2.1
Earthquake Details: 10 km WNW of Cobb, California, United States
Sep 28, 2026, 20:20:43
- Depth
- 0.6 km
- Felt reports
- No data
Source: USGSUpdated: Sep 28, 2026, 10:12 PM UTC
A magnitude 2.1 earthquake occurred on Sep 28, 2026 at 20:20:43. Epicenter: 10 km WNW of Cobb, California, United States. Reported depth: 0.600000023841858 km.
Status: Automatic
Tsunami information
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Time & depth
- Local time
- Sep 28, 2026, 13:20:43 PDT
- UTC
- Sep 28, 2026, 20:20:43 UTC
0.6 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 2.06
nc75443977
- Depth:
- 0.6 km
- Status:
- Automatic
- Time:
- Updated:
- Sep 28, 2026, 10:12 PM UTC
Technical Details
Depth0.6 km
Significance65
Latitude38.8487
Longitude-122.8373
Event IDnc75443977
Magnitude2.1
Updated:Sep 28, 2026, 22:12:22 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: Sep 28, 2026, 22:12 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.