Ohio Administrative Code Search

...(A) Subject to the provisions of paragraph (A) of rule 3745-81-50 of the Administrative Code, all public water systems shall conduct routine total coliform monitoring in accordance with this rule beginning April 1, 2016. (1) Following any total coliform-positive sample collected in accordance with paragraph (B), (C), (D) or (E) of this rule, public water systems shall comply with the repeat m...

...(A) All public water systems shall conduct routine total coliform monitoring in accordance with this rule. (1) Following any total coliform-positive sample collected in accordance with paragraph (B), (C), (D) or (E) of this rule, public water systems shall comply with the repeat monitoring requirements and Escherichia coli (E. coli) analytical requirements in rule 3745-81-52 of the Administrative Code. (2) Once al...

...(A) Repeat monitoring. (1) When a sample collected in accordance with rule 3745-81-51 of the Administrative Code is total coliform-positive, the public water system shall monitor with a set of three repeat samples within twenty-four hours of being notified of the positive result. The system must collect no fewer than three repeat samples for each total coliform-positive sample. (a) The director ...

...(A) Maximum contaminant level (MCL) for Escherichia coli (E. coli). A public water system in violation of the MCL for E. coli as a result of any of the following conditions shall notify the public using tier 1 notification requirements in accordance with rule 3745-81-32 of the Administrative Code: (1) A public water system that has an E. coli-positive repeat sample following a total coliform-posi...

...(A) Reporting. (1) Escherichia coli (E. coli). (a) A public water system shall notify the director by the end of the day when the system learns of an E. coli maximum contaminant level violation, unless the system learns of the violation after the director's office is closed, in which case the system shall notify the director before the end of the next business day and notify the public in accord...

...(A) Initial round of source water monitoring. Systems shall conduct the following monitoring on the schedule in paragraph (C) of this rule unless they meet the monitoring exemption criteria in paragraph (D) of this rule. (1) Systems serving at least ten thousand people shall sample their source water for Cryptosporidium, E. coli, and turbidity at least monthly for twenty-four months. (2) Systems serving less than ...

...(A) Initial round of source water monitoring. (1) Systems serving at least ten thousand people shall sample their source water for Cryptosporidium, E. coli, and turbidity at least monthly for twenty-four months. (2) Systems serving less than ten thousand people shall sample their source water for E. coli at least once every two weeks for twelve months. (3) Systems serving less than ten thou...

...(A) Reporting source water monitoring results. (1) Systems shall report results from the source water monitoring required by paragraphs (A) to (H) of rule 3745-81-65 of the Administrative Code no later than ten days after the end of the first month following the month when the sample is collected. (2) All systems serving at least ten thousand people shall report the results from the initial source water monitoring ...

...(A) Reporting source water monitoring results. (1) Systems shall report results from the source water monitoring required by paragraphs (A) to (H) of rule 3745-81-65 of the Administrative Code no later than ten days after the end of the first month following the month when the sample is collected. (2) All systems serving at least ten thousand people shall report the results from the initial ...

...(A) Reporting source water monitoring results. (1) Systems shall report results from the source water monitoring required by paragraphs (A) to (G) of rule 3745-81-65 of the Administrative Code no later than ten days after the end of the first month following the month when the sample is collected. (2) All systems serving at least ten thousand people shall report the results from the initial ...

...(A) Following completion of the initial round of source water monitoring required by paragraph (A) of rule 3745-81-65 of the Administrative Code, systems shall calculate an initial Cryptosporidium bin concentration for each plant for which monitoring was required. Calculation of the bin concentration shall use the Cryptosporidium results reported under paragraph (A) of rule 3745-81-65 of the Administrative Code a...

...(A) Following completion of the initial round of source water monitoring required by paragraph (A) of rule 3745-81-65 of the Administrative Code, systems shall calculate an initial Cryptosporidium bin concentration for each plant for which monitoring was required. Calculation of the bin concentration shall use the Cryptosporidium results reported under paragraph (A) of rule 3745-81-65 of the Administrative Code and s...

