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U.S. Code Regulations Constitution Journal Apps
  1. Regulations
    All Titles
  2. title 40
    Protection of Environment
  3. chapter I-i24
    CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
  4. part 141
    PART 141—NATIONAL PRIMARY DRINKING WATER REGULATIONS
  5. subpart T
    Subpart T—Enhanced Filtration and Disinfection—Systems Serving Fewer Than 10,000 People
  6. subjgrp 19
    Disinfection Profile

Subjgrp 19. Disinfection Profile

  • § 141.530 - What is a disinfection profile and who must develop one?
  • § 141.531 - What criteria must a State use to determine that a profile is unnecessary?
  • § 141.532 - How does my system develop a disinfection profile and when must it begin?
  • § 141.533 - What data must my system collect to calculate a disinfection profile?
  • § 141.534 - How does my system use this data to calculate an inactivation ratio?
  • § 141.535 - What if my system uses chloramines, ozone, or chlorine dioxide for primary disinfection?
  • § 141.536 - My system has developed an inactivation ratio; what must we do now?
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