3745-91-09 Iron and manganese treatment.

(A) New community water systems shall provide treatment for removal of the following:

(1) Iron to meet the secondary maximum contaminant level (SMCL) set forth in rule 3745-82-02 of the Administrative Code when the level of iron in water entering the water plant exceeds the SMCL.

(2) Manganese to meet the SMCL set forth in rule 3745-82-02 of the Administrative Code when the level of manganese in water entering the water plant exceeds the SMCL.

(B) Existing community water systems, which develop a new source, or change a source shall provide treatment for removal of the following:

(1) Iron to meet the SMCL set forth in rule 3745-82-02 of the Administrative Code, if the level of iron at the entry point to the distribution system increases and exceeds the SMCL.

(2) Manganese to meet the SMCL in rule 3745-82-02 of the Administrative Code, if the level of manganese at the entry point to the distribution system increases and exceeds the SMCL.

Effective: 10/14/2016
Five Year Review (FYR) Dates: 07/26/2016 and 10/14/2021
Promulgated Under: 119.03
Statutory Authority: 6109.04
Rule Amplifies: 6109.03, 6109.04
Prior Effective Dates: 11/26/80, 01/01/02