NR 440.74(6)(b)1.1. When the method is to be used in the determination of the efficiency of a fixed-bed carbon adsorption system with a common exhaust stack for all the individual adsorber vessels pursuant to sub. (4) (a) 1., (b) or (c), the test shall consist of 3 separate runs, each coinciding with one or more complete system rotations through the adsorption cycles of all the individual adsorber vessels. NR 440.74(6)(b)2.2. When the method is to be used in the determination of the efficiency of a fixed-bed carbon adsorption system with individual exhaust stacks for each adsorber vessel pursuant to sub. (4) (a) 2., (b) or (c), each adsorber vessel shall be tested individually. Each test shall consist of 3 separate runs, each coinciding with one or more complete adsorption cycles. NR 440.74(6)(c)(c) Method 1 or 1A is used for sample and velocity traverses; NR 440.74(6)(d)(d) Method 2, 2A, 2C or 2D is used for velocity and volumetric flow rates; NR 440.74(6)(g)(g) Methods 2, 2A 2C or 2D; 3; and 4 shall be performed as applicable at least twice during each test run. NR 440.74 NoteNote: Under 40 CFR 60.746, if, in the administrator’s judgment, an alternative means of emission limitation will achieve a reduction in emissions of VOC from any emission point subject to sub. (3) (c) at least equivalent to that required by sub. (3) (b) 2. or (3) (c), respectively, the administrator will publish in the Federal Register a notice permitting the use of the alternative means. The administrator may condition permission on requirements that may be necessary to ensure operation and maintenance to achieve the emission reduction as specified in sub. (3) (b) 2. or (3) (c), respectively. Any such notice shall be published only after public notice and an opportunity for a public hearing. Any person seeking permission under 40 CFR 60.746 shall submit to the administrator either results from an emission test that accurately collects and measures all VOC emissions from a given control device or an engineering evaluation that accurately determines such emissions. NR 440.74(8)(a)(a) For each affected facility subject to the requirements of sub. (3) (b) and (c), the owner or operator shall submit the performance test data and results to the department as specified in s. NR 440.08 (1). In addition, the average values of the monitored parameters measured at least every 15 minutes and averaged over the period of the performance test shall be submitted with the results of all performance tests. NR 440.74(8)(b)(b) Each owner or operator of an affected facility subject to the provisions specified in sub. (3) (c) 3. and claiming to use less than 130 Mg of VOC in the first year of operation and each owner or operator of an affected facility claiming to use less than 95 Mg of VOC in the first year of operation shall submit to the department a material flow chart indicating projected VOC use. The owner or operator shall also submit actual VOC use records at the end of the initial year. NR 440.74(8)(c)(c) Each owner or operator of an affected facility subject to the provisions of sub. (3) (c) 3. and initially using less that 130 Mg of VOC per year and each owner or operator of an affected facility initially using less than 95 Mg of VOC per year shall: NR 440.74(8)(c)1.1. Record semiannual estimates of projected VOC use and actual 12-month VOC use; NR 440.74(8)(c)2.2. Report the first semiannual estimate in which projected annual VOC use exceeds the applicable cutoff; and NR 440.74(8)(c)3.3. Report the first 12-month period in which the actual VOC use exceeds the applicable cutoff. NR 440.74(8)(d)(d) Each owner or operator of an affected facility demonstrating compliance by the methods described in sub. (4) (a) 1., 2., 4., (b) or (c) shall maintain records and submit quarterly reports to the department documenting the following: NR 440.74(8)(d)1.1. For those affected facilities monitoring only the carbon adsorption system outlet concentration levels of organic compounds, the periods, during actual coating operations, specified in subd. 1. a. or b., as applicable. NR 440.74(8)(d)1.a.a. For carbon adsorption systems with a common exhaust stack for all the individual adsorber vessels, all periods of 3 consecutive system rotations through the adsorption cycles of all the individual adsorber vessels during which the average value of the concentration level of organic compounds in the common outlet gas stream is more the 20% greater than the average value measured during the most recent performance test that demonstrated compliance. NR 440.74(8)(d)1.b.b. For carbon adsorption systems with individual exhaust stacks for each adsorber vessel, all 3-day rolling averages for each adsorber vessel when the concentration level of organic compounds in the individual gas stream is more than 20% greater than the average value for that adsorber vessel measured during the most recent performance test that demonstrated compliance. NR 440.74(8)(d)2.2. For those affected facilities monitoring both the carbon adsorption system inlet and outlet concentration levels of organic compounds, the periods, during actual coating operations, specified in subd. 2. a. or b., as applicable. NR 440.74(8)(d)2.a.a. For carbon adsorption systems with a common exhaust stack for all the individual adsorber vessels, all periods of 3 consecutive adsorption cycles of all the individual adsorber vessels during which the average carbon adsorption system efficiency falls below the applicable level as follows: 1) For those affected facilities demonstrating compliance by the performance test method described in sub. (4) (a) 1., the value of E determined using Equation (1) during the most recent performance test that demonstrated compliance.
