Plain Nine Reservoir   Be the first to submit input for Plain Nine Reservoir. If you have info on Plain Nine Reservoir, Blair County, Pennsylvania please submit it here to improve this web site.          These outdoors activities are available near Plain Nine Reservoir.   Public Lands Near Plain Nine Reservoir: Blue Knob State Park, Pennsylvania, 10 miles away S.B. Elliott State Park, Pennsylvania, 39 miles away   Camp Grounds Near Plain Nine Reservoir: Wright's Orchard Station Campground, Duncansville, 4 miles away Blue Knob State Park, Imler, 9 miles away   Hotels Near Plain Nine Reservoir: Comfort Inn Duncansville, Duncansville, 6 miles away Ramada Conference Center Altoona, Altoona, 7 miles away Hampton Inn Altoona, Altoona, 7 miles away Courtyard Altoona, Altoona, 7 miles away Holiday Inn Express ALTOONA, Altoona, 8 miles away   Ski Areas Near Plain Nine Reservoir: Blue Knob, Pennsylvania, 8 miles away       1072 foot drop, 7 lifts, 34 runs   Whitewater Near Plain Nine Reservoir: Clearfield Creek, Cambria/ClearfieldCounty, 8 miles away       Class I-II - 62.2 miles long (Ashville to West Br.Susquehanna River) Little Conemaugh River, CambriaCounty, 8 miles away       Class III - 5.6 miles long (Lilly to Portage) Chest Creek, Cambria/ClearfieldCounty, 12 miles away       Class I-III - 34 miles long (LR11038 to West Br. Susquehanna River)