The owner or operator of each degreasing process in Beaumont-Port Arthur, Bexar County, Dallas-Fort Worth, El Paso, and Houston-Galveston-Brazoria areas and in Bastrop, Caldwell, Comal, Gregg, Guadalupe, Hays, Nueces, Travis, Victoria, Williamson, and Wilson Counties shall maintain the following records at the facility for at least two years and shall make such records available upon request to representatives of the executive director, the United States Environmental Protection Agency, or the local air pollution control agency having jurisdiction in the area:(1) a record of control equipment maintenance, such as replacement of the carbon in a carbon adsorption unit;(2) the results of all tests conducted at the facility in accordance with the requirements described in §115.415(2) and (3) of this title (relating to Testing Requirements);(3) for each degreasing process in Gregg, Nueces, and Victoria Counties which is exempt under §115.411(a)(5) of this title (relating to Exemptions), records of solvent usage in sufficient detail to document continuous compliance with this exemption;(4) for each degreasing process in the Dallas-Fort Worth area, records sufficient to demonstrate continuous compliance with:(A) the vapor pressure testing described in §115.415(1)(A) - (D) of this title; and(B) the applicable exemptions in §115.411 of this title.