3.0
Earthquake Details: 15 km S of Tres Pinos, California, United States
Oct 22, 2026, 21:58:44
- Depth
- 5.57 km
- Felt reports
- No data
Source: USGSUpdated: Oct 23, 2026, 01:23 AM UTC
A magnitude 3.0 earthquake occurred on Oct 22, 2026 at 21:58:44. Epicenter: 15 km S of Tres Pinos, California, United States. Reported depth: 5.57 km.
Tsunami information
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Time & depth
- Local time
- Oct 22, 2026, 14:58:44 PDT
- UTC
- Oct 22, 2026, 21:58:44 UTC
5.57 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
M2.44 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, CABeforeM3.223 km WSW of Gustine, CABeforeM2.42 km E of Aromas, CABefore
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 3.03
nc75453601
- Depth:
- 5.57 km
- Time:
- Updated:
- Oct 23, 2026, 01:23 AM UTC
Technical Details
Depth5.57 km
Significance141
Latitude36.6563
Longitude-121.3015
Event IDnc75453601
Magnitude3.0
Updated:Oct 23, 2026, 01:23:30 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 23, 2026, 01:23 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).