Plains/Thompson Falls RD MVUM — Lolo National Forest

Motor Vehicle Use Map (MVUM): the official map of which roads and trails are open to which vehicles, and when. Riding on a route not shown on the current MVUM is a federal violation, so always carry the latest edition. Lolo National Forest. Public domain map from the USDA Forest Service, republished from https://www.fs.usda.gov/r01/lolo/maps-guides/travel-management-maps. When the forest posts a new edition it shows up here as a free update.