2.7

M2.7 Earthquake 56 km W of Petrolia, CA — August 28, 2026

2026-08-28 21:18:08 UTC (3 days ago) · approx. 1:18 PM UTC-8 local

MagnitudeM2.7(md)
Time21:18 UTC≈ 1:18 PM UTC-8
Depth19.7 kmshallow crustal
Coordinates40.346°, -124.941°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 40.35°, -124.94°

Earthquake Details

Magnitude
2.7 md
Depth
19.7 km
shallow crustal
Location
40.3455°N
-124.9405°E

Technical Information

Event ID
nc75426507
Event Type
earthquake
Status
✓ Reviewed
Significance
114
Stations Used
41
Azimuthal Gap
252.0°
Min Station Distance
0.461°
RMS Residual
0.28 sec
Last Updated
2026-09-01 02:17:24 UTC

Nearby Earthquakes (Last 7 Days)

2.9
233 km W of Ferndale, California
5 hours ago · 16.3 km deep
2.7
186 km W of Bandon, Oregon
17 hours ago · 10.0 km deep
4.4
184 km W of Ferndale, California
18 hours ago · 10.0 km deep
2.9
77 km W of Petrolia, CA
2 days ago · 22.9 km deep
2.6
264 km W of Ferndale, California
2 days ago · 10.0 km deep
2.9
250 km W of Ferndale, California
2 days ago · 10.0 km deep
2.8
209 km W of Ferndale, California
2 days ago · 10.0 km deep
4.7
85 km W of Petrolia, CA
3 days ago · 10.0 km deep
2.6
66 km W of Petrolia, CA
3 days ago · 10.7 km deep
2.7
6 km NNW of Redwood Valley, CA
3 days ago · 5.8 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: nc75426507). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, August 28, 2026). M2.7 Earthquake 56 km W of Petrolia, CA — August 28, 2026. Retrieved September 1, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75426507/