Air sensor grant and loan programs

(a) Portable air sensor grants (1) In general Subject to the availability of appropriations, the Administrator shall, on a competitive basis, award grants to air pollution control agencies to purchase and operate portable air sensors and related equipment necessary for the placement and operation of those air sensors. (2) Requirement An air pollution control agency that receives a grant under paragraph (1) shall coordinate with the Administrator with respect to— (A) the sharing of data from portable air sensors purchased or operated using grant funds; and (B) the adjustment of data from portable air sensors described in subparagraph (A) for use in publicly available mapping of air quality, including those operated by the Administrator, such as the AirNow Fire and Smoke Map tool. (3) Prioritization In selecting recipients of grants under paragraph (1), the Administrator shall give priority to air pollution control agencies that would use grant funds to purchase and operate portable air sensors in— (A) remote or rural locations that lack air monitors and air sensors; (B) areas in which air quality monitoring or air quality data is absent or scarce; or (C) communities that are affected, or are expected to be affected, by wildfire and wildfire smoke during the fiscal year within which the grant is made. (4) Air monitors Portable air sensors purchased and operated using grants under paragraph (1) shall complement, but not replace, air monitors that are otherwise eligible to be purchased or operated using grants awarded under sections 103 and 105 of the Clean Air Act (42 U.S.C. 7403, 7405). (5) Authorization of appropriations There is authorized to be appropriated to carry out this subsection $10,000,000 for each of fiscal years 2027 through 2032. (b) Air sensor loan programs (1) In general The Administrator shall expand the existing air sensor loan programs of the Environmental Protection Agency, including the regional air sensor loan programs and the Wildfire Smoke Air Monitoring Response Technology program, into regions, States, and land under the jurisdiction of Indian tribes that do not currently participate in those programs, with a focus on providing funding under those programs for portable air sensors in areas that are most severely impacted by wildfires and wildfire smoke. (2) Authorization of appropriations There are authorized to be appropriated to the Administrator to carry out this subsection such sums as are necessary for each of fiscal years 2027 through 2032.