2.0

M2.0 Earthquake 8 km WSW of Petrolia, CA — May 4, 2026

2026-05-04 18:08:56 UTC (2026-05-04) · approx. 10:08 AM UTC-8 local

MagnitudeM2.0(md)
Time18:08 UTC≈ 10:08 AM UTC-8
Depth8.8 kmshallow crustal
Coordinates40.288°, -124.371°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 40.29°, -124.37°

Earthquake Details

Magnitude
2.0 md
Depth
8.8 km
shallow crustal
Location
40.2880°N
-124.3708°E

Technical Information

Event ID
nc75356942
Event Type
earthquake
Status
✓ Reviewed
Significance
62
Stations Used
34
Azimuthal Gap
233.0°
Min Station Distance
0.022°
RMS Residual
0.14 sec
Last Updated
2026-05-12 08:57:22 UTC

Nearby Earthquakes (Last 7 Days)

2.6
3 km SE of Concord, CA
9 hours ago · 14.6 km deep
2.6
55 km W of Ferndale, CA
21 hours ago · 17.1 km deep
2.7
4 km S of Petrolia, CA
3 days ago · 10.3 km deep
2.8
4 km N of San Leandro, CA
4 days ago · 5.5 km deep
3.8
3 km N of San Leandro, CA
4 days ago · 5.5 km deep
2.8
31 km NNW of Covelo, CA
4 days ago · 6.9 km deep
3.2
6 km NW of The Geysers, CA
5 days ago · 2.9 km deep
3.2
6 km NW of The Geysers, CA
5 days ago · 2.8 km deep
2.8
7 km NW of The Geysers, CA
5 days ago · 2.5 km deep
3.0
7 km NW of The Geysers, CA
5 days ago · 2.8 km deep

Actions

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Understanding This Data

Magnitude 2.0 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc75356942). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, May 4, 2026). M2.0 Earthquake 8 km WSW of Petrolia, CA — May 4, 2026. Retrieved May 12, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75356942/