.7048°N
-121.3767°E

Technical Information

Event ID
nc75238367
Event Type
earthquake
Status
✓ Reviewed
Significance
78
Stations Used
79
Azimuthal Gap
28.0°
Min Station Distance
0.024°
RMS Residual
0.28 sec
Last Updated
2025-09-21 21:27:17 UTC

Nearby Earthquakes (Last 7 Days)

3.1
6 km NW of The Geysers, CA
7 hours ago · 2.3 km deep
2.5
12 km ENE of San Martin, CA
12 hours ago · 22.6 km deep
3.6
45 km SE of Beatty, Nevada
1 day ago · 9.2 km deep
2.6
10 km SW of Petrolia, CA
1 day ago · 16.9 km deep
2.6
10 km ESE of Burney, CA
2 days ago · 13.9 km deep
3.0
5 km ESE of Interlaken, CA
2 days ago · 11.6 km deep
2.6
20 km WSW of Petrolia, CA
2 days ago · 13.3 km deep
2.7
9 km ESE of Cloverdale, CA
3 days ago · 5.8 km deep
2.6
10 km NNE of Covelo, CA
4 days ago · 7.9 km deep
2.7
9 km ESE of Coso Junction, CA
4 days ago · 2.1 km deep

Actions

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Understanding This Data

Magnitude 2.3 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc75238367). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, September 16, 2025). M2.3 Earthquake 11 km SSW of Tres Pinos, CA — September 16, 2025. Retrieved September 21, 2025 from https://www.earthquaketracker.org/earthquakes/event/nc75238367/