Earthquake · Reviewed by USGS
M3.0 earthquake 12 km SW of Colstrip, Montana
A magnitude 3.0 earthquake struck 12 km SW of Colstrip, Montana at Jul 27, 2026, 21:30 UTC, at a depth of 0 km. The epicentre was 115 km (71 mi) N of Sheridan.
Details
| Magnitude | 3.0 ml |
|---|---|
| Time | Jul 27, 2026, 21:30 UTC |
| Depth | 0.0 km |
| Coordinates | 45.818, -106.761 |
| Felt reports | 0 |
| Tsunami flag | None |
| Source | USGS event page |
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Nothing at this magnitude was recorded here in this period. Quiet stretches are normal for most places.
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.