Rule 3745-65-94 | Recordkeeping and reporting- ground water monitoring.
(A) Unless the ground water is monitored to comply with paragraph (D)(4) of rule 3745-65-93 of the Administrative Code, the owner or operator shall do the following:
(1) Keep records of the analyses required in paragraphs (C) and (D) of rule 3745-65-92 of the Administrative Code, the associated ground water surface elevations required in paragraph (E) of rule 3745-65-92 of the Administrative Code, and the evaluations required in paragraph (B) of rule 3745-65-93 of the Administrative Code throughout the active life of the facility, and, for disposal facilities, throughout the post-closure care period as well.
(2) Report the following ground water monitoring information to the director, on the form provided by the director:
(a) During the first year when initial background concentrations are being established for the facility: Concentrations or values of the parameters listed in paragraph (B)(1) of rule 3745-65-92 of the Administrative Code for each ground water monitoring well within fifteen days after completing each quarterly analysis. The owner or operator shall separately identify for each monitoring well any parameters for which the concentration or value has been found to exceed the maximum contaminant levels listed in the table in rule 3745-65-92 of the Administrative Code.
(b) Annually: Concentrations or values of the parameters listed in paragraph (B)(3) of rule 3745-65-92 of the Administrative Code for each ground water monitoring well, along with the required evaluations for these parameters under paragraph (B) of rule 3745-65-93 of the Administrative Code. The owner or operator shall separately identify any significant differences from initial background found in upgradient wells, in accordance with paragraph (C)(1) of rule 3745-65-93 of the Administrative Code. During the active life of the facility, this information shall be submitted no later than March first following each calendar year.
(c) No later than March first following each calendar year: Results of the evaluation of ground water surface elevations under paragraph (F) of rule 3745-65-93 of the Administrative Code, and a description of the response to that evaluation, where applicable.
(B) If the ground water is monitored to comply with paragraph (D)(4) of rule 3745-65-93 of the Administrative Code, the owner or operator shall do all of the following:
(1) Keep records of the analyses and evaluations specified in the plan, that comply with paragraph (D)(3) of rule 3745-65-93 of the Administrative Code, throughout the active life of the facility, and, for disposal facilities, throughout the post-closure care period as well.
(2) Annually, until final closure of the facility, submit to the director a report containing the results of the ground water quality assessment program which includes, but is not limited to, the calculated (or measured) rate of migration of hazardous waste or hazardous waste constituents in the ground water during the reporting period. This information shall be submitted, on the form provided by the director, no later than March first following each calendar year.
Supplemental Information