total residual chlorine
The term total residual chlorine (or total residual oxidants for intake water with bromides) means the value obtained using any of the chlorinetotal residual methods in Table IB in 40 CFR 136.3(a), or other methods approved by the permitting authority.
Source
40 CFR § 423.11
Scoping language
In addition to the definitions set forth in 40 CFR part 401, the following definitions apply to this part: