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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 656. Water Pollution Control Facility Construction Standards |
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Subchapter 27. Water reuse |
SECTION 252:656-27-2. General provisions
Latest version.
- (a) Prohibition against cross connections. Permittees shall not allow physical connections between reclaimed water lines and public water supply lines. Permittees shall follow the requirements of OAC 252:626-5-15 and OAC 252:656-9-2.(b) Separation distances. Systems shall be designed to ensure that direct and wind-blown spray from irrigation systems and other sources are confined to the designated irrigation areas. Systems shall also be designed to comply with the following minimum buffer zones and setback distances, with all distances being measured from the edge of the wetted perimeter of the irrigation area to the edge of the following features:(1) Wells. Permittees shall maintain the following separation distances from wells for all categories of reclaimed water:(A) three hundred feet (300') from public wells; and(B) fifty feet (50') from private water wells.(2) Waters of the state. Permittees shall maintain the following separation distances from creeks, lakes, ponds and other waters of the state:(A) Category 2 reclaimed water - twenty-five feet (25'); and(B) Categories 3, 4 and 5 reclaimed water - fifty feet (50').(3) Property lines. Permittees shall maintain the following separation distances from adjacent property lines:(A) Category 2 reclaimed water - twenty feet (20'); and(B) Categories 3, 4 and 5 reclaimed water - one hundred feet (100').(c) Flow measuring devices. Permittees shall provide flow measuring devices to measure the amount of reclaimed water being generated and distributed. Flow measurement devices shall have recording, totalizing and instantaneous indicating capabilities.(d) Control of land application site(s). Wastewater treatment facilities that depend on land application to maintain total retention shall demonstrate they have the right to control the site(s) on which the effluent is applied. If Permittees do not own the land application site(s), long-term leases and/or contractual agreements for a minimum of twenty (20) years are required for each land application site.(e) Prohibition. Wastewater facilities that utilize lagoon systems for treatment shall not be used as sources of Categories 2 or 3 reclaimed water.(f) Reclaimed water sources. Only wastewater from facilities permitted pursuant to this Chapter may be used as a source for reclaimed water.