Gray water means sewage from bathtubs, showers, bathroom sinks, washing machines, dishwashers, and kitchen sinks. It includes sewage from any source in a residence or structure that has not come into contact with toilet wastes.
Hot water means water at a temperature of 110°F. (43°C.) or higher.
Surface water means all water which is open to the atmosphere and subject to surface runoff.
waste water means used water containing substances or objects that is subject to regulation by national law.
Underground source of drinking water means an aquifer or its portion:
Stormwater management planning area means the geographic area for which a stormwater management planning agency is authorized to prepare stormwater management plans, or a specific portion of that area identified in a stormwater management plan prepared by that agency.
Fresh water means water, such as tap water, that has not been previously used in a process operation or, if the water has been recycled from a process operation, it has been treated and meets the effluent guidelines for chromium wastewater.
Irrigation System means such major, medium and minor irrigation system for harnessing water for irrigation and other allied uses from Government source and includes reservoirs, open head channels, diversion systems, lift irrigation schemes, anicuts, tanks, wells and the like.
Noncommunity water system means a public water system that is not a community water system.
Potable water means water that is fit for human consumption;
Surface waters means all waters of the state as defined in G.S. 143-212 except underground waters
Water Surface Elevation (WSE means the height, in relation to mean sea level, of floods of various magnitudes and frequencies in the floodplains of coastal or riverine areas.
Cooling Water means the water discharged from any use such as air conditioning, cooling or refrigeration, or to which the only pollutant added is heat.
Recycled water or “reclaimed water” means treated or recycled waste water of a quality suitable for non-potable uses such as landscape irrigation and water features. This water is not intended for human consumption.
High Quality Waters means all state waters, except:
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.
Navigable waters ’ means the waters of the United States, including the territorial sea;
Water heater means an appliance for supplying hot water for purposes other than space heating or pool heating.
Nontransient noncommunity water system means a public water system that is not a community water system and that regularly serves at least the same 25 persons over 6 months per year.
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.
Graywater means untreated wastewater that has not been contaminated by any toilet discharge, has not been affected by infectious, contaminated, or unhealthy bodily wastes, and does not present a threat from contamination by unhealthful processing, manufacturing, or operating wastes. "Graywater" includes, but is not limited to, wastewater from bathtubs, showers, bathroom washbasins, clothes washing machines, and laundry tubs, but does not include wastewater from kitchen sinks or dishwashers. Health and Safety Code Section 17922.12.
Ground water means water below the land surface in a zone of saturation.
Leak-detection system means a system capable of detecting the failure of either the primary or secondary containment structure or the presence of a release of hazardous waste or accumulated liquid in the secondary containment structure. Such a system must employ operational controls (e.g., daily visual inspections for releases into the secondary containment system of aboveground tanks) or consist of an interstitial monitoring device designed to detect continuously and automatically the failure of the primary or secondary containment structure or the presence of a release of hazardous waste into the secondary containment structure.
Community water system means a public water system which serves at least 15 service connections used by year-round residents or regularly serves at least 25 year-round residents.
Potable means water suitable for drinking by the public.
Train Unloading Infrastructure means train unloading infrastructure reasonably required for the unloading of iron ore from the Railway to be processed, or blended with other iron ore, at processing or blending facilities in the vicinity of that train unloading infrastructure and with the resulting iron ore products then loaded on to the Railway for transport (directly or indirectly) to a loading port. Company to obtain prior Ministerial in-principle approval