40 CFR 141.503
§ 141.503 What does subpart T require?
United States · 40 CFR — Protection of Environment · Status: effective
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- Citation
- 40 CFR 141.503, § 141.503 What does subpart T require?, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/182003
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Full text
There are seven requirements of this subpart, and you must comply with all requirements that are applicable to your system. These requirements are:
(a) You must cover any finished water reservoir that you began to construct on or after March 15, 2002 as described in §§ 141.510 and 141.511;
(b) If your system is an unfiltered system, you must comply with the updated watershed control requirements described in §§ 141.520-141.522;
(c) If your system is a community or non-transient non-community water systems you must develop a disinfection profile as described in §§ 141.530-141.536;
(d) If your system is considering making a significant change to its disinfection practices, you must develop a disinfection benchmark and consult with the State for approval of the change as described in §§ 141.540-141.544;
(e) If your system is a filtered system, you must comply with the combined filter effluent requirements as described in §§ 141.550-141.553;
(f) If your system is a filtered system that uses conventional or direct filtration, you must comply with the individual filter turbidity requirements as described in §§ 141.560-141.564; and
(g) You must comply with the applicable reporting and recordkeeping requirements as described in §§ 141.570 and 141.571.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.