2.5

M2.5 Earthquake 76 km W of Petrolia, CA — July 31, 2026

2026-07-31 08:25:35 UTC (29 min ago) · approx. 12:25 AM UTC-8 local

MagnitudeM2.5(md)
Time08:25 UTC≈ 12:25 AM UTC-8
Depth2.8 kmshallow crustal
Coordinates40.332°, -125.180°
Felt byNo felt reports
StatusAutomatic (preliminary)
Map showing earthquake epicenter at 40.33°, -125.18°

Earthquake Details

Magnitude
2.5 md
Depth
2.8 km
shallow crustal
Location
40.3322°N
-125.1797°E

Technical Information

Event ID
nc75408997
Event Type
earthquake
Status
Automatic
Significance
98
Stations Used
12
Azimuthal Gap
312.0°
Min Station Distance
0.642°
RMS Residual
0.15 sec
Last Updated
2026-07-31 08:47:23 UTC

Nearby Earthquakes (Last 7 Days)

2.6
18 km NNE of Upper Lake, CA
2 hours ago · 4.4 km deep
2.8
10 km ESE of Gilroy, CA
18 hours ago · 1.3 km deep
4.2
8 km ESE of Cloverdale, CA
2 days ago · 5.9 km deep
2.5
32 km WNW of Petrolia, CA
2 days ago · 18.0 km deep
2.7
3 km ENE of The Geysers, CA
3 days ago · 1.2 km deep
2.8
3 km ENE of The Geysers, CA
3 days ago · 1.3 km deep
3.0
12 km ESE of Gilroy, CA
4 days ago · 5.2 km deep
2.5
3 km NW of The Geysers, CA
4 days ago · 3.5 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: nc75408997). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, July 31, 2026). M2.5 Earthquake 76 km W of Petrolia, CA — July 31, 2026. Retrieved July 31, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75408997/