2.6
Earthquake Details: 21 km E of Alum Rock, California, United States
Sep 17, 2026, 03:07:43
- Depth
- 6.55 km
- Felt reports
- 6
Source: USGSUpdated: Oct 7, 2026, 02:16 AM UTC
A magnitude 2.6 earthquake occurred on Sep 17, 2026 at 03:07:43. Epicenter: 21 km E of Alum Rock, California, United States. Reported depth: 6.55 km.
Status: Reviewed
Tsunami information
Loading data...
Time & depth
- Local time
- Sep 16, 2026, 20:07:43 PDT
- UTC
- Sep 17, 2026, 03:07:43 UTC
6.55 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Loading map...
Nearby major cities
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSmd 2.56
nc75437042
- Depth:
- 6.55 km
- Status:
- Reviewed
- Time:
- Updated:
- Oct 7, 2026, 02:16 AM UTC
Regional Seismicity
Technical Details
Depth6.55 km
Significance102
Latitude37.3347
Longitude-121.5945
Event IDnc75437042
Magnitude2.6
Updated:Oct 7, 2026, 02:16:35 UTC
External Resources
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: Oct 7, 2026, 02:16 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.