The Montana Legacy Project is a three-phase purchase of more than 310,000 acres (1,300 km2) of land owned by Plum Creek Timber in northwestern Montana for conservation protection. The land is within the counties of Missoula, Mineral, Lake and Powell. The land is within the Swan Valley, the upper Clearwater Valley near Seeley Lake, the Lolo Creek watershed, the Mill Creek area near the city of Missoula, Fish Creek, Petty Creek, Schwartz Creek, and in the Garnet Mountains between Potomac and Interstate 90.