Observed earthquake
45 km ESE of West Yellowstone, Montana
Recent observationReported by 1 agency. Every solution below is that agency's own measurement, stored unaltered.
Magnitude
1.1ml
Depth
4.8 km
shallow
Origin time
2026-10-09 08:55:51 UTC
26 d ago
Epicentre
44.50°N, 110.58°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 ml | 4.8 km | 2026-10-09 08:55:51 UTC | 44.50°N, 110.58°W | Reviewed by an analyst15 stations | uu80158871 ↗ |
Source: Earthquake data courtesy of the U.S. Geological Survey. · Retrieved: 2026-10-09 15:47:01 UTC