1.9
Earthquake Details: 23 km W of Petrolia, California, United States
Oct 19, 2026, 16:13:37
- Depth
- 9.55 km
- Felt reports
- No data
Source: USGSUpdated: Oct 19, 2026, 05:12 PM UTC
A magnitude 1.9 earthquake occurred on Oct 19, 2026 at 16:13:37. Epicenter: 23 km W of Petrolia, California, United States. Reported depth: 9.55 km.
Tsunami information
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Time & depth
- Local time
- Oct 19, 2026, 09:13:37 PDT
- UTC
- Oct 19, 2026, 16:13:37 UTC
9.55 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
M2.12 km N of Canyondam, CABeforeM2.6184 km WSW of Port Orford, OregonBeforeM2.211 km SSW of Tres Pinos, CABeforeM2.618 km WSW of Petrolia, CABeforeM2.38 km NW of The Geysers, CABeforeM2.421 km ESE of Silver Springs, NevadaBeforeM2.44 km NNW of Hollister, CABeforeM2.42 km SSW of San Ramon, CABeforeM2.114 km ESE of Fernley, NevadaBeforeM2.55 km WSW of Burning Man Earth, NevadaBeforeM2.44 km SE of San Ramon, CAAfterM3.180 km WNW of Ferndale, CAAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 1.9
nc75452156
- Depth:
- 9.55 km
- Time:
- Updated:
- Oct 19, 2026, 05:12 PM UTC
Technical Details
Depth9.55 km
Significance56
Latitude40.3027
Longitude-124.5595
Event IDnc75452156
Magnitude1.9
Updated:Oct 19, 2026, 17:12:22 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 19, 2026, 17:12 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.