1. Regulations
  2. title 40
  3. chapter I-i24
  4. part 141
  5. subpart F
  6. § 141.54

View all text of Subpart F [§ 141.50 - § 141.55]

§ 141.54 - Maximum residual disinfectant level goals for disinfectants.

MRDLGs for disinfectants are as follows:

Disinfectant residual MRDLG(mg/L) Chlorine4 (as Cl 2). Chloramines4 (as Cl 2). Chlorine dioxide0.8 (as ClO2)
[63 FR 69465, Dec. 16, 1998]

AUTHORITY: 42 U.S.C. 300f, 300g-1, 300g-2, 300g-3, 300g-4, 300g-5, 300g-6, 300j-4, 300j-9, and 300j-11.

SOURCE: 40 FR 59570, Dec. 24, 1975, unless otherwise noted.

CITE AS: 40 CFR 141.54