2.3
Earthquake Details: 28 km W of Petrolia, California, United States
Oct 8, 2026, 13:45:20
- Depth
- 26.73 km
- Felt reports
- No data
Source: USGSUpdated: Oct 8, 2026, 01:47 PM UTC
A magnitude 2.3 earthquake occurred on Oct 8, 2026 at 13:45:20. Epicenter: 28 km W of Petrolia, California, United States. Reported depth: 26.73 km.
Tsunami information
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Time & depth
- Local time
- Oct 8, 2026, 06:45:20 PDT
- UTC
- Oct 8, 2026, 13:45:20 UTC
26.73 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Nearby major cities
Nearby earthquakes · 12
M2.4northern CaliforniaBeforeM2.46 km SE of Napa, CABeforeM2.43 km SW of Burning Man Earth, NevadaAfterM2.37 km NW of The Geysers, CAAfterM2.410 km N of Greenhorn, CAAfterM3.414 km N of Brooktrails, CAAfterM2.726 km W of Petrolia, CAAfterM3.432 km W of Petrolia, CAAfterM2.526 km WSW of Petrolia, CAAfterM2.613 km NNW of Gerlach, NevadaAfterM3.429 km W of Petrolia, CAAfterM2.8237 km W of Ferndale, CaliforniaAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 2.26
nc75446396
- Depth:
- 26.73 km
- Time:
- Updated:
- Oct 8, 2026, 01:47 PM UTC
Technical Details
Depth26.73 km
Significance79
Latitude40.3655
Longitude-124.6070
Event IDnc75446396
Magnitude2.3
Updated:Oct 8, 2026, 13:47:00 UTC
Regional Seismicity
External Resources
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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: Oct 8, 2026, 13:47 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.