Okla. Admin. Code § 252:656-27-5 - Storage, retreatment and chlorination
(a)
Storage. Reclaimed water may be stored as follows:
(1)
Storage tanks. Categories 2-5 reclaimed water may be stored in storage tanks that meet NSF or ASTM standards for public water supply storage tanks.
(2)
Open storage basins. Categories 2 and 3 reclaimed water may be stored in open storage basins that are permitted and constructed in compliance with OAC 252:656-11-3 and operated as a lagoon in accordance with OAC 252:619 or OAC 252:621.
(3)
Lagoons. Categories 4 and 5 reclaimed water may be stored in lagoons that are permitted and constructed in compliance with OAC 252:656-11-3 and operated in accordance with OAC 252:619 or OAC 252-621.
(b)
Retreatment. Following storage in an open storage basin, Category 2 reclaimed water shall be retreated with filtration and chlorination, at a minimum, to prevent slime growth and regrowth of pathogens to end-of-pipe.
Notes
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