2) For those affected facilities demonstrating compliance by the performance test described in sub. (4) (a) 4., the average value of the system efficiency measured with the monitor during the most recent performance test that demonstrated compliance.
3) For those affected facilities demonstrating compliance pursuant to sub. (4) (b) or (c), 0.95.
NR 440.74(8)(d)2.b.b. For carbon adsorption systems with individual exhaust stacks for each adsorber vessel, all 3-day rolling averages for each adsorber vessel during which the average carbon adsorber vessel efficiency falls below the applicable level as follows: 1) For those affected facilities demonstrating compliance by the performance test method described in sub. (4) (a) 2., (b) or (c), the value of Hv determined using Equation (3) during the most recent performance test that demonstrated compliance.
2) For those affected facilities demonstrating compliance by the performance test described in sub. (4) (a) 4., the average efficiency for that adsorber vessel measured with the monitor during the most recent performance test that demonstrated compliance.
NR 440.74(8)(d)3.3. For those affected facilities monitoring condenser exhaust gas temperature, all 3-hour periods, during actual coating operations, during which the average exhaust temperature is 5 or more Celsius degrees above the average temperature measured during the most recent performance test that demonstrated compliance; NR 440.74(8)(d)4.4. For those affected facilities monitoring thermal incinerator combustion exhaust gas temperature, all 3-hour periods, during actual coating operations, during which the average combustion temperature of the device is more than 28 Celsius degrees below the average combustion temperature of the device during the most recent performance test that demonstrated compliance; NR 440.74(8)(d)5.5. For those affected facilities monitoring catalytic incinerator catalyst bed temperature, all 3-hour periods, during actual coating operations, during which the average gas temperature immediately before the catalyst bed is more than 28 Celsius degrees below the average gas temperature during the most recent performance test that demonstrated compliance and all 3-hour periods, during actual coating operations, during which the average gas temperature difference across the catalyst bed is less than 80% of the average gas temperature difference during the most recent performance test that demonstrated compliance; NR 440.74(8)(d)6.6. For each affected facility monitoring a total enclosure pursuant to sub. (5) (h) or vapor capture system pursuant to sub. (5) (g), all 3-hour periods, during actual coating operations, during which the average total enclosure or vapor capture system monitor readings vary by 5% or more from the average value measured during the most recent performance test that demonstrated compliance. NR 440.74(8)(d)7.7. Each owner or operator of an affected coating operation not required to submit reports under subds. 1. to 6. because no reportable periods have occurred shall submit semiannual statements clarifying this fact. NR 440.74(8)(e)(e) Each owner or operator of an affected coating operation, demonstrating compliance by the test methods described in sub. (4) (a) 3., liquid-liquid material balance, shall submit the following: NR 440.74(8)(e)1.1. For months of compliance, semiannual reports to the department stating that the affected coating operation was in compliance for each 1-month period; and NR 440.74(8)(e)2.2. For months of noncompliance, quarterly reports to the department documenting the 1-month amount of VOC contained in the coatings, the 1-month amount of VOC recovered and the percent emission reduction for each month. NR 440.74(8)(f)(f) Each owner or operator of an affected coating operation, either by itself or with associated coating mix preparation equipment, shall submit the following with the reports required under pars. (d) and (e): NR 440.74(8)(f)1.1. All periods during actual mixing or coating operations when a required monitoring device, if any, was malfunctioning or not operating; and NR 440.74(8)(f)2.2. All periods during actual mixing or coating operations when the control device was malfunctioning or not operating. NR 440.74(8)(g)(g) The reports required under pars. (b) to (e) shall be postmarked within 30 days of the end of the reporting period. NR 440.74(8)(h)(h) Records required in this subsection