Permits and Effluent Limitations

The Federal Water Pollution Control Act Amendments of 1972 (PL 92-500) established basic water quality goals and policies for the United States (U.S. Congress 1972). The objective of the Clean Water Act of 1987 (also known as the Water Quality Act of1987) was to restore and main tain the chemical, physical, and biological integrity of the nation's waters; this objective was also in the precursor laws, including PL 92-500. Three key components of the Clean Water Act of1987relevant to wastewater discharges include water quality standards and planning, discharge permits, and effluent limitations.

New point sources of wastewater discharge must apply for National Pollutant Discharge Elimination System (NPDES) permits under the auspices of Section 402 of the Clean Water Act of1987 and its precursors back to 1972. Permits typically address pertinent effluent limitations (discharge standards) for conventional and toxic pollutants, monitoring and reporting requirements, and schedules of

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