2.5

M2.5 Earthquake 40 km W of Petrolia, CA — September 22, 2026

2026-09-22 19:00:08 UTC (36 min ago) · approx. 11:00 AM UTC-8 local

MagnitudeM2.5(md)
Time19:00 UTC≈ 11:00 AM UTC-8
Depth2.0 kmshallow crustal
Coordinates40.355°, -124.752°
Felt byNo felt reports
StatusAutomatic (preliminary)
Map showing earthquake epicenter at 40.36°, -124.75°

Earthquake Details

Magnitude
2.5 md
Depth
2.0 km
shallow crustal
Location
40.3553°N
-124.7522°E

Technical Information

Event ID
nc75440082
Event Type
earthquake
Status
Automatic
Significance
98
Stations Used
12
Azimuthal Gap
286.0°
Min Station Distance
0.472°
RMS Residual
0.27 sec
Last Updated
2026-09-22 19:01:37 UTC

Nearby Earthquakes (Last 7 Days)

2.6
47 km WNW of Petrolia, CA
4 hours ago · 26.4 km deep
2.9
18 km WNW of Klamath Falls, Oregon
12 hours ago · 13.9 km deep
2.5
21 km W of Petrolia, CA
20 hours ago · 10.5 km deep
3.0
21 km WSW of Petrolia, CA
1 day ago · 5.7 km deep
2.7
22 km SSW of Manton, CA
2 days ago · 16.4 km deep
2.5
10 km ENE of Milpitas, CA
3 days ago · 2.7 km deep
2.6
17 km W of Petrolia, CA
4 days ago · 8.6 km deep
2.6
2 km ENE of Aromas, CA
5 days ago · 0.6 km deep
2.6
21 km E of Alum Rock, CA
5 days ago · 6.3 km deep
3.5
20 km WSW of Petrolia, CA
6 days ago · 20.1 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: nc75440082). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, September 22, 2026). M2.5 Earthquake 40 km W of Petrolia, CA — September 22, 2026. Retrieved September 22, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75440082/