2.6

M2.6 Earthquake 15 km S of Santa Rosa Is., CA — December 28, 2025

2025-12-28 23:44:13 UTC (2025-12-28) · approx. 3:44 PM UTC-8 local

MagnitudeM2.6(ml)
Time23:44 UTC≈ 3:44 PM UTC-8
Depth7.1 kmshallow crustal
Coordinates33.808°, -120.074°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 33.81°, -120.07°

Earthquake Details

Magnitude
2.6 ml
Depth
7.1 km
shallow crustal
Location
33.8082°N
-120.0737°E

Technical Information

Event ID
ci41148447
Event Type
earthquake
Status
✓ Reviewed
Significance
104
Stations Used
16
Azimuthal Gap
175.0°
Min Station Distance
0.170°
RMS Residual
0.23 sec
Last Updated
2026-04-01 22:48:31 UTC

Nearby Earthquakes (Last 7 Days)

2.6
8 km W of Delta, B.C., MX
5 hours ago · 4.2 km deep
2.7
21 km ESE of Little Lake, CA
12 hours ago · 6.3 km deep
2.7
20 km N of Pine Mountain Club, CA
1 day ago · 8.2 km deep
2.5
6 km WNW of Delta, B.C., MX
1 day ago · 7.5 km deep
3.3
6 km WNW of Delta, B.C., MX
1 day ago · 6.6 km deep
3.0
24 km WSW of Westmorland, CA
1 day ago · 14.6 km deep
2.5
8 km W of Holtville, CA
3 days ago · 15.8 km deep
2.7
4 km W of Manhattan Beach, CA
3 days ago · 10.6 km deep
3.2
29 km S of Kettleman City, CA
4 days ago · 9.6 km deep
2.7
22 km ESE of Ocotillo Wells, CA
5 days ago · 2.0 km deep

Actions

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Understanding This Data

Magnitude 2.6 earthquakes are typically only recorded by instruments.

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Authoritative source: USGS event page (event ID: ci41148447). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2025, December 28, 2025). M2.6 Earthquake 15 km S of Santa Rosa Is., CA — December 28, 2025. Retrieved May 23, 2026 from https://www.earthquaketracker.org/earthquakes/event/ci41148447/