35 Pa. Stat. § 691.3 : Statutes (Unconsolidated) — HEALTH AND SAFETY — WATER AND SEWAGE —PROTECTION OF PUBLIC WATER SUPPLY — General Provisions and Public Policy — Discharge of sewage and industrial wastes not a natural use TEXT PDF The discharge of sewage or industrial waste or any substance into the waters of this Commonwealth, which causes or contributes to pollution as herein defined or creates a danger of such pollution is hereby declared not to be a reasonable or natural use of such waters, to be against public policy and to be a public nuisance. 35 P.S. § 691.3 1937, June 22, P.L. 1987, art. I, § 3. Amended 1970, July 31, P.L. 653, No. 222, § 2.