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e-CFR data is current as of September 24, 2020

Title 40Chapter ISubchapter DPart 141Subpart T → §141.503


Title 40: Protection of Environment
PART 141—NATIONAL PRIMARY DRINKING WATER REGULATIONS
Subpart T—Enhanced Filtration and Disinfection—Systems Serving Fewer Than 10,000 People


§141.503   What does subpart T require?

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.

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