South Sandstone Reservoir   Be the first to submit input for South Sandstone Reservoir. If you have info on South Sandstone Reservoir, Fallon County, Montana please submit it here to improve this web site.          These outdoors activities are available near South Sandstone Reservoir.   Public Lands Near South Sandstone Reservoir: Medicine Rocks State Park, Montana, 14 miles away Makoshika State Park, Montana, 39 miles away   Hotels Near South Sandstone Reservoir: Beaver Creek Inn and Suites, Wibaux, 37 miles away Knights Inn Glendive, Glendive, 40 miles away Super 8 Glendive, Glendive, 40 miles away Comfort Inn Glendive, Glendive, 40 miles away Days Inn Glendive, Glendive, 40 miles away