Which regulation specifies the standards for wastewater discharge?

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The National Pollutant Discharge Elimination System (NPDES) permits are essential because they establish the specific regulatory framework under which discharges of pollutants from point sources into waters of the United States can take place. This system is part of the Clean Water Act (CWA) and is designed to control the quantity and quality of pollutants released into navigable waters.

NPDES permits are legally binding documents that include limits on the types and amounts of pollutants that can be discharged, and they set monitoring and reporting requirements to ensure compliance. By mandating that dischargers obtain a permit, the NPDES system aims to maintain and protect water quality, thereby preventing harmful impacts on aquatic environments and public health.

While the Clean Water Act serves as the overarching legislation aimed at the pollution of waterways, it is the NPDES permits that provide the practical standards and enforceable limits on wastewater discharge, making them directly responsible for regulating discharges into water bodies.

This focus on permitting and compliance is what distinguishes the NPDES from the other regulations listed. The Resource Conservation and Recovery Act (RCRA) primarily addresses hazardous waste management, and the Safe Drinking Water Act (SDWA) focuses on ensuring safe drinking water supplies. Therefore, the

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