329 IAC 11-2-45
329 IAC 11-2-45 "Surface impoundment" defined
Cite as Ind. Admin. Code tit. 329, r. 11-2-45
Sec. 45. (a) "Surface impoundment" means a facility or part of a facility that:
(1) is a natural topographic depression, manmade excavation, or diked area formed primarily of earthen materials, although it may
be lined with manmade materials;
(2) holds or is designed to hold an accumulation of liquid wastes or wastes containing free liquids; and
(3) is not an injection well.
(b) Examples of surface impoundments may include the following:
(1) Holding, storage, settling, and aeration pits.
(2) Holding, storage, settling, and aeration ponds.
(3) Holding, storage, settling, and aeration lagoons.