2.9
Earthquake Details: 77 km W of Petrolia, CA
Aug 29, 2026, 17:12:32
A magnitude 2.9 earthquake occurred near 77 km W of Petrolia, CA on Aug 29, 2026 at 17:12:32. The seismic event was recorded at a depth of 22.85 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth22.85 km
Significance133
Latitude40.4537
Longitude-125.1732
Event IDnc75426827
Magnitude2.9
Updated:Aug 29, 2026, 17:42:21 UTC
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- Aug 29, 2026, 10:12:32 PDT
- UTC
- Aug 29, 2026, 17:12:32 UTC
22.85 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 11
M2.31 km SE of Pacifica, CABeforeM1.611 km SSE of Sunol, CABeforeM2.76 km NNW of Redwood Valley, CABeforeM1.913 km SE of Hidden Valley Lake, CABeforeM2.666 km W of Petrolia, CABeforeM4.8136 km W of Ferndale, CaliforniaBeforeM4.885 km W of Petrolia, CABeforeM3.5off the coast of OregonBeforeM2.8209 km W of Ferndale, CaliforniaBeforeM2.9250 km W of Ferndale, CaliforniaBeforeM2.6264 km W of Ferndale, CaliforniaBefore
You may also find these tools useful
Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Aug 29, 2026, 17:42 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.