As used in this chapter, unless the context specifically indicates otherwise:
(a) “Authority” means the Loudoun County Sanitation Authority.
(b) “Sewage works” means all facilities for collecting, pumping, treating and disposing of sewage.
(c) “Sewage” means a combination of water-carried wastes from residences, business buildings, institutions and industrial establishments.
(d) “Sewer” means a pipe or conduit for carrying sewage.
(e) “Public sewer” means a sewer in which all owners of abutting properties have equal rights and which is controlled by public authority.
(f) “Sanitary sewer” means a sewer which carries sewage and to which storm, surface and ground waters are not intentionally admitted.
(g) “Storm sewer” or “storm drain” means a sewer that carries storm and surface waters and drainage but that does not carry sewage and polluted industrial wastes.
(h) “Sewage treatment plant” means any arrangement of devices and structures used for treating sewage.
(i) “Industrial wastes” means the liquid wastes from industrial processes as distinct from sanitary sewage.
(j) “Garbage” means solid wastes from the preparation, cooking and dispensing of food and from the handling, storage and sale of produce.
(k) “Properly shredded garbage” means the wastes from the preparation, cooking and dispensing of food that have been shredded to such a degree that all particles will be carried freely under the flow conditions normally prevailing in public sewers, with no particle greater than one-half inch in any dimension.
(l) “Building drain” means that part of the lowest horizontal piping of a drainage system which receives the discharge from soil, waste and other drainage pipes inside the walls of the building and conveys it to the building sewer, beginning five feet outside the inner face of the building wall.
(m) “Building sewer” means the extension from the building drain to the public sewer or other place of disposal.
(n) “B.O.D.” (denoting biochemical oxygen demand) means the quantity of oxygen utilized in the biochemical oxidation of organic matter under standard laboratory procedure in five days at twenty degrees Centigrade, expressed in parts per million by weight.
(o) “pH” means the logarithm of the reciprocal of the weight of hydrogen ions in grams per liter of solution.
(p) “Suspended solids” means solids that either float on the surface of, or are in suspension in, water, sewage or other liquids and which are removable by laboratory filtering.
(q) “Natural outlet” means any outlet into a watercourse, pond, ditch, lake or other body of surface or ground water.
(r) “Watercourse” means a channel in which a flow of water occurs, either continuously or intermittently.