§ 141.54. Maximum residual disinfectant level goals for disinfectants.

Code of Federal Regulations

Title 40. Protection of Environment

Chapter I. ENVIRONMENTAL PROTECTION AGENCY

Subchapter D. WATER PROGRAMS

Part 141. NATIONAL PRIMARY DRINKING WATER REGULATIONS

Subpart F. MAXIMUM CONTAMINANT LEVEL GOALS AND MAXIMUM RESIDUAL DISINFECTANT LEVEL GOALS

Current through July 3, 2019

§ 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)

Cite as 40 C.F.R. § 141.54

History. 63 FR 69465, Dec. 16, 1998