2.6
Earthquake Details: 18 km WSW of Petrolia, California, United States
Oct 17, 2026, 21:43:02
- Depth
- 7.35 km
- Felt reports
- 1
Source: USGSUpdated: Oct 17, 2026, 09:49 PM UTC
A magnitude 2.6 earthquake occurred on Oct 17, 2026 at 21:43:02. Epicenter: 18 km WSW of Petrolia, California, United States. Reported depth: 7.35 km.
Tsunami information
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Time & depth
- Local time
- Oct 17, 2026, 14:43:02 PDT
- UTC
- Oct 17, 2026, 21:43:02 UTC
7.35 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
M3.17 km NW of The Geysers, CABeforeM2.312 km ENE of Cloverdale, CABeforeM2.820 km ESE of Silver Springs, NevadaBeforeM3.274 km W of Petrolia, CABeforeM3.013 km W of Petrolia, CABeforeM2.510 km ESE of Gilroy, CABeforeM2.38 km NE of Mendocino, CABeforeM3.38 km NE of Gazelle, CABeforeM2.6184 km WSW of Port Orford, OregonBeforeM2.38 km NW of The Geysers, CAAfterM2.421 km ESE of Silver Springs, NevadaAfterM2.44 km NNW of Hollister, CAAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 2.59
nc75451211
- Depth:
- 7.35 km
- Time:
- Updated:
- Oct 17, 2026, 09:49 PM UTC
Technical Details
Depth7.35 km
Significance104
Latitude40.2727
Longitude-124.4883
Event IDnc75451211
Magnitude2.6
Updated:Oct 17, 2026, 21:49:55 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 17, 2026, 21:49 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.