Rule 3745-90-07 | Harmful algal blooms - recordkeeping.
(A) Any owner or operator of a public water system shall retain, on its premises or at a convenient location near its premises, records of cyanobacteria screening and microcystins analyses made pursuant to this chapter for not less than ten years.
Actual laboratory reports may be kept, or data may be transferred to tabular summaries, provided that the following information is included:
(1) The date, place and time of sampling, and the name of the person who collected the sample.
(2) Identification of the sample as to whether it was a routine, resample or repeat sample and whether it was collected at a raw, finished or distribution sampling point.
(3) Date of analysis.
(4) Laboratory and person responsible for performing analysis.
(5) The analytical technique and method used.
(6) The results of the analysis.
(B) Any owner or operator of a public water system shall retain, on its premises or at a convenient location near its premises, records of treatment optimization protocols and cyanotoxin general plans developed and approved in accordance with this chapter and public notices issued in accordance with this chapter and rule 3745-81-32 of the Administrative Code, for not less than ten years.
Last updated November 1, 2022 at 9:08 AM
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