Observed earthquake
17 km E of Alum Rock, CA
Recent observationReported by 1 agency. Every solution below is that agency's own measurement, stored unaltered.
Magnitude
1.1md
Depth
7.1 km
shallow
Origin time
2026-10-27 01:24:32 UTC
1 d ago
Epicentre
37.35°N, 121.63°W
Agency solutions
The same earthquake as measured independently by each agency. Values are never averaged or rewritten.
| Agency | Magnitude | Depth | Origin time | Epicentre | Review status | Source record |
|---|---|---|---|---|---|---|
| USGSUnited States Geological Survey | M1.1 md | 7.1 km | 2026-10-27 01:24:32 UTC | 37.35°N, 121.63°W | Reviewed by an analyst23 stations | nc75455426 ↗ |
Source: Earthquake data courtesy of the U.S. Geological Survey. · Retrieved: 2026-10-27 23:57:38 UTC