40 CFR 141.708 - Requirements when making a significant change in disinfection practice.
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(a) Following the completion of initial source water monitoring under § 141.701(a), a system that plans to make a significant change to its disinfection practice, as defined in paragraph (b) of this section, must develop disinfection profiles and calculate disinfection benchmarks for Giardia lamblia and viruses as described in § 141.709. Prior to changing the disinfection practice, the system must notify the State and must include in this notice the information in paragraphs (a)(1) through (3) of this section.
(1) A completed disinfection profile and disinfection benchmark for Giardia lamblia and viruses as described in § 141.709.
Title 40 published on 2014-07-01
no entries appear in the Federal Register after this date.