1. (1) If an add-on control system is used it must be installed, operated, and maintained in accordance with manufacturer recommendations.

   1. (a) An add-on control device must have a 90% or greater capture and control efficiency rating. Efficiency must be determined using EPA approved methods as follows:

      1. (i) Capture efficiency must be determined according to EPA's "Guidelines for Determining Capture Efficiency," January 9, 1995 and 40 C.F.R. Parts 51, Appendix M, Methods 204-204F, as applicable.
      2. (ii) Control efficiency must be determined using test methods in Appendices A-1, A-6, and A-7 to 40 C.F.R. Part 60, for measuring flow rates, total gaseous organic concentrations, or emissions of exempt compounds, as applicable.
      3. (iii) An alternative test method may be substituted for the preceding test methods after review and approval by the EPA Administrator.

KEY: air pollution, emission controls, surface coating, magnet wires

Date of Last Change: December 6, 2017

Notice of Continuation: February 1, 2023

Authorizing, and Implemented or Interpreted Law: 19-2-104(1)(a)