Washington Effluent Limitations regulations & environmental compliance analysis

Washington Effluent Limitations: What you need to know

Governing Law and Regulations

Effluent limitations: WAC 173-216-020 and WAC 173-220-130

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Technology-based limits: WAC 173-220-130

Water-quality-based limits: WAC 173-201A-010 to 173-201A-612

Antidegradation: WAC 173-201A-300 to 173-201A-330

Water quality offsets: WAC 173-201A-450

Mixing zones: WAC 173-201A-400

Sediment management standards: WAC 173-204-100 to 173-204-620

Applicability: WAC 173-204-110

Sediment impact zones: WAC 173-204-415

Sampling and testing: WAC 173-204-600 and WAC 173-204-610

Regulatory Agencies

Washington Department of Ecology (WDOE) Water Quality Program

WDOE Toxics Cleanup Program Aquatic Lands Cleanup Unit

U.S. Environmental Protection Agency (EPA) Region 10

See ADDRESSES AND CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Washington has developed effluent discharge regulations that generally follow the federal standards. See the national section EFFLUENT LIMITATIONS for additional guidance. The state has also established additional requirements for antidegradation, water quality offsets, mixing zones, and sediment management. There are water quality standards for both surface water and groundwater in the state of Washington.

Administration and enforcement. WDOE's Water Quality Program is responsible for the administration and enforcement of the effluent limitations regulations in Washington. The Toxics Cleanup Program's Aquatic Lands Cleanup Unit is responsible for the administration and enforcement of the sediment management regulations in the state.

State Requirements

EFFLUENT LIMITATIONS

WAC 173-216-020 and WAC 173-220-130

Effluent limitations define and restrict the amount of pollutants ...


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