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  2. New Source Performance Standards - Wikipedia

    en.wikipedia.org/wiki/New_Source_Performance...

    New Source Performance Standards (NSPS) are pollution control standards issued by the United States Environmental Protection Agency (EPA). The term is used in the Clean Air Act Extension of 1970 (CAA) to refer to air pollution emission standards, and in the Clean Water Act (CWA) referring to standards for water pollution discharges of industrial wastewater to surface waters.

  3. United States regulation of point source water pollution

    en.wikipedia.org/wiki/United_States_regulation...

    Point source water pollution is largely regulated through the Clean Water Act, which gives the EPA the authority to set limits on the acceptable amount of pollutants that can be discharged into waters of the United States. The 1972 law also created federal authority for a permit system—NPDES—to enforce the pollution standards.

  4. Public water system - Wikipedia

    en.wikipedia.org/wiki/Public_water_system

    The United States Environmental Protection Agency (EPA) has defined three types of public water systems: Community Water System (CWS). A public water system that supplies water to the same population year-round. Non-Transient Non-Community Water System (NTNCWS). A public water system that regularly supplies water to at least 25 of the same ...

  5. Nonpoint source pollution - Wikipedia

    en.wikipedia.org/wiki/Nonpoint_source_pollution

    The definition of a nonpoint source is addressed under the U.S. Clean Water Act as interpreted by the U.S. Environmental Protection Agency (EPA). The law does not provide for direct federal regulation of nonpoint sources, but state and local governments may do so pursuant to state laws.

  6. New Source Review - Wikipedia

    en.wikipedia.org/wiki/New_Source_Review

    A New Source Review (NSR) is a permitting process created by the US Congress in 1977 as part of a series of amendments to the Clean Air Act.The NSR process requires industry to undergo an Environmental Protection Agency pre-construction review for environmental controls if they propose either building new facilities or any modifications to existing facilities that would create a "significant ...

  7. Water quality law - Wikipedia

    en.wikipedia.org/wiki/Water_quality_law

    The Clean Water Act is the primary federal law in the United States governing water pollution, and is administered by EPA and state environmental agencies. [31] Groundwater is protected at the federal level principally through: The Resource Conservation and Recovery Act, through regulation of the disposal of municipal solid waste and hazardous ...

  8. US says cyberattacks against water supplies are rising, and ...

    www.aol.com/news/epa-warns-increasing-cyber...

    Because water utilities often rely on computer software to operate treatment plants and distribution systems, protecting information technology and process controls is crucial, the EPA said.

  9. Effluent limitation - Wikipedia

    en.wikipedia.org/wiki/Effluent_limitation

    An effluent limitation is a United States Clean Water Act standard of performance reflecting a specified level of discharge reduction achievable by the best available technology or related standards for various sources of water pollution.