Cultural resource inventories on Federal lands are required specifically under the National Historic Preservation Act (NHPA) of 1966 (as amended; PL 96-515, 1980). Cultural resource inventories were conducted for the Cache la Poudre Hydroelectric Project basin extension study in eastern Larimer County, Colorado. Twenty-nine sites were recorded. Of this number, 10 are prehistoric and 20 are historic. Prehistoric sites consist of open camps and lithic...