3745-81-11 Maximum contaminant levels and best available technologies for inorganic contaminants.

(A) The following maximum contaminant levels (MCLs) for inorganic contaminants apply to all public water systems.

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(B) The following MCLs for inorganic contaminants apply to all community and nontransient noncommunity public water systems.

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(C) The following MCL for bromate applies to all community and nontransient noncommunity public water systems that treat their water with ozone.

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(D) The following MCL for chlorite applies to all community and nontransient noncommunity public water systems that treat their water with chlorine dioxide.

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(E) The director may determine that a public water system shall apply best available technology in order to reduce the level of a contaminant to below its MCL. The director identifies the following as the best available technologies (BATs) for removal of the following inorganic contaminants from water.

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Effective: 02/22/2010

R.C. 119.032 review dates: 11/24/2009 and 02/22/2015

Promulgated Under: 119.03

Statutory Authority: 6109.03, 6109.04

Rule Amplifies: 6109.04

Prior Effective Dates: 12/27/78, 03/01/88, 09/13/93, 01/01/02, 08/01/05