2.4
Earthquake Details: 2 km SSW of San Ramon, California, United States
Oct 19, 2026, 02:15:14
- Depth
- 6.53 km
- Felt reports
- 1
Source: USGSUpdated: Oct 19, 2026, 03:57 AM UTC
A magnitude 2.4 earthquake occurred on Oct 19, 2026 at 02:15:14. Epicenter: 2 km SSW of San Ramon, California, United States. Reported depth: 6.53 km.
Tsunami information
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Time & depth
- Local time
- Oct 18, 2026, 19:15:14 PDT
- UTC
- Oct 19, 2026, 02:15:14 UTC
6.53 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
M3.38 km NE of Gazelle, CABeforeM2.819 km SW of Toms Place, CABeforeM2.919 km SW of Toms Place, CABeforeM2.12 km N of Canyondam, CABeforeM2.211 km SSW of Tres Pinos, CABeforeM3.025 km SSW of Mina, NevadaBeforeM2.618 km WSW of Petrolia, CABeforeM2.419 km SW of Toms Place, CABeforeM2.38 km NW of The Geysers, CABeforeM2.19 km SW of Valencian Community, CABeforeM2.421 km ESE of Silver Springs, NevadaBeforeM2.44 km NNW of Hollister, CABefore
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 2.4
nc75451976
- Depth:
- 6.53 km
- Time:
- Updated:
- Oct 19, 2026, 03:57 AM UTC
Technical Details
Depth6.53 km
Significance89
Latitude37.7670
Longitude-121.9877
Event IDnc75451976
Magnitude2.4
Updated:Oct 19, 2026, 03:57:24 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 19, 2026, 03:57 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.