NR 440.215(2)(jm)(jm) “Municipal solid waste” or “municipal type solid waste” or “MSW” means household, commercial, retail or institutional waste. Household waste includes material discarded by single and multiple residential dwellings, hotels, motels and other similar permanent or temporary housing establishments or facilities. Commercial or retail waste includes material discarded by stores, offices, restaurants, warehouses, nonmanufacturing activities at industrial facilities and other similar establishments or facilities. Institutional waste includes material discarded by schools, nonmedical waste discarded by hospitals, material discarded by nonmanufacturing activities at prisons and government facilities and material discarded by other similar establishments or facilities. Household, commercial or retail and institutional waste do not include used oil; sewage sludge; wood pallets; construction, renovation and demolition wastes (which includes railroad ties and telephone poles); industrial process or manufacturing wastes; medical waste or motor vehicles including motor vehicle parts or vehicle fluff. Household, commercial, retail and institutional wastes include yard waste, refuse-derived fuel and motor vehicle maintenance materials limited to vehicle batteries and tires except as specified in sub. (1) (c). NR 440.215(2)(k)(k) “Municipal waste combustor” or “MWC” or “MWC unit” means any setting or equipment that combusts solid, liquid or gasified MSW including, but not limited to, field erected incinerators with or without heat recovery; modular incinerators, starved air or excess air; boilers or steam generating units; furnaces whether suspension fired, grate fired, mass fired, air curtain incinerators or fluidized bed fired; and pyrolysis or combustion units. MWC does not include pyrolysis or combustion units located at plastics or rubber recycling units. MWC does not include internal combustion engines, gas turbines or other combustion devices that combust landfill gases collected by landfill gas collection systems. The MWC unit includes the MSW fuel feed system, grate system, flue gas system, bottom ash system and the combustor water system. The MWC boundary starts at the MSW pit or hopper and extends through the combustor flue gas system, which ends immediately following the heat recovery equipment or, if there is no heat recovery equipment, immediately following the combustion chamber; the combustor bottom ash system, which ends at the truck loading station or similar ash handling equipment that transfers the ash to final disposal, including all ash handling systems that are connected to the bottom ash handling system; and the combustor water system, which starts at the feed water pump and ends at the piping exiting the steam drum or superheater. The MWC unit does not include air pollution control equipment, the stack, water treatment equipment or the turbine generator set. NR 440.215(2)(L)(L) “MWC acid gases” means all acid gases emitted in the exhaust gases from MWC units including but not limited to sulfur dioxide and hydrogen chloride gases. NR 440.215(2)(m)(m) “MWC metals” means metals and metal compounds emitted in the exhaust gases from MWC units. NR 440.215(2)(n)(n) “MWC organics” means organic compounds emitted in the exhaust gases from MWC units and includes total tetra through octa-chlorinated dibenzo-p- dioxins and dibenzofurans. NR 440.215(2)(o)(o) “MWC plant” means one or more MWC units at the same location for which construction, modification or reconstruction is commenced after December 20, 1989 and on or before September 20, 1994. NR 440.215(2)(p)(p) “MWC plant capacity” means the aggregate MWC unit capacity of all MWC units at an MWC plant for which construction, modification or reconstruction of the units commenced after December 20, 1989 and on or before September 20, 1994. Any MWC units for which construction, modification or reconstruction is commenced on or before December 20, 1989 or after September 20, 1994 are not included for determining applicability under this section. NR 440.215(2)(q)(q) “MWC unit capacity” means the maximum design charging rate of an MWC unit expressed in megagrams per day or tons per day of MSW combusted, calculated according to the procedures under sub. (9) (j). Municipal waste combustor unit capacity is calculated using a design heating value of 10,500 kilojoules per kilogram (4,500 British thermal units per pound) for MSW. The calculational procedures under sub. (9) (j) include procedures for determining MWC unit capacity for continuous and batch feed MWCs. NR 440.215(2)(rm)(rm) “Plastics or rubber recycling unit” means an integrated processing unit where plastics, rubber or rubber tires are the only feed materials and the feed materials are processed into a chemical plant feedstock or petroleum refinery feedstock, where the feedstock is marketed to and used by a chemical plant or petroleum refinery as input feedstock. The combined weight of the chemical plant feedstock and petroleum refinery feedstock produced by the plastics or rubber recycling unit on a calendar quarter basis shall be more than 70% of the combined weight of the plastic, rubber and rubber tires processed by the plastics or rubber recycling unit on a calendar quarter basis. The plastics, rubber or rubber tire feed materials to the plastics or rubber recycling unit may originate from the separation or diversion of plastics, rubber or rubber tires from MSW or industrial solid waste and may include manufacturing scraps, trimmings and off-specification plastics, rubber and rubber tire discards. The