cogeneration means the simultaneous generation in one process of thermal energy and electrical or mechanical energy;
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.
Dewatering means the removal of water for construction activity. It can be a discharge of appropriated surface or groundwater to dry and/or solidify a construction site. It may require Minnesota Department of Natural Resources permits to be appropriated and if contaminated may require other MPCA permits to be discharged.
Contaminated soil means any soil which has been exposed to an organic or inorganic contaminant in excess of standards prescribed or adopted by the Minister, and that has caused, is causing, or may cause an adverse effect;
Waterbody means any accumulation of water, surface or underground, natural or artificial, including rivers, streams, creeks, ditches, swales, lakes, ponds, marshes, wetlands, and ground water. The term does not include any storage or treatment structures.