South Platte River. Pollution Population rise and water pollution. Post March 20, 1960 p.1A, 14A District court rejects Adams County's South Platte pollution suit demand. Post Je 3, 1965 p.3 Greeley, Brush, Sterling and Fort Lupton take steps to reduce pollution. Post D 26, 1965 p.51 Through Denver by canoe. Colorado Outdoors Ja 1966 v.15 #1 p.14-16