1.7
Earthquake Details: 7 km ENE of Bonadelle Ranchos-Madera Ranchos, CA
Aug 17, 2026, 20:22:41
A magnitude 1.7 earthquake occurred near 7 km ENE of Bonadelle Ranchos-Madera Ranchos, CA on Aug 17, 2026 at 20:22:41. The seismic event was recorded at a depth of -0.39 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Quarry blast
Regional Seismicity
Technical Details
Depth-0.39 km
Significance47
Latitude37.0057
Longitude-119.7985
Event IDnc75420232
Magnitude1.7
Updated:Aug 18, 2026, 01:32:25 UTC
External Resources
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Time & depth
- Local time
- Aug 17, 2026, 13:22:41 PDT
- UTC
- Aug 17, 2026, 20:22:41 UTC
-0.39 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M2.620 km ESE of Silver Springs, NevadaAfterM2.84 km NW of Parkfield, CAAfterM4.010 km ENE of Coso Junction, CAAfterM2.515 km ESE of Walker, CaliforniaAfterM3.410 km ENE of Coso Junction, CAAfterM2.610 km E of Coso Junction, CAAfterM3.510 km ENE of Coso Junction, CAAfterM2.810 km N of Lake Pillsbury, CAAfterM2.710 km ENE of Coso Junction, CAAfterM2.74 km W of Walker, CAAfterM2.819 km SW of Toms Place, CAAfterM2.919 km SW of Toms Place, 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 18, 2026, 01:32 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
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