2.6

M2.6 Earthquake 17 km W of Petrolia, CA — September 18, 2026

2026-09-18 04:39:53 UTC (58 min ago) · approx. 8:39 PM UTC-8 local

MagnitudeM2.6(md)
Time04:39 UTC≈ 8:39 PM UTC-8
Depth8.6 kmshallow crustal
Coordinates40.294°, -124.487°
Felt byNo felt reports
StatusAutomatic (preliminary)
Map showing earthquake epicenter at 40.29°, -124.49°

Earthquake Details

Magnitude
2.6 md
Depth
8.6 km
shallow crustal
Location
40.2945°N
-124.4865°E

Technical Information

Event ID
nc75437647
Event Type
earthquake
Status
Automatic
Significance
105
Stations Used
23
Azimuthal Gap
263.0°
Min Station Distance
0.110°
RMS Residual
0.13 sec
Last Updated
2026-09-18 04:47:28 UTC

Nearby Earthquakes (Last 7 Days)

2.6
2 km ENE of Aromas, CA
11 hours ago · 0.6 km deep
2.6
21 km E of Alum Rock, CA
1 day ago · 6.3 km deep
3.5
20 km WSW of Petrolia, CA
1 day ago · 20.1 km deep
3.8
20 km WSW of Gerlach, Nevada
1 day ago · 7.0 km deep
2.7
3 km ESE of Santa Rosa, CA
2 days ago · 9.1 km deep
3.3
17 km WSW of Petrolia, CA
2 days ago · 9.0 km deep
2.6
7 km E of Hydesville, CA
3 days ago · 24.2 km deep
3.3
19 km WSW of Gerlach, Nevada
3 days ago · 11.0 km deep
3.0
9 km SW of Brentwood, CA
3 days ago · 16.9 km deep
2.5
9 km SW of Brentwood, CA
4 days ago · 16.8 km deep

Actions

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Understanding This Data

Magnitude 2.6 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc75437647). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, September 18, 2026). M2.6 Earthquake 17 km W of Petrolia, CA — September 18, 2026. Retrieved September 18, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75437647/