plastics, rubber and rubber tire feed materials to the plastics or rubber recycling unit may contain incidental contaminants, for example, paper labels on plastic bottles, metal rings on plastic bottle caps, etc. NR 440.215(2)(s)(s) “Potential hydrogen chloride emission rate” means the hydrogen chloride emission rate that would occur from combustion of MSW in the absence of any hydrogen chloride emissions control. NR 440.215(2)(t)(t) “Potential sulfur dioxide emission rate” means the sulfur dioxide emission rate that would occur from combustion of MSW in the absence of any sulfur dioxide emissions control. NR 440.215(2)(tg)(tg) “Pulverized coal and RDF mixed fuel-fired combustor” means a combustor that fires coal and RDF simultaneously, in which pulverized coal is introduced into an air stream that carries the coal to the combustion chamber of the unit where it is fired in suspension. This includes both conventional pulverized coal and micropulverized coal. NR 440.215(2)(tr)(tr) “Pyrolysis or combustion unit” means a unit that produces gases, liquids or solids through the heating of MSW, and the gases, liquids or solids produced are combusted and emissions vented to the atmosphere. NR 440.215(2)(u)(u) “RDF stoker” means a steam generating unit that combusts RDF in a semi-suspension firing mode using air fed distributors. NR 440.215(2)(ug)(ug) “Reconstruction” means rebuilding an MWC unit for which the cumulative costs of the construction over the life of the unit exceed 50% of the original cost of construction and installation of the unit, not including any cost of land purchased in connection with such construction or installation, updated to current dollars. NR 440.215(2)(ur)(ur) “Refractory unit” or “refractory wall furnace” means a combustion unit having no energy recovery (for example, via a waterwall) in the furnace (that is, radiant heat transfer section) of the combustor. NR 440.215(2)(v)(v) “Refuse derived fuel” or “RDF” means a type of MSW produced by processing MSW through shredding and size classification. This includes all classes of RDF including low density fluff RDF through densified RDF and RDF fuel pellets. NR 440.215(2)(w)(w) “Same location” means the same or contiguous property that is under common ownership or control, including properties that are separated only by a street, road, highway or other public right of way. Common ownership or control includes properties that are owned, leased or operated by the same entity, parent entity, subsidiary, subdivision or any combination thereof, including any municipality or other governmental unit or any quasi- governmental authority such as a public utility district or regional waste disposal authority. NR 440.215(2)(x)(x) “Shift supervisor” means the person in direct charge and control of the operation of an MWC and who is responsible for on site supervision, technical direction, management and overall performance of the facility during an assigned shift. NR 440.215(2)(xm)(xm) “Spreader stoker coal and RDF mixed fuel-fired combustor” means a combustor that fires coal and RDF simultaneously, in which coal is introduced to the combustion zone by a mechanism that throws the fuel onto a grate from above. Combustion takes place both in suspension and on the grate. NR 440.215(2)(y)(y) “Standard conditions” means a temperature of 20°C (68°F) and a pressure of 101.3 kPa (29.92 in Hg). NR 440.215(2)(z)(z) “Twenty-four-hour daily average” or “24-hour daily average” means the arithmetic or geometric mean as specified in sub. (9) (e), (g) or (h), as applicable, of all hourly emission rates when the affected facility is operating and firing MSW measured over a 24-hour period between 12:00 midnight and the following midnight. NR 440.215(2)(ze)(ze) “Untreated lumber” means wood or wood products that have been cut or shaped and includes wet, air-dried and kiln-dried wood products. Untreated lumber does not include wood products that have been painted, pigment-stained or pressure-treated. Pressure treating compounds include chromate copper arsenate, pentachlorophenol and creosote. NR 440.215(2)(zm)(zm) “Waterwall furnace” means a combustion unit having energy (heat) recovery in the furnace (that is, radiant heat transfer section) of the combustor. NR 440.215(2)(zs)(zs) “Yard waste” means grass, grass clippings, bushes, shrubs and clippings from bushes and shrubs that are generated by residential, commercial or retail, institutional or industrial sources as part of maintenance activities associated with yards or other private or public lands. Yard waste does not include construction, renovation and demolition wastes, which are exempt from the definition of MSW. Yard waste does not include clean wood, which is exempt from the definition of MSW. NR 440.215(3)(a)(a) On and after the date on which the initial compliance test is completed or is required to be completed under s. NR 440.08, no owner or operator of an affected facility located within a large MWC plant may cause to be discharged into the atmosphere from that affected facility any gases that contain particulate matter in excess of 34 milligrams per dry standard cubic meter (0.015 grains per dry standard cubic foot), corrected to 7% oxygen dry basis. NR 440.215(3)(b)(b) On and after the date on which the initial compliance test is completed or is required to be completed under s. NR 440.08, no owner or operator of an affected facility subject to the particulate matter emission limit under par. (a) may cause to be discharged into the atmosphere from that affected facility any gases that exhibit greater than 10% opacity (6-minute average).