Ohio Administrative Code Search

...(A) The director may determine that a public water system shall apply the following best available technology (BAT), for achieving compliance with the maximum contaminant levels (MCLs) for organic disinfection byproducts identified in this table: Contaminant MCL (mg/L) BAT Total trihalomethanes 0.080 Enhanced coagulation or enhanced softening plus GAC10; or nanofiltration with a m...

...(A) The director may determine that a public water system shall apply the following best available technology (BAT), for achieving compliance with the maximum contaminant levels (MCLs) for organic disinfection byproducts identified in this table: Contaminant MCL (mg/L) BAT Total trihalomethanes 0.080 Enhanced coagulation or enhanced softening plus GAC10; or nanofiltration with a molecular weight of...

...All public water systems shall monitor as described in paragraphs (B) and (C) of this rule to determine compliance with the maximum contaminant levels (MCLs) for nitrate and nitrite. In addition, all community water systems and all nontransient noncommunity water systems shall monitor as described in paragraphs (D) and (E) of this rule for the inorganic contaminants with MCLs listed in paragraph (B) of rule 3745-81-...

...All public water systems shall monitor as described in paragraphs (B) and (C) of this rule to determine compliance with the maximum contaminant levels (MCLs) for nitrate and nitrite. In addition, all community water systems and all nontransient noncommunity water systems shall monitor as described in paragraphs (D) and (E) of this rule for the inorganic contaminants with MCLs listed in paragraph (B) of rule...

...All public water systems shall monitor as described in paragraphs (B) and (C) of this rule to determine compliance with the maximum contaminant levels (MCLs) for nitrate and nitrite. In addition, all community water systems and all nontransient noncommunity water systems shall monitor as described in paragraphs (D) and (E) of this rule for the inorganic contaminants with MCLs listed in paragraph (B) of rule 3745-81-1...

...Monitoring requirements for organic chemical contaminants of drinking water are stated in this rule. Analytical procedures which are acceptable for monitoring for organic contaminants in drinking water are listed in rule 3745-81-27 of the Administrative Code. Analyses under this rule shall only be conducted by laboratories that are certified for these analyses under Chapter 3745-89 of the Administrative Code. Communi...

...Monitoring requirements for organic chemical contaminants of drinking water are stated in this rule. Analytical procedures which are acceptable for monitoring for organic contaminants in drinking water are referenced in rule 3745-81-27 of the Administrative Code. Analyses under this rule shall only be conducted by laboratories that are certified for these analyses under Chapter 3745-89 of the Administrative Code. Com...

...(A) General requirements for public notification by public water systems. (1) The owner or operator of a public water system shall provide public notice to persons served by that public water system in accordance with this rule. Public water systems that sell or otherwise provide drinking water to other public water systems (i.e., to consecutive systems) are required to give public notice in accordance with this rul...

...Any owner or operator of a public water system subject to the provisions of this chapter shall retain on its premises or at a convenient location near its premises the following records: (A) Records of microbiological and turbidity analyses made pursuant to this chapter shall be kept for not less than five years unless otherwise specified. Records of chemical analyses made pursuant to this chapter shall be kept for ...

...Any owner or operator of a public water system subject to the provisions of this chapter shall retain on the premises or at a convenient location near the premises the following records: (A) Records of microbiological and turbidity analyses made pursuant to this chapter shall be kept for not less than five years unless otherwise specified. Records of chemical analyses made pursuant to this chapter sh...

...Any owner or operator of a public water system subject to the provisions of this chapter shall retain on the premises or at a convenient location near the premises the following records: (A) Records of microbiological and turbidity analyses made pursuant to this chapter shall be kept for a minimum of five years. However the minimum retention period may be increased if authorized by the director. Records of chemical ...

...(A) Triggered source water monitoring. (1) A ground water system shall conduct triggered source water monitoring if the conditions identified in paragraph (A)(1)(a) and either paragraph (A)(1)(b) or (A)(1)(c) of this rule exist. (a) The system does not provide at least 4-log treatment of viruses (using inactivation, removal, or a director-approved combination of 4-log virus inactivation and ...

...(A) Triggered source water monitoring. (1) A ground water system shall conduct triggered source water monitoring if the conditions identified in paragraphs (A)(1)(a) and (A)(1)(b) of this rule exist. (a) The system does not provide at least 4-log treatment of viruses (using inactivation, removal, or a director-approved combination of 4-log virus inactivation and removal) before or at the first c...

...(A) Transition from total coliform monitoring under rule 3745-81-21 of the Administrative Code. Public water systems shall continue to conduct routine monitoring according to the total coliform monitoring schedules issued under rule 3745-81-21 of the Administrative Code that were in effect on March 31, 2016, unless any of the conditions for increased monitoring in paragraph (B)(3) of rule 3745-81-...

...(A) 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 maximum contaminant level (MCL). The director identifies the following as the best available technology for achieving compliance with the MCL for Escherichia coli (total coliforms and E. coli) as set forth in this rule: (1) Protection of wells...

...(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 ...