3.8

Earthquake Details: 3 km N of San Leandro, California, United States

8/13/2026, 3:30:04 PM

A magnitude 3.8 earthquake occurred near 3 km N of San Leandro, California, United States on 8/13/2026 at 3:30:04 PM. The seismic event was recorded at a depth of 5.55 km. No tsunami warning was issued.

No Tsunami WarningStatus: reviewedType: earthquake

Regional Seismicity

View recent seismic activity near this event:

United StatesCaliforniaSan Leandro (Nearest City)

Technical Details

Depth5.55 km
Significance607
Latitude37.7552
Longitude-122.1502
Event IDnc75417557
Magnitude3.8
Updated:8/16/2026, 5:10:38 AM

External Resources

View on USGS Official Site

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Time & depth

Local time
8/13/2026, 8:30:04 AM PDT
UTC
8/13/2026, 3:30:04 PM UTC
5.55 km · Shallow-focus

Less than 70 km deep. Shaking is often stronger near the epicentre.

Nearby major cities

San Leandro
3 km S
Castro Valley
9 km SE
Alameda
10 km W
Hayward
11 km SE
Nearby event sequence · 11
M2.630 km SSE of Mina, Nevada, United StatesBeforeM3.26 km NW of The Geysers, California, United StatesBeforeM3.26 km NW of The Geysers, California, United StatesBeforeM2.69 km SW of Valencia, California, United StatesBeforeM2.831 km NNW of Covelo, California, United StatesBeforeM2.84 km N of San Leandro, California, United StatesAfterM2.74 km S of Petrolia, California, United StatesAfterM2.512 km SSW of Lompoc, California, United StatesAfterM3.419 km SW of Toms Place, California, United StatesAfterM2.5Central CaliforniaAfterM2.67 km SW of Atascadero, California, United StatesAfter

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 16, 2026, 05:10 AM UTC. Data sources: USGS / EMSC / JMA / Geoscience Australia / GeoNet.