2.3

M2.3 Earthquake 2 km SE of Pacheco, CA — December 18, 2025

2025-12-18 21:25:29 UTC (2025-12-18) · approx. 1:25 PM UTC-8 local

MagnitudeM2.3(md)
Time21:25 UTC≈ 1:25 PM UTC-8
Depth15.7 kmshallow crustal
Coordinates37.971°, -122.060°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 37.97°, -122.06°

Earthquake Details

Magnitude
2.3 md
Depth
15.7 km
shallow crustal
Location
37.9708°N
-122.0598°E
Community Intensity
1.0
CDI from reports

Technical Information

Event ID
nc75282326
Event Type
earthquake
Status
✓ Reviewed
Significance
84
Stations Used
119
Azimuthal Gap
20.0°
Min Station Distance
0.018°
RMS Residual
0.20 sec
Last Updated
2025-12-30 11:32:20 UTC

Nearby Earthquakes (Last 7 Days)

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2.8
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2.7
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6 days ago · 9.3 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: nc75282326). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, December 18, 2025). M2.3 Earthquake 2 km SE of Pacheco, CA — December 18, 2025. Retrieved December 30, 2025 from https://www.earthquaketracker.org/earthquakes/event/nc75282326/