2.8

M2.8 Earthquake 18 km WSW of Petrolia, CA — May 27, 2026

2026-05-27 09:23:57 UTC (43 min ago) · approx. 1:23 AM UTC-8 local

MagnitudeM2.8(md)
Time09:23 UTC≈ 1:23 AM UTC-8
Depth21.6 kmshallow crustal
Coordinates40.268°, -124.483°
Felt byNo felt reports
StatusAutomatic (preliminary)
Map showing earthquake epicenter at 40.27°, -124.48°

Earthquake Details

Magnitude
2.8 md
Depth
21.6 km
shallow crustal
Location
40.2678°N
-124.4833°E

Technical Information

Event ID
nc75369752
Event Type
earthquake
Status
Automatic
Significance
116
Stations Used
7
Azimuthal Gap
294.0°
Min Station Distance
0.110°
RMS Residual
0.05 sec
Last Updated
2026-05-27 09:47:27 UTC

Nearby Earthquakes (Last 7 Days)

2.7
26 km NE of Viola, CA
1 day ago · 8.3 km deep
3.4
26 km NE of Viola, CA
1 day ago · 7.0 km deep
3.2
29 km W of Petrolia, CA
1 day ago · 9.3 km deep
3.0
6 km E of Pistol River, Oregon
3 days ago · 6.1 km deep
3.3
9 km NNE of Truckee, CA
4 days ago · 11.3 km deep
2.6
10 km NNE of Truckee, CA
4 days ago · 5.5 km deep
3.9
62 km W of Petrolia, CA
5 days ago · 10.0 km deep
2.8
17 km SE of Silver Springs, Nevada
6 days ago · 11.2 km deep

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Understanding This Data

Magnitude 2.8 earthquakes are typically only recorded by instruments.

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Authoritative source: USGS event page (event ID: nc75369752). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, May 27, 2026). M2.8 Earthquake 18 km WSW of Petrolia, CA — May 27, 2026. Retrieved May 27, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75369752/