shall be retained for at least 2 years. NR 440.74 HistoryHistory: Cr. Register, July, 1993, No. 451, eff. 8-1-93; am. (4) (a) 1. d., e., 2. d., e., 3. e. (intro.), (b) 1. d. 2), (8) (h), Register, December, 1995, No. 480, eff. 1-1-96; correction in (4) (b) and (5) (c) made under s. 13.93 (2m) (b) 7., Register, November, 1999, No. 527; corrections in (2) (a) 12., (4) (a) 3. e., 4. b., (5) (g) and (8) (b) made under s. 13.92 (4) (b) 7., Stats., Register May 2008 No. 629. NR 440.75NR 440.75 Municipal solid waste landfills. NR 440.75(1)(1) Applicability and designation of affected facility. NR 440.75(1)(a)(a) The provisions of this section apply to each municipal solid waste (MSW) landfill that commenced construction, reconstruction or modification on or after May 30, 1991. Physical or operational changes made to an existing MSW landfill solely to comply with 40 CFR part 60 subpart Cc are not considered construction, reconstruction or modification for the purposes of this section. NR 440.75(1)(b)(b) Activities required by or conducted pursuant to a remedial action under the Comprehensive Environmental Response, Compensation and Liability Act (42 USC 9601 to 9675); the Resource, Conservation and Recovery Act (42 USC 6901 to 6992k) or chs. NR 700 to 750 are not considered construction, reconstruction or modification for purposes of this section. NR 440.75(2)(2) Definitions. As used in this section, all terms not defined in this subsection shall have the meanings given in s. NR 440.02 or, for terms not defined in s. NR 440.02, the meanings given in s. NR 400.02. In this section: NR 440.75(2)(a)(a) “Active collection system” means a gas collection system that uses gas mover equipment. NR 440.75(2)(b)(b) “Active landfill” means a landfill in which solid waste is being placed or a landfill that is planned to accept waste in the future. NR 440.75(2)(c)(c) “Closed landfill” means a landfill in which solid waste is no longer being placed, and in which no additional solid wastes will be placed without first filing a notification of modification as prescribed under s. NR 440.07 (1) (d). Once a notification of modification has been filed, and additional solid waste is placed in the landfill, the landfill is no longer closed. NR 440.75(2)(d)(d) “Closure” means that point in time when a landfill becomes a closed landfill. NR 440.75(2)(e)(e) “Commercial solid waste” means all types of solid waste generated by stores, offices, restaurants, warehouses and other nonmanufacturing activities, excluding residential and industrial wastes. NR 440.75(2)(f)(f) “Controlled landfill” means any landfill at which collection and control systems are required under this section as a result of the nonmethane organic compounds emission rate. The landfill is considered controlled at the time a collection and control system design plan is submitted in compliance with sub. (3) (b) 2. a. NR 440.75(2)(g)(g) “Design capacity” means the maximum amount of solid waste a landfill can accept, as indicated in terms of volume or mass in the most recent operating license issued under s. 289.31, Stats., by the department, plus any in-place waste not accounted for in the most recent license. If the owner or operator chooses to convert the design capacity from volume to mass or from mass to volume to demonstrate its design capacity is less than 2.5 million megagrams or 2.5 million cubic meters, the calculation shall include a site specific density, which shall be recalculated annually. NR 440.75(2)(h)(h) “Disposal facility” means all contiguous land and structures, other appurtenances and improvements on the land used for the disposal of solid waste. NR 440.75(2)(i)(i) “Emission rate cutoff” means the threshold annual emission rate to which a landfill compares its estimated emission rate to determine if control under this section is required. NR 440.75(2)(j)(j) “Enclosed combustor” means an enclosed firebox which maintains a relatively constant limited peak temperature generally using a limited supply of combustion air. NR 440.75(2)(k)(k) “Flare” means an open combustor without enclosure or shroud. NR 440.75(2)(L)(L) “Gas mover equipment” means the equipment (e.g. a fan, blower or compressor) used to transport landfill gas through the header system. NR 440.75(2)(m)(m) “Household waste” means any solid waste (including garbage, trash and sanitary waste in septic tanks) derived from households (including but not