1.8
Earthquake Details: 6 km SW of Upper Lake, California, United States
Oct 12, 2026, 03:26:02
- Depth
- 4.79 km
- Felt reports
- No data
Source: USGSUpdated: Oct 12, 2026, 04:47 AM UTC
A magnitude 1.8 earthquake occurred on Oct 12, 2026 at 03:26:02. Epicenter: 6 km SW of Upper Lake, California, United States. Reported depth: 4.79 km.
Tsunami information
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Time & depth
- Local time
- Oct 11, 2026, 20:26:02 PDT
- UTC
- Oct 12, 2026, 03:26:02 UTC
4.79 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
M2.834 km SE of Mina, NevadaBeforeM3.414 km N of Brooktrails, CABeforeM2.526 km SW of Mina, NevadaBeforeM2.726 km W of Petrolia, CAAfterM3.432 km W of Petrolia, CAAfterM2.526 km WSW of Petrolia, CAAfterM2.613 km NNW of Gerlach, NevadaAfterM3.429 km W of Petrolia, CAAfterM2.8237 km W of Ferndale, CaliforniaAfterM2.553 km WNW of Petrolia, CAAfterM2.719 km WSW of Petrolia, CAAfterM2.628 km SSE of Lopez Point, CAAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 1.8
nc75448171
- Depth:
- 4.79 km
- Time:
- Updated:
- Oct 12, 2026, 04:47 AM UTC
Technical Details
Depth4.79 km
Significance50
Latitude39.1308
Longitude-122.9705
Event IDnc75448171
Magnitude1.8
Updated:Oct 12, 2026, 04:47:27 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 12, 2026, 04:47 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.