Section 1. Short title
This Act may be cited as the Show the Data Act of 2024.
(a) Areas subject to nonattainment designation and redesignation
Section 107(d) of the Clean Air Act (42 U.S.C. 7407(d)) is amended—
(1) in paragraph (1)(B)(ii), by striking for any area and inserting for any area within the State; and
(2) in subparagraphs (A) and (B) of paragraph (3), by striking or interstate area.
(b) Air quality monitoring data required
Section 107(d) of the Clean Air Act (42 U.S.C. 7407(d)) is amended—
(1) in paragraph (2)—
(A) in the heading of paragraph (2), by inserting; air quality monitoring data required after Publication of designations and redesignations; and
(B) by adding at the end the following:
(C) Air quality monitoring data required
Any designation or redesignation of an area (or portion thereof) under this subsection shall be based on air quality monitoring data from Federal monitors within the State in which the area (or portion thereof) is located.
(B) ; and
(2) in paragraph (3)(A)—
(A) by striking on the basis of air quality data, planning and control considerations, or any other air quality-related considerations the Administrator deems appropriate and inserting on the basis of air quality monitoring data from Federal monitors within a State; and
(B) by striking the Governor of any State that available information indicates and inserting the Governor of such State that such air quality monitoring data from Federal monitors within such State indicate.
(c) Redesignation process
Section 107(d)(3)(C) of the Clean Air Act (42 U.S.C. 7407(d)(3)(C)) is amended—
(1) by striking shall promulgate the and inserting shall, after consultation with the Governor, promulgate the; and
(2) by striking shall promulgate such and inserting shall, subject to the provisions of section 553 through 557 of title 5 of the United States Code (relating to notice and comment), promulgate such.