limited to single and multiple residences, hotels and motels, bunkhouses, ranger stations, crew quarters, campgrounds, picnic grounds and day-use recreation areas). NR 440.75(2)(n)(n) “Industrial solid waste” means solid waste generated by manufacturing or industrial processes that is not a hazardous waste regulated under 40 CFR part 264 or 265. Industrial solid waste may include, but is not limited to, waste resulting from the following manufacturing processes: electric power generation; fertilizer and agricultural chemicals; food and related products and by-products; inorganic chemicals; iron and steel manufacturing; leather and leather products; nonferrous metals manufacturing and foundries; organic chemicals; plastics and resins manufacturing; pulp and paper industry; rubber and miscellaneous plastic products; stone, glass, clay and concrete products; textile manufacturing; transportation equipment; and water treatment. Industrial solid waste does not include mining waste or oil and gas waste. NR 440.75(2)(o)(o) “Interior well” means any well or similar collection component located inside the perimeter of the landfill waste. A perimeter well located outside the landfilled waste is not an interior well. NR 440.75(2)(p)(p) “Landfill” means an area of land or an excavation in which wastes are placed for permanent disposal, and that is not a land application unit, surface impoundment, injection well or waste pile as those terms are defined under 40 CFR 257.2. NR 440.75(2)(q)(q) “Lateral expansion” means a horizontal expansion of the waste boundaries of an existing MSW landfill. A lateral expansion is not a modification unless it results in an increase in the design capacity of the landfill. NR 440.75(2)(r)(r) “Modification” means an increase in the volume design capacity of the landfill allowed by an operating license issued under s. 289.31, Stats., by either horizontal or vertical expansion based on its licensed design capacity as of May 30, 1991. Modification does not occur until the owner or operator commences construction on the horizontal or vertical expansion. NR 440.75(2)(s)(s) “Municipal solid waste landfill” or “MSW landfill” means an entire disposal facility in a contiguous geographical space where household waste is placed in or on land. An MSW landfill may also receive other types of wastes defined under 40 CFR 257.2 such as commercial solid waste, nonhazardous sludge, conditionally exempt small quantity generator waste and industrial solid waste. Portions of an MSW landfill may be separated by access roads. An MSW landfill may be publicly or privately owned. An MSW landfill may be a new MSW landfill, an existing MSW landfill, or a lateral expansion. NR 440.75(2)(t)(t) “Municipal solid waste landfill emissions” or “MSW landfill emissions” means gas generated by the decomposition of organic waste deposited in an MSW landfill or derived from the evolution of organic compounds in the waste. NR 440.75(2)(u)(u) “NMOC” means nonmethane organic compounds, as measured according to the provisions of sub. (5). NR 440.75(2)(v)(v) “Nondegradable waste” means any waste that does not decompose through chemical breakdown or microbiological activity. Examples include concrete, municipal waste combustor ash and metals. NR 440.75(2)(w)(w) “Passive collection system” means a gas collection system that solely uses positive pressure within the landfill to move the gas rather than using gas mover equipment. NR 440.75(2)(x)(x) “Sludge” means any solid, semisolid or liquid waste generated from a municipal, commercial or industrial wastewater treatment plant, water supply treatment plant or air pollution control facility, exclusive of the treated effluent from a wastewater treatment plant. NR 440.75(2)(y)(y) “Solid waste” means any garbage, sludge from a wastewater treatment plant, water supply treatment plant, or air pollution control facility and other discarded material, including solid, liquid, semisolid or contained gaseous material resulting from industrial, commercial, mining, and agricultural operations, and from community activities, but does not include solid or dissolved material in domestic sewage, or solid or dissolved materials in irrigation return flows or industrial discharges that are point sources subject to permits under 33 USC 1342, or source, special nuclear, or by-product material as defined by the Atomic Energy Act, 42 (USC 2011 to 2259). NR 