2.3

M2.3 Earthquake 2 km NNE of The Geysers, CA — September 27, 2025

2025-09-27 20:37:15 UTC (2025-09-27) · approx. 12:37 PM UTC-8 local

MagnitudeM2.3(md)
Time20:37 UTC≈ 12:37 PM UTC-8
Depth1.2 kmshallow crustal
Coordinates38.793°, -122.751°
Felt byNo felt reports
StatusAutomatic (preliminary)
Map showing earthquake epicenter at 38.79°, -122.75°

Earthquake Details

Magnitude
2.3 md
Depth
1.2 km
shallow crustal
Location
38.7932°N
-122.7508°E

Technical Information

Event ID
nc75242707
Event Type
earthquake
Status
Automatic
Significance
84
Stations Used
47
Azimuthal Gap
45.0°
Min Station Distance
0.010°
RMS Residual
0.07 sec
Last Updated
2025-09-27 22:37:18 UTC

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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: nc75242707). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, September 27, 2025). M2.3 Earthquake 2 km NNE of The Geysers, CA — September 27, 2025. Retrieved September 27, 2025 from https://www.earthquaketracker.org/earthquakes/event/nc75242707/