HELENA, Mont. (AP) — A small earthquake shook an area near Yellowstone National Park on Saturday close to the Idaho-Montana border.

The quake was felt just after 6 a.m. near Cliff Lake about 30 miles northwest of West Yellowstone, according to the U.S. Geological Survey.

The quake had a 3.9 preliminary magnitude and was 3.7 miles deep, according to the USGS.

There were no immediate reports of damage. Residents from West Yellowstone to Bozeman reported feeling it.