2.5

M2.5 Earthquake 22 km WSW of Petrolia, CA — April 20, 2026

2026-04-20 22:55:19 UTC (2026-04-20) · approx. 2:55 PM UTC-8 local

MagnitudeM2.5(md)
Time22:55 UTC≈ 2:55 PM UTC-8
Depth19.2 kmshallow crustal
Coordinates40.280°, -124.534°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 40.28°, -124.53°

Earthquake Details

Magnitude
2.5 md
Depth
19.2 km
shallow crustal
Location
40.2797°N
-124.5338°E

Technical Information

Event ID
nc75348822
Event Type
earthquake
Status
✓ Reviewed
Significance
92
Stations Used
30
Azimuthal Gap
260.0°
Min Station Distance
0.147°
RMS Residual
0.16 sec
Last Updated
2026-07-03 01:38:37 UTC

Nearby Earthquakes (Last 7 Days)

2.8
10 km N of Lake Pillsbury, CA
9 hours ago · 10.9 km deep
2.5
15 km ESE of Walker, California
10 hours ago · 6.3 km deep
2.6
195 km WSW of Pistol River, Oregon
1 day ago · 18.1 km deep
2.5
21 km ESE of Silver Springs, Nevada
1 day ago · 10.1 km deep
2.6
3 km SE of Ferndale, CA
2 days ago · 13.3 km deep
2.5
20 km ESE of Silver Springs, Nevada
5 days ago · 7.1 km deep
2.6
28 km WNW of Weaverville, CA
5 days ago · 28.1 km deep
2.7
60 km W of Petrolia, CA
5 days ago · 0.7 km deep
3.2
49 km W of Petrolia, CA
5 days ago · 14.7 km deep
2.6
3 km SE of Concord, CA
6 days ago · 14.6 km deep

Actions

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Understanding This Data

Magnitude 2.5 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc75348822). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, April 20, 2026). M2.5 Earthquake 22 km WSW of Petrolia, CA — April 20, 2026. Retrieved July 3, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75348822/