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  2. Drinking Water Requirements for States and Public Water Systems

Chemical Contaminant Rule: Phase II/V Rules in the Code of Federal Regulations

All of the regulations relating to the Phase II/V Rules are in different sections of the Code of Federal Regulations. You can find the section you are looking for by selecting the link below:

  • 40 CFR 141.11 – Nitrate alternate MCL for NCWS allowed to exceed 10 mg/L (PDF)(2 pp, 189 K, About PDF)
  • 40 CFR 141.23 - Inorganic contaminant sampling and analytical methods (includes arsenic, nitrate, nitrite and asbestos) (PDF)(15 pp, 198 K, About PDF)
  • 40 CFR 141.24 - Organic contaminant sampling and analytical methods (PDF)(10 pp, 240 K, About PDF)
  • 40 CFR 141.31 – PWS reporting requirements (PDF)(1 pp, 164 K, About PDF)
  • 40 CFR 141.33 – PWS recordkeeping requirements (PDF)(2 pp, 195 K, About PDF)
  • 40 CFR 141.42 – Special monitoring for corrosivity characteristics (asbestos cement pipe) (PDF)(1 pp, 185 K, About PDF)
  • 40 CFR 141.50 – Organic contaminant MCLGs (PDF)(1 pp, 186 K, About PDF)
  • 40 CFR 141.51 – Inorganic contaminant MCLGs (includes arsenic, nitrate, nitrite and asbestos) (PDF)(1 pp, 211 K, About PDF)
  • 40 CFR 141.61 – Organic contaminant MCLs and BATs (PDF)(3 pp, 211 K, About PDF)
  • 40 CFR 141.62 – Inorganic contaminant MCLs and BATs (includes arsenic, nitrate, nitrite and asbestos) (PDF)(2 pp, 243 K, About PDF)
  • 40 CFR 141.111 - Treatment techniques for acrylamide and epichlorohydrin (PDF)(1 pp, 185 K, About PDF)

Drinking Water Requirements for States and Public Water Systems

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Contact us About Drinking Water Requirements for States and Public Water Systems
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on January 17, 2025
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