1.7
Earthquake Details: 3 km NW of Cobb, California, United States
Oct 20, 2026, 11:13:42
- Depth
- 0.12 km
- Felt reports
- No data
Source: USGSUpdated: Oct 20, 2026, 11:47 AM UTC
A magnitude 1.7 earthquake occurred on Oct 20, 2026 at 11:13:42. Epicenter: 3 km NW of Cobb, California, United States. Reported depth: 0.12 km.
Tsunami information
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Time & depth
- Local time
- Oct 20, 2026, 04:13:42 PDT
- UTC
- Oct 20, 2026, 11:13:42 UTC
0.12 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, CABeforeM2.42 km SSW of San Ramon, CABeforeM2.55 km WSW of Burning Man Earth, NevadaBeforeM3.180 km WNW of Ferndale, CABeforeM2.839 km SSW of Qualeys Camp, NVBeforeM2.732 km SE of Bodie, CABeforeM2.413 km WSW of Kelseyville, CAAfterM2.52 km NW of The Geysers, CAAfterM3.139 km SSW of Likely, CAAfterM3.314 km SE of Petrolia, CAAfterM3.223 km WSW of Gustine, CAAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 1.72
nc75452471
- Depth:
- 0.12 km
- Time:
- Updated:
- Oct 20, 2026, 11:47 AM UTC
Technical Details
Depth0.12 km
Significance46
Latitude38.8395
Longitude-122.7532
Event IDnc75452471
Magnitude1.7
Updated:Oct 20, 2026, 11:47:26 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, 11:47 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.