GroundRules
40 CFR 141.535: What if my system uses chloramines, ozone, or chlorine dioxide for primary disinfection?
Where this section sits in the code
- Title 40—Protection of Environment
- CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
- SUBCHAPTER D—WATER PROGRAMS
- PART 141—NATIONAL PRIMARY DRINKING WATER REGULATIONS
- Subpart T—Enhanced Filtration and Disinfection—Systems Serving Fewer Than 10,000 People
If your system uses chloramines, ozone, or chlorine dioxide for primary disinfection, you must also calculate the logs of inactivation for viruses and develop an additional disinfection profile for viruses using methods approved by the State.
Collected 2026-08-27T02:26:04Z. Source file · JSON