2.2

M2.2 Earthquake 24 km W of Petrolia, CA — September 16, 2026

2026-09-16 23:39:06 UTC (2026-09-16) · approx. 3:39 PM UTC-8 local

MagnitudeM2.2(md)
Time23:39 UTC≈ 3:39 PM UTC-8
Depth11.1 kmshallow crustal
Coordinates40.287°, -124.563°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 40.29°, -124.56°

Earthquake Details

Magnitude
2.2 md
Depth
11.1 km
shallow crustal
Location
40.2867°N
-124.5630°E

Technical Information

Event ID
nc75436917
Event Type
earthquake
Status
✓ Reviewed
Significance
75
Stations Used
42
Azimuthal Gap
242.0°
Min Station Distance
0.169°
RMS Residual
0.26 sec
Last Updated
2026-09-29 20:07:24 UTC

Nearby Earthquakes (Last 7 Days)

3.1
210 km W of Port Orford, Oregon
1 day ago · 10.0 km deep
5.0
111 km W of Petrolia, CA
2 days ago · 10.0 km deep
2.8
8 km E of Lower Lake, CA
5 days ago · 7.1 km deep
2.5
8 km E of Lower Lake, CA
5 days ago · 0.9 km deep
2.7
7 km NW of The Geysers, CA
5 days ago · 2.8 km deep
2.5
2 km WNW of Concord, CA
5 days ago · 15.0 km deep
2.5
9 km E of Gilroy, CA
6 days ago · 5.6 km deep
2.6
3 km ESE of Berkeley, CA
6 days ago · 9.9 km deep
2.7
66 km W of Petrolia, CA
6 days ago · 0.5 km deep
2.6
31 km W of Yachats, Oregon
6 days ago · 5.2 km deep

Actions

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Understanding This Data

Magnitude 2.2 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc75436917). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, September 16, 2026). M2.2 Earthquake 24 km W of Petrolia, CA — September 16, 2026. Retrieved September 29, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75436917/