Boating#Camping#Fishing#Picnicking#RV Camping#Tent CampingA.C.E. Day Area#Fishing Access SiteBoat Launch#Campsite#Established Fire Pits#Picnic Shelter#Toiletsdbo2026-04-04T17:00:41Flat Lake campground is located 7 miles east of Fort Peck on Montana Highway 24.148.9128-104.0858Fort PeckUS Army Corps of EngineersMTPO Box 20859223Flat Lake Access Site offers camping, boat ramp and dock, picnic shelter and tables, vault toilets, and established firepits. Also adjacent to a stocked fishing pond.406-526-3411All YearFort Peck22531|http://www.visitmt.com|#11|http://www.wintermt.com|#32|http://www.lewisandclark.state.mt.us|#94|http://indiannations.visitmt.com|Flat Lake Access SiteMISSOURI RIVERMissouri RiverFishing Access Sitehttp://www.nwo.usace.army.mil