PAD means a Preauthorized Debit.
Surface waters means water on the surface of the ground where water does not usually accumulate in ordinary watercourses, lakes, or ponds. This includes any waterborne objects.
Water surface elevation means the height, in relation to the National Geodetic Vertical Datum (NGVD) of 1929, the North American Vertical Datum (NAVD) of 1988, or other datum, where specified, of floods of various magnitudes and frequencies in the floodplains of riverine areas.
Surface water means all water which is open to the atmosphere and subject to surface runoff.
Pipe or “Piping” means a hollow cylinder or tubular conduit that is constructed of non-earthen materials.