ARTICLES BY MIKE KOOPAL / WHITEFISH LAKE INSTITUTE

Digging into the glacial history of Whitefish Lake

The Flathead Valley was once the geologic setting for repeated southward advances and retreats of the Flathead Lobe of the Cordilleran Ice Sheet — the last being about 13,000 years ago.

WHITEFISH PILOT | UPDATED 8 YEARS, 12 MONTHS AGO