eCFR Reference Browser

---

title: "40 CFR §141.42"

source: "https://www.ecfr.gov/current/title-40/section-141.42"

title_number: "40"

volume_number: "25"

chapter_number: "Unknown"

subchapter_code: "D"

subchapter_subject: "WATER PROGRAMS (CONTINUED)"

part_code: "141"

part_subject: "NATIONAL PRIMARY DRINKING WATER REGULATIONS"

subpart_code: "E"

subpart_subject: "Special Regulations, Including Monitoring Regulations and Prohibition on Lead Use"

section_number: "141.42"

section_subject: "Special monitoring for corrosivity characteristics."

cfr_reference: "40 CFR 141.42"

title_name: "Title 40"

title_subject: "Protection of Environment"

parts_covered: "Parts 136 to 149"

revised_date: "Revised as of July 1, 2019"

publication_date: "As of July 1, 2019"

contains_description: "Containing a codification of documents of general applicability and future effect"

publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"

---

(a)-(c) [Reserved]

(d)Community water supply systems shall identify whether the following construction materials are present in their distribution system and report to the State:

§141.42 - Special monitoring for corrosivity characteristics.