A magnitude 2.7 earthquake was recorded near Helena on Sunday, March 9, 2025, according to the U.S. Geological Survey (USGS).

MISSOULA, Mont. — Northbound U.S. 287 is blocked Friday morning near Quake Lake, according to Montana Department of Transportation.

The quake struck around 3.7 miles east of Lake Elsinore shortly before 9:40 a.m., USGS said. A magnitude-3.0 aftershock quickly followed. Shaking was felt in the region. A building at Prospect and ...

A small avalanche occurred on Highway 287 Tuesday near the Quake Lake Visitor Center, according to the Madison County Sheriff's Office. The avalanche, between mile markers 4 and 5, is partially ...

Also on Sunday in Montana, a magnitude 2.2 earthquake had been reported about 8:40 a.m., about 18 miles northwest of Hebgen Lake Estates, Earthquaketrack reported. It had a depth of 13 km or 8 miles.

The U.S. Geological Survey said the quake occurred 3:38 p.m. about 2 kilometers (1.2 miles) north of the South Hills.