2.9
Earthquake Details: 27 km WSW of Westley, California, United States
Oct 31, 2026, 16:44:50
- Depth
- 2.42 km
- Felt reports
- No data
Source: USGSUpdated: Oct 31, 2026, 10:17 PM UTC
A magnitude 2.9 earthquake occurred on Oct 31, 2026 at 16:44:50. Epicenter: 27 km WSW of Westley, California, United States. Reported depth: 2.42 km.
Tsunami information
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Time & depth
- Local time
- Oct 31, 2026, 09:44:50 PDT
- UTC
- Oct 31, 2026, 16:44:50 UTC
2.42 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
M2.612 km SW of Ridgemark, CABeforeM2.72 km NE of Pacifica, CABeforeM2.65 km WNW of Madera, CABeforeM2.712 km SW of Ridgemark, CABeforeM2.410 km N of Lake Pillsbury, CABeforeM2.722 km SSW of Big Pine, CABeforeM2.929 km W of Petrolia, CABeforeM2.732 km SE of Bodie, CABeforeM2.763 km W of Petrolia, CAAfterM2.527 km WSW of Westley, CAAfterM2.953 km WNW of Kingston Parish, NevadaAfterM2.324 km ESE of Yosemite Valley, CAAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 2.92
nc75460382
- Depth:
- 2.42 km
- Time:
- Updated:
- Oct 31, 2026, 10:17 PM UTC
Technical Details
Depth2.42 km
Significance131
Latitude37.4237
Longitude-121.4577
Event IDnc75460382
Magnitude2.9
Updated:Oct 31, 2026, 22:17:36 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 31, 2026, 22:17 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under 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.
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.
- CENC / Wolfx — CENC earthquake parameters via Wolfx, an independent unofficial relay.
- GFZ / GEOFON — Locations, depths and magnitudes: GFZ/GEOFON using GEVN network data (CC BY 4.0).