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Pennsylvania law

Environmental Laws in Pennsylvania.

Pennsylvania environmental law is a major state-specific body of law, not just a federal overlay. Water pollution, waste management, contaminated sites, and permitting disputes often run through Pennsylvania statutes and DEP enforcement structures alongside federal law.

Last verified: 2026-04-16

State law

Filing Requirements

DEP / Permit and Enforcement Timing

Environmental disputes in Pennsylvania often require immediate attention to DEP notices, permit conditions, remediation directives, and administrative appeal windows.

State law

Key Pennsylvania Statutes

Clean Streams Law35 P.S. § 691.1 et seq.

The Clean Streams Law is one of Pennsylvania’s foundational environmental statutes and governs water pollution prevention, discharge control, and DEP enforcement authority.

Solid Waste Management Act35 P.S. § 6018.101 et seq.

Pennsylvania’s Solid Waste Management Act regulates municipal, residual, and hazardous waste management, including permitting, handling, and enforcement.

Hazardous Sites Cleanup Act35 P.S. § 6020.101 et seq.

Pennsylvania’s Hazardous Sites Cleanup Act is central to contaminated-site liability, cleanup, and redevelopment issues throughout the Commonwealth.

State law

Official Sources

Not Legal Advice

This page summarizes publicly available statutes and rules for informational purposes only. It does not constitute legal advice, and no attorney-client relationship is created by viewing this content. Laws change — always verify with the primary source or consult a licensed attorney in Pennsylvania.

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