EPA Proposes Approval of Arizona's Particulate Matter Air Quality Plan
October 23, 2025
October 23, 2025
WASHINGTON, Oct. 23 (TNSFR) -- The U.S. Environmental Protection Agency has proposed to approve a state implementation plan (SIP) submission from Arizona that addresses requirements related to interstate air pollution transport for the 2012 fine particulate (PM2.5) National Ambient Air Quality Standards (NAAQS).
This proposed rule suggests that the state's plan contains provisions that prohibit air emissions within Arizona from significantly contributing to the failure to attai . . .
This proposed rule suggests that the state's plan contains provisions that prohibit air emissions within Arizona from significantly contributing to the failure to attai . . .