1.8
Earthquake Details: 4 km NW of The Geysers, California, United States
Oct 20, 2026, 05:46:39
- Depth
- 2.76 km
- Felt reports
- No data
Source: USGSUpdated: Oct 20, 2026, 05:48 AM UTC
A magnitude 1.8 earthquake occurred on Oct 20, 2026 at 05:46:39. Epicenter: 4 km NW of The Geysers, California, United States. Reported depth: 2.76 km.
Tsunami information
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Time & depth
- Local time
- Oct 19, 2026, 22:46:39 PDT
- UTC
- Oct 20, 2026, 05:46:39 UTC
2.76 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
M3.025 km SSW of Mina, NevadaBeforeM2.618 km WSW of Petrolia, CABeforeM2.419 km SW of Toms Place, CABeforeM2.421 km ESE of Silver Springs, NevadaBeforeM2.44 km NNW of Hollister, CABeforeM2.42 km SSW of San Ramon, CABeforeM2.55 km WSW of Burning Man Earth, NevadaBeforeM2.44 km SE of San Ramon, CABeforeM3.180 km WNW of Ferndale, CAAfterM2.839 km SSW of Qualeys Camp, NVAfterM2.732 km SE of Bodie, CAAfterM2.46 km N of Redwood Valley, CAAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 1.77
nc75452376
- Depth:
- 2.76 km
- Time:
- Updated:
- Oct 20, 2026, 05:48 AM UTC
Technical Details
Depth2.76 km
Significance48
Latitude38.8035
Longitude-122.7828
Event IDnc75452376
Magnitude1.8
Updated:Oct 20, 2026, 05:48:14 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 20, 2026, 05:48 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.