Section 11-265.253 - ContainmentIf leachate or run-off from a pile is a hazardous waste, then either:
(a)(1) The pile must be placed on an impermeable base that is compatible with the waste under the conditions of treatment or storage;(2) The owner or operator must design, construct, operate, and maintain a run-on control system capable of preventing flow onto the active portion of the pile during peak discharge from at least a 25-year storm;(3) The owner or operator must design, construct, operate, and maintain a run-off management system to collect and control at least the water volume resulting from a 24-hour, 25-year storm; and(4) Collection and holding facilities (e.g., tanks or basins) associated with run-on and run-off control systems must be emptied or otherwise managed expeditiously to maintain design capacity of the system; or(b)(1) The pile must be protected from precipitation and run-on by some other means; and(2) No liquids or wastes containing free liquids may be placed in the pile. [Comment: If collected leachate or run-off is discharged through a point source to waters of the United States, it is subject to the requirements of section 402 of the Clean Water Act, as amended.]Haw. Code R. §§ 11-265.253
[Eff 7/17/2017] (Auth: HRS §§ 342J-4, 342J-31, 342J-34, 342J-35) (Imp: HRS §§ 342J-4, 342J-31, 342J-34, 342J-35)