326 IAC 1-2-52.2

326 IAC 1-2-52.2 "PM2.5" defined

Last amended: 2026Year: 2027Length: 23 wordsOfficial source

Cite as Ind. Admin. Code tