Dime Reservoir   Be the first to submit input for Dime Reservoir. If you have info on Dime Reservoir, Valley County, Montana please submit it here to improve this web site.          These outdoors activities are available near Dime Reservoir.   Public Lands Near Dime Reservoir: Hell Creek State Park, Montana, 16 miles away   Marinas On or Near Dime Reservoir: Rock Creek Marina, Fort Peck, 19 miles away