(a) Approval - EPA is approving the section 182(f) oxides of nitrogen (NO_X) reasonably available control technology (RACT) exemption request submitted by the Kentucky Department for Environmental Protection on August 16, 1994, for the Kentucky portion of the Huntington-Ashland ozone (O₃) moderate nonattainment area. This approval exempts this area from implementing NO_X RACT on major sources of NO_X. If a violation of the O₃ NAAQS occurs in the area, the exemption from the requirement of section 182(f) of the CAA in the applicable area shall not apply.

(b) Approval - EPA is approving the section 182(f) oxides of nitrogen (NO_X) reasonably available control technology (RACT) exemption for the Kentucky portion of the Cincinnati-Hamilton ozone (O₃) moderate nonattainment area. This approval exempts this area from implementing NO_X RACT on major sources of NO_X.