...(A) Water systems shall obtain plan approval by the director for each microbial toolbox option prior to receiving treatment credit for the toolbox option. Systems receive the treatment credits listed in the following table by meeting the conditions for microbial toolbox options described in paragraphs (B) to (N) of this rule. Systems shall apply these treatment credits to meet the treatment required by paragraph (E) ...

...(A) Reporting requirements. (1) Systems shall report sampling schedules in accordance with paragraph (I) of rule 3745-81-65 of the Administrative Code and source water monitoring results in accordance with paragraph (A) of rule 3745-81-66 of the Administrative Code unless they notify the director that they will not conduct source water monitoring due to meeting the criteria of paragraph (D) of rule 3745-81-65 of the...

...(A) Rules 3745-81-71 to 3745-81-75 of the Administrative Code are derived from national primary drinking water regulations. The treatment technique requirements of this rule are established in lieu of maximum contaminant levels for the following contaminants: Cryptosporidium, Giardia lamblia, viruses, heterotrophic plate count bacteria, Legionella, and turbidity. Each public water system using a surface water source,...

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...A public water system that uses a surface water source, in whole or in part, shall conduct turbidity and disinfection monitoring in accordance with this rule. (A) Turbidity measurements to ensure compliance with rule 3745-81-73 of the Administrative Code shall be performed on representative samples of filtered water at least every four hours that the water treatment plant is in operation. If using gr...

...A public water system that uses a surface water source shall report monthly to the director the information specified in paragraphs (A) to (F) of this rule. In addition, a public water system that shall monitor for TTHM, HAA5, bromate, chlorite, total residual chlorine, chlorine dioxide, or TOC shall comply with the applicable sections of paragraph (G) of this rule. (A) Turbidity determinations as required...

...A public water system that uses a surface water source shall report monthly to the director the information specified in paragraphs (A) to (F) of this rule. In addition, a public water system that monitors for TTHM, HAA5, bromate, chlorite, total residual chlorine, chlorine dioxide, or TOC shall comply with the applicable sections of paragraph (G) of this rule. (A) Turbidity determinations as required ...

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...(A) Surface water community and nontransient noncommunity public water systems using conventional filtration treatment shall operate with enhanced coagulation or enhanced softening to achieve the TOC per cent removal levels specified in paragraph (F) of this rule unless the system meets at least one of the alternative compliance criteria listed in paragraph (D) or (E) of this rule. (B) Surface wa...

...(A) Applicability. The requirements of rules 3745-81-80 to 3745-81-90 of the Administrative Code are based on the national primary drinking water regulations for lead and copper. Unless otherwise indicated, each of the provisions of these rules applies to community water systems and nontransient noncommunity water systems (hereinafter referred to as "water systems" or "systems"). (B) Scope. These...

...(A) Public water systems shall complete the applicable corrosion control treatment requirements described in rule 3745-81-82 of the Administrative Code by the deadlines established in this rule. (1) A large system (serving more than fifty thousand persons) shall complete the corrosion control treatment steps specified in paragraph (D) of this rule, unless otherwise determined by the director....

...Public water systems shall complete the applicable source water at the entry point to the distribution system monitoring and treatment requirements (described in the referenced portions of paragraph (B) of this rule and in rules 3745-81-86 and 3745-81-88 of the Administrative Code) by the deadlines in paragraphs (A)(1) to (A)(6) of this rule. (A) Deadlines for completing source water treatment steps. (1) Step one: ...

...All water systems that replace lead service lines, replace water mains in areas that contain or are likely to contain lead service lines, or exceed the lead action level after the implementation of corrosion control or source water treatment shall comply with all applicable requirements in this rule. (A) Requirements for public water systems that exceed the lead action level in tap water monitoring pursu...