1.8
Earthquake Details: 13 km SE of Petrolia, California, United States
Oct 22, 2026, 02:12:03
- Depth
- 12.52 km
- Felt reports
- No data
Source: USGSUpdated: Oct 22, 2026, 03:22 AM UTC
A magnitude 1.8 earthquake occurred on Oct 22, 2026 at 02:12:03. Epicenter: 13 km SE of Petrolia, California, United States. Reported depth: 12.52 km.
Tsunami information
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Time & depth
- Local time
- Oct 21, 2026, 19:12:03 PDT
- UTC
- Oct 22, 2026, 02:12:03 UTC
12.52 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
M2.55 km WSW of Burning Man Earth, NevadaBeforeM3.180 km WNW of Ferndale, CABeforeM2.413 km WSW of Kelseyville, CABeforeM2.52 km NW of The Geysers, CABeforeM3.139 km SSW of Likely, CABeforeM3.314 km SE of Petrolia, CABeforeM3.223 km WSW of Gustine, CAAfterM3.015 km S of Tres Pinos, CAAfterM3.470 km W of Ferndale, CAAfterM2.8193 km WSW of Pistol River, OregonAfterM2.57 km W of Cobb, CAAfterM3.9209 km WSW of Pistol River, OregonAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 1.84
nc75453201
- Depth:
- 12.52 km
- Time:
- Updated:
- Oct 22, 2026, 03:22 AM UTC
Technical Details
Depth12.52 km
Significance52
Latitude40.2457
Longitude-124.1715
Event IDnc75453201
Magnitude1.8
Updated:Oct 22, 2026, 03:22:21 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 22, 2026, 03:22 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under 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.
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.
- CENC / Wolfx — CENC earthquake parameters via Wolfx, an independent unofficial relay.
- GFZ / GEOFON — Locations, depths and magnitudes: GFZ/GEOFON using GEVN network data (CC BY 4.0).