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