440.75(2)(ym)(ym) “Sufficient density” means any number, spacing and combination of collection system components, including vertical wells, horizontal collectors, and surface collectors necessary to maintain emission and migration control as determined by measures of performance set forth in this section. NR 440.75(2)(z)(z) “Sufficient extraction rate” means a rate sufficient to maintain a negative pressure at all wellheads in the collection system without causing air infiltration, including any wellheads connected to the system as a result of expansion or excess surface emissions, for the life of the blower. NR 440.75(3)(3) Standards for emissions from municipal solid waste landfills. NR 440.75(3)(a)(a) Each owner or operator of an MSW landfill having a design capacity less than 2.5 million megagrams by mass or 2.5 million cubic meters by volume shall submit an initial design capacity report to the department as provided in sub. (8) (a). The landfill owner or operator may calculate design capacity in either megagrams or cubic meters for comparison with the exemption values. Any density conversions shall be documented and submitted with the report. Submittal of the initial design capacity report shall fulfill the requirements of this section except as follows: NR 440.75(3)(a)1.1. The owner or operator shall submit to the department an amended design capacity report, as provided for in sub. (8) (a) 3. NR 440.75(3)(a)2.2. When an increase in the maximum design capacity of a landfill results in a revised maximum design capacity equal to or greater than 2.5 million megagrams and 2.5 million cubic meters, the owner or operator shall comply with the provision of par. (b). NR 440.75(3)(b)(b) Each owner or operator of an MSW landfill having a design capacity equal to or greater than 2.5 million megagrams and 2.5 million cubic meters, shall either comply with subd. 2. or calculate an NMOC emission rate for the landfill using the procedures specified in sub. (5). The NMOC emission rate shall be recalculated annually, except as provided in sub. (8) (b) 2. The owner or operator of an MSW landfill subject to this section with a design capacity greater than or equal to 2.5 million megagrams and 2.5 million cubic meters is subject to ch. NR 407 permitting requirements. NR 440.75(3)(b)1.1. If the calculated NMOC emission rate is less than 50 megagrams per year, the owner or operator shall do the following: NR 440.75(3)(b)1.b.b. Recalculate the NMOC emission rate annually using the procedures specified in sub. (5) (a) 1. until such time as the calculated NMOC emission rate is equal to or greater than 50 megagrams per year, or the landfill is closed. 1) If the NMOC emission rate, upon recalculation, is equal to or greater than 50 megagrams per year, the owner or operator shall install a collection and control system in compliance with subd. 2.
2) If the landfill is permanently closed, a closure notification shall be submitted to the department as provided for in sub. (8) (d).
NR 440.75(3)(b)2.2. If the calculated NMOC emission rate is equal to or greater than 50 megagrams per year, the owner or operator shall do all of the following: NR 440.75(3)(b)2.a.a. Submit a collection and control system design plan prepared by a professional engineer to the department within one year. 1) The collection and control system as described in the plan shall meet the design requirements of subd. 2. b.
2) The collection and control system design plan shall include any alternatives to the operational standards, test methods, procedures, compliance measures, monitoring, recordkeeping or reporting provisions of subs. (4) to (9) proposed by the owner or operator.
3) The collection and control system design plan shall either conform with specifications for active collection systems in sub. (10) or include a demonstration to the department’s satisfaction of the sufficiency of the alternative provisions to sub. (10).
4) The department shall review the information submitted under subd. 2. a. 1) to 3) and either approve it, disapprove it, or request that additional information be submitted. Because of the many site-specific factors involved with landfill gas system design, alternative systems may be necessary. A wide variety of system designs are possible, such as vertical wells, combination horizontal and vertical collection systems, or horizontal trenches only, leachate collection components, and passive systems.
