2.1
Earthquake Details: 5 km WSW of Yountville, California, United States
Sep 23, 2026, 13:10:11
- Depth
- 8.3 km
- Felt reports
- No data
Source: USGSUpdated: Oct 3, 2026, 08:18 AM UTC
A magnitude 2.1 earthquake occurred on Sep 23, 2026 at 13:10:11. Epicenter: 5 km WSW of Yountville, California, United States. Reported depth: 8.3 km.
Status: Reviewed
Tsunami information
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Time & depth
- Local time
- Sep 23, 2026, 06:10:11 PDT
- UTC
- Sep 23, 2026, 13:10:11 UTC
8.3 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Nearby major cities
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSmd 2.08
nc75440332
- Depth:
- 8.3 km
- Status:
- Reviewed
- Time:
- Updated:
- Oct 3, 2026, 08:18 AM UTC
Regional Seismicity
Technical Details
Depth8.3 km
Significance67
Latitude38.3772
Longitude-122.4092
Event IDnc75440332
Magnitude2.1
Updated:Oct 3, 2026, 08:18:54 UTC
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 3, 2026, 08:18 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.