2.5
Earthquake Details: 2 km SSW of Round Valley, California
Sep 29, 2026, 12:18:44
A magnitude 2.5 earthquake occurred near 2 km SSW of Round Valley, California on Sep 29, 2026 at 12:18:44. The seismic event was recorded at a depth of 8.59 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth8.59 km
Significance97
Latitude37.3977
Longitude-118.6050
Event IDnc75444342
Magnitude2.5
Updated:Sep 29, 2026, 15:57:45 UTC
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- Sep 29, 2026, 05:18:44 PDT
- UTC
- Sep 29, 2026, 12:18:44 UTC
8.59 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M4.130 km W of Preston, NevadaBeforeM4.121 km W of Preston, NevadaBeforeM3.020 km W of Preston, NevadaBeforeM3.321 km W of Preston, NevadaBeforeM4.129 km W of Preston, NevadaBeforeM4.120 km W of Preston, NevadaBeforeM3.327 km WSW of Westley, CaliforniaBeforeM2.626 km WSW of Westley, CaliforniaBeforeM3.57 km WSW of Hermosa Beach, CaliforniaBeforeM2.69 km NW of Redwood Valley, CaliforniaBeforeM3.320 km W of Preston, NevadaBeforeM3.119 km W of Preston, NevadaBefore
You may also find these tools useful
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 29, 2026, 15:57 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.