2.3

M2.3 Earthquake 21 km WNW of Alder Springs, CA — January 18, 2026

2026-01-18 21:09:22 UTC (2026-01-18) · approx. 1:09 PM UTC-8 local

MagnitudeM2.3(md)
Time21:09 UTC≈ 1:09 PM UTC-8
Depth-0.7 kmshallow crustal
Coordinates39.750°, -122.931°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 39.75°, -122.93°

Earthquake Details

Magnitude
2.3 md
Depth
-0.7 km
shallow crustal
Location
39.7502°N
-122.9307°E

Technical Information

Event ID
nc75297736
Event Type
earthquake
Status
✓ Reviewed
Significance
81
Stations Used
38
Azimuthal Gap
36.0°
Min Station Distance
0.100°
RMS Residual
0.19 sec
Last Updated
2026-01-30 02:42:19 UTC

Nearby Earthquakes (Last 7 Days)

2.6
1 km NNW of Angwin, CA
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3.6
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3.2
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3.0
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2.6
198 km WSW of Pistol River, Oregon
5 days ago · 10.0 km deep
2.5
3 km SW of Anderson Springs, CA
5 days ago · 0.7 km deep
3.9
15 km NNE of Alder Springs, CA
6 days ago · 14.2 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: nc75297736). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, January 18, 2026). M2.3 Earthquake 21 km WNW of Alder Springs, CA — January 18, 2026. Retrieved January 30, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75297736/