Boating#Camping#Canoeing#Fishing#Lake Fishing#Picnicking#Rafting#RV Camping#Swimming#Tent CampingFishing Access Site#Public Access Site#Recreation Area CampgroundBoat Launch#Toiletsdbo2026-05-18T17:01:04South Sandstone 13 miles west of Baker, Montana, on US Highway 12 to Plevna, then 7 miles south on county road.1fwprg72@mt.gov46.3330-104.4740Miles CityMontana Fish, Wildlife & ParksMTPO Box 163059301South Sandstone Reservoir is located in southeast Montana and encompasses 372 acres. Camping is permitted. There is a 7 day stay limit. Restrooms, drinking water and access for camp trailers is available. Fishing, swimming and boating may be enjoyed on the reservoir. A boat ramp is conveniently located. No wake restrictions.406-234-0900All YearPlevna39151|http://www.visitmt.com|Y#11|http://www.wintermt.com|#32|http://www.lewisandclark.state.mt.us|#94|http://indiannations.visitmt.com|South Sandstone Fishing Access SiteCUSTERCusterFishing Access Sitehttp://fwp.mt.gov