2.7

M2.7 Earthquake 7 km WSW of Petrolia, CA — August 3, 2026

2026-08-03 03:22:38 UTC (28 min ago) · approx. 7:22 PM UTC-8 local

MagnitudeM2.7(md)
Time03:22 UTC≈ 7:22 PM UTC-8
Depth16.7 kmshallow crustal
Coordinates40.304°, -124.365°
Felt byNo felt reports
StatusAutomatic (preliminary)
Map showing earthquake epicenter at 40.30°, -124.36°

Earthquake Details

Magnitude
2.7 md
Depth
16.7 km
shallow crustal
Location
40.3042°N
-124.3650°E

Technical Information

Event ID
nc75410402
Event Type
earthquake
Status
Automatic
Significance
111
Stations Used
20
Azimuthal Gap
232.0°
Min Station Distance
0.023°
RMS Residual
0.14 sec
Last Updated
2026-08-03 03:32:19 UTC

Nearby Earthquakes (Last 7 Days)

3.5
6 km NW of Pinnacles, CA
15 hours ago · 2.2 km deep
2.7
8 km ESE of Cloverdale, CA
1 day ago · 4.1 km deep
2.8
7 km ESE of Cloverdale, CA
1 day ago · 6.3 km deep
3.7
7 km ESE of Cloverdale, CA
1 day ago · 6.7 km deep
2.9
11 km ESE of Gilroy, CA
2 days ago · 5.4 km deep
2.5
76 km W of Petrolia, CA
2 days ago · 2.8 km deep
2.6
18 km NNE of Upper Lake, CA
2 days ago · 4.4 km deep
2.8
10 km ESE of Gilroy, CA
3 days ago · 1.3 km deep
4.2
8 km ESE of Cloverdale, CA
5 days ago · 5.9 km deep
2.5
32 km WNW of Petrolia, CA
5 days ago · 18.0 km deep

Actions

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Understanding This Data

Magnitude 2.7 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc75410402). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, August 3, 2026). M2.7 Earthquake 7 km WSW of Petrolia, CA — August 3, 2026. Retrieved August 3, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75410402/