1.9
Earthquake Details: 11 km ESE of Willow Creek, CA
Aug 30, 2026, 19:50:19
A magnitude 1.9 earthquake occurred near 11 km ESE of Willow Creek, CA on Aug 30, 2026 at 19:50:19. The seismic event was recorded at a depth of 25.73 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth25.73 km
Significance57
Latitude40.9098
Longitude-123.5055
Event IDnc75427342
Magnitude1.9
Updated:Aug 30, 2026, 21:27:22 UTC
External Resources
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Time & depth
- Local time
- Aug 30, 2026, 12:50:19 PDT
- UTC
- Aug 30, 2026, 19:50:19 UTC
25.73 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M2.76 km NNW of Redwood Valley, CABeforeM2.756 km W of Petrolia, CABeforeM4.8136 km W of Ferndale, CaliforniaBeforeM4.785 km W of Petrolia, CABeforeM2.8209 km W of Ferndale, CaliforniaBeforeM2.9250 km W of Ferndale, CaliforniaBeforeM2.6264 km W of Ferndale, CaliforniaBeforeM2.977 km W of Petrolia, CABeforeM4.4184 km W of Ferndale, CaliforniaAfterM2.7186 km W of Bandon, OregonAfterM2.9233 km W of Ferndale, CaliforniaAfterM3.04 km WSW of Hamilton City, CAAfter
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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: Aug 30, 2026, 21:27 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.