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
2026-04-30 02:58:02 UTC

Nearby Earthquakes (Last 7 Days)

2.7
19 km ESE of Silver Springs, Nevada
9 hours ago · 7.7 km deep
2.7
22 km SSE of Redway, CA
11 hours ago · 3.4 km deep
3.2
22 km SSE of Redway, CA
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2.9
22 km SSE of Redway, CA
17 hours ago · 3.0 km deep
2.8
18 km SSE of Silver Springs, Nevada
17 hours ago · 8.2 km deep
2.9
18 km SE of Silver Springs, Nevada
17 hours ago · 8.7 km deep
2.6
22 km SSE of Redway, CA
19 hours ago · 3.1 km deep
2.7
22 km SSE of Redway, CA
19 hours ago · 3.1 km deep
2.6
53 km W of Petrolia, CA
20 hours ago · 8.6 km deep
2.7
2 km ESE of Pinole, CA
1 day ago · 5.8 km deep

Actions

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Understanding This Data

Magnitude 2.5 earthquakes are typically only recorded by instruments.

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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 May 12, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75348822/