40 CFR § 141.54 - Maximum residual disinfectant level goals for disinfectants.
§ 141.54 Maximum residual disinfectant level goals for disinfectants.
MRDLGs for disinfectants are as follows:
Disinfectant residual | MRDLG(mg/L) |
---|---|
Chlorine | 4 (as Cl 2). |
Chloramines | 4 (as Cl 2). |
Chlorine dioxide | 0.8 (as ClO2) |
[63 FR 69465, Dec. 16, 1998]