2024年12月12日 · The National Primary Drinking Water Regulations (NPDWR) are legally enforceable primary standards and treatment techniques that apply to public water systems. Primary standards and treatment techniques protect public health by limiting the levels of contaminants in drinking water.

2025年1月23日 · Primary standards protect public health by limiting the levels of contaminants in drinking water. Regulation Timeline: Contaminants Regulated Under the Safe Drinking Water Act; Read more information about NPDWRs in the Code of Federal Regulations; List of Primary Drinking Water Contaminants and their Maximum Contaminant Levels (MCLs)

2017年8月21日 · Provided is a printable table of EPA's National Primary Drinking Water Regulations. You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more. Contact Us to ask a question, provide feedback, or report a …

This part establishes primary drinking water regulations pursuant to section 1412 of the Public Health Service Act, as amended by the Safe Drinking Water Act (Pub. L. 93-523); and related regulations applicable to public water systems.

MCLGs allow for a margin of safety and are non-enforceable public health goals. Maximum Contaminant Level (MCL): The highest level of a contaminant that is allowed in drinking water. MCLs are set as close to MCLGs as feasible using the best available treatment technology and taking cost into consideration. MCLs are enforceable standards.

This part sets forth, pursuant to sections 1413 through 1416, 1445, and 1450 of the Public Health Service Act, as amended by the Safe Drinking Water Act, Public Law 93-523, regulations for the implementation and enforcement of the national primary drinking water regulations contained in part 141 of this chapter.

2024年10月21日 · EPA has drinking water regulations for more than 90 contaminants. The Safe Drinking Water Act (SDWA) includes a process that EPA must follow to identify and list unregulated contaminants. This process may lead to development of a national primary drinking water regulation (NPDWR) in the future.

2024年2月21日 · National Primary Drinking Water Regulations The National Primary Drinking Water Regulations are water quality standards and water treatment rules set by EPA. Utilities must follow these regulations.

Infants below the age of six months who drink water containing nitrate in excess of the MCL could become seriously ill and, if untreated, may die. Symptoms include shortness of breath and blue-baby syndrome.

National Primary Drinking Water Regulations are enforceable drinking water standards expressed as Maximum Contaminant Levels (MCLs) or treatment technique requirements. The MCL is the maximum permissible level of a contaminant in water which is …