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Oklahoma Administrative Code (Last Updated: March 11, 2021) |
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TITLE 252. Department of Environmental Quality |
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Chapter 627. Operation and Maintenance of Water Reuse Systems |
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Subchapter 3. Operation and Maintenance |
SECTION 252:627-3-3. Requirements for using Categories 3 and 4 reclaimed water
Latest version.
- (a) Operation and maintenance. The following operation and maintenance requirements shall apply to areas where Categories 3 or 4 reclaimed water is used:(1) Legal access to site. Suppliers shall have continued legal access to all areas that are being irrigated with Category 3 or 4 reclaimed water.(2) Equipment maintenance. Suppliers shall ensure that all distribution and irrigation equipment is maintained in working order.(b) Restrictions. Suppliers shall ensure that Category 3 or 4 reclaimed water is not used:(1) from a lagoon cell that receives raw sewage;(2) on public use areas that have a high potential for skin to ground contact (e.g., football fields, sports complexes and playgrounds);(3) on golf courses unless irrigation takes place when the public is not allowed to access the sites;(4) on any food crop that may be consumed raw;(5) for spray irrigation on orchards or vineyards;(6) at rates that allow a discharge from the permitted irrigation site;(7) within one hundred feet (100') of the permitted boundary of the site;(8) at a rate that exceeds the nitrogen and phosphorus rates for the crop at the site;(9) at a rate that results in phytotoxicity;(10) when the dissolved oxygen concentration for Category 4 reclaimed water is less than 2.0 mg/l;(11) during periods of precipitation or while the soil is saturated or frozen;(12) on land having a slope greater than five percent (5%);(13) where there are berms or other barriers on a water reuse site that would cause the pooling or ponding of reclaimed water at the site, nor shall any berms or barriers impede the natural flow of stormwater from the site;(14) on public use areas during times of use; and(15) on sod farms unless a period of 30 (thirty) days has elapsed between the last application of Category 3 reclaimed water and harvesting of sod. [See OAC 252:627-1-6(3)(I)]