(1) “fly ash” means particulate matter entrained in and carried by the combustion gases from a residual materials incineration facility and collected by a flue gas cleaning system or an energy recovery system, and includes residue generated by those systems that contains fly ash;
(2) “landfilling” means the final deposit of residual materials onto or into land;
(3) “operator” includes a person having the charge, management or control of a disposal facility;
(4) “watercourse or body of water” includes ponds, marshes and swamps, but excludes intermittent watercourses, peat bogs and ditches. The relative distance to a watercourse or body of water is measured from the high-water mark as defined in the Protection Policy for Lakeshores, Riverbanks, Littoral Zones and Floodplains (chapter Q-2, r. 35) adopted pursuant to section 2.1 of the Environment Quality Act (chapter Q-2).