Okla. Admin. Code § 252:628-5-6 - Filtration requirements
The disinfection requirements for IPR SWTPs necessitate a high level of filtration upstream of disinfection processes. At a minimum, IPR SWTPs shall be designed to comply with the Effluent Filtration requirements outlined in OAC 252:656-23-1 to comply with the turbidity benchmarks outlined in Subchapter 3 of this Chapter. Membrane filtration systems will be evaluated on a case-by-case basis, as outlined in OAC 252:656-23-4.
Notes
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