Observed earthquake
4 km NW of The Geysers, CA
Recent observationReported by 1 agency. Every solution below is that agency's own measurement, stored unaltered.
Magnitude
0.5md
Depth
3.5 km
shallow
Origin time
2026-10-27 11:49:09 UTC
7 h ago
Epicentre
38.80°N, 122.78°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 | M0.5 md | 3.5 km | 2026-10-27 11:49:09 UTC | 38.80°N, 122.78°W | Preliminary / automatic7 stations | nc75455591 ↗ |
Source: Earthquake data courtesy of the U.S. Geological Survey. · Retrieved: 2026-10-27 13:25:48 UTC