2.8

M2.8 Earthquake 158 km W of Petrolia, CA — July 21, 2026

2026-07-21 02:18:53 UTC (23 hours ago) · approx. 6:18 PM UTC-8 local

MagnitudeM2.8(md)
Time02:18 UTC≈ 6:18 PM UTC-8
Depth10.0 kmshallow crustal
Coordinates40.449°, -126.143°
Felt byNo felt reports
Status✓ Reviewed by USGS
Map showing earthquake epicenter at 40.45°, -126.14°

Earthquake Details

Magnitude
2.8 md
Depth
10.0 km
shallow crustal
Location
40.4485°N
-126.1432°E

Technical Information

Event ID
nc75402827
Event Type
earthquake
Status
✓ Reviewed
Significance
124
Stations Used
63
Azimuthal Gap
266.0°
Min Station Distance
1.378°
RMS Residual
0.33 sec
Last Updated
2026-07-22 01:57:22 UTC

Nearby Earthquakes (Last 7 Days)

3.0
215 km W of Bandon, Oregon
7 hours ago · 10.0 km deep
4.6
214 km W of Bandon, Oregon
7 hours ago · 17.4 km deep
2.5
3 km ESE of Kenwood, CA
1 day ago · 4.1 km deep
3.1
6 km NW of The Geysers, CA
2 days ago · 2.3 km deep
2.8
171 km WSW of Port Orford, Oregon
2 days ago · 10.0 km deep
2.6
10 km SW of Petrolia, CA
4 days ago · 16.9 km deep
2.6
10 km ESE of Burney, CA
4 days ago · 13.9 km deep
2.6
20 km WSW of Petrolia, CA
4 days ago · 13.3 km deep
2.6
31 km SE of Somes Bar, CA
5 days ago · 39.3 km deep
2.7
9 km ESE of Cloverdale, CA
6 days ago · 5.8 km deep

Actions

View on USGSDid You Feel It?

Understanding This Data

Magnitude 2.8 earthquakes are typically only recorded by instruments.

Learn more about magnitude →

Authoritative source: USGS event page (event ID: nc75402827). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, July 21, 2026). M2.8 Earthquake 158 km W of Petrolia, CA — July 21, 2026. Retrieved July 22, 2026 from https://www.earthquaketracker.org/earthquakes/event/nc75402827/