§ 98.458 40 CFR Ch. I (7–1–11 Edition)

as the actual quantity of gas, in (ii) Cement kiln dust. pounds, charged into equipment at in- (iii) Rocks and/or soil from exca- stallation. vation and construction and similar ac- (d) Check-out and weigh-in sheets tivities. and procedures for cylinders. (iv) Glass. (e) Residual gas amounts, in pounds, (v) Non-chemically bound sand (e.g., in cylinders sent back to suppliers. green foundry sand). (f) Invoices for gas purchases and sales. (vii) Clay, gypsum, or pottery cull. (g) GHG Monitoring Plans, as de- (viii) Bricks, mortar, or cement. scribed in § 98.3(g)(5), must be com- (ix) Furnace slag. pleted by April 1, 2011. (x) Materials used as refractory (e.g., alumina, silicon, fire clay, fire brick). § 98.458 Definitions. (xi) Plastics (e.g., polyethylene, poly- All terms used in this subpart have propylene, polyethylene terephthalate, the same meaning given in the CAA polystyrene, polyvinyl chloride). and subpart A of this part. (xii) Other material that has a volatile solids concentration of 0.5 Subpart TT—Industrial Waste weight percent (on a dry basis) or less. (d) This source category consists of the following sources at industrial SOURCE: 75 FR 39773, July 12, 2010, unless waste landfills: Landfills, gas collec- otherwise noted. tion systems at landfills, and destruc- tion devices for gases (includ- § 98.460 Definition of the source cat- ing flares). egory. (a) This source category applies to § 98.461 Reporting threshold. industrial waste landfills that accepted You must report GHG emissions waste on or after January 1, 1980, and that are located at a facility whose under this subpart if your facility con- total landfill design capacity is greater tains an industrial waste landfill meet- than or equal to 300,000 metric tons. ing the criteria in § 98.460 and the facil- (b) An industrial waste landfill is a ity meets the requirements of landfill other than a municipal solid § 98.2(a)(2). For the purposes of waste landfill, a RCRA Subtitle C haz- § 98.2(a)(2), the emissions from the in- ardous waste landfill, or a TSCA haz- dustrial waste landfill are to be deter- ardous waste landfill, in which indus- mined using the methane generation trial solid waste, such as RCRA Sub- corrected for oxidation as determined title D (non-hazardous indus- using Equation TT–6 of this subpart trial solid waste, defined in 40 CFR times the global warming potential for 257.2), commercial solid wastes, or con- methane in Table A–1 of subpart A of ditionally exempt small quantity gen- this part. erator wastes, is placed. An industrial waste landfill includes all disposal § 98.462 GHGs to report. areas at the facility. (a) You must report CH4 generation (c) This source category does not in- and CH emissions from industrial clude: 4 waste landfills. (1) Dedicated construction and demo- lition waste landfills. A dedicated con- (b) You must report CH4 destruction struction and landfill re- resulting from collection ceives materials generated from the and destruction devices, if present. construction or destruction of struc- (c) You must report under subpart C tures such as buildings, roads, and of this part (General Stationary Fuel bridges. Combustion Sources) the emissions of (2) Industrial waste landfills that CO2, CH4, and N2O from each stationary only receive one or more of the fol- combustion unit associated with the lowing materials: landfill gas destruction device, if (i) Coal combustion residue (e.g., fly present, by following the requirements ash). of subpart C of this part.

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