3.1
Earthquake Details: 23 km WSW of Gustine, California, United States
Oct 22, 2026, 04:18:34
- Depth
- -0.7 km
- Felt reports
- 5
Source: USGSUpdated: Oct 22, 2026, 08:00 AM UTC
A magnitude 3.1 earthquake occurred on Oct 22, 2026 at 04:18:34. Epicenter: 23 km WSW of Gustine, California, United States. Reported depth: -0.7 km.
Tsunami information
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Time & depth
- Local time
- Oct 21, 2026, 21:18:34 PDT
- UTC
- Oct 22, 2026, 04:18:34 UTC
-0.7 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, NevadaBeforeM2.51 km E of Loma Linda, CABeforeM2.44 km SE of San Ramon, CABeforeM2.839 km SSW of Qualeys Camp, NVBeforeM2.732 km SE of Bodie, CABeforeM2.46 km N of Redwood Valley, CABeforeM2.413 km WSW of Kelseyville, CABeforeM2.52 km NW of The Geysers, CABeforeM3.139 km SSW of Likely, CABeforeM2.411 km NE of Kernville, CABeforeM2.5central CaliforniaBeforeM3.314 km SE of Petrolia, CABefore
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 3.15
nc75453266
- Depth:
- -0.7 km
- Time:
- Updated:
- Oct 22, 2026, 08:00 AM UTC
Technical Details
Depth-0.7 km
Significance154
Latitude37.1700
Longitude-121.2297
Event IDnc75453266
Magnitude3.1
Updated:Oct 22, 2026, 08:00:00 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 22, 2026, 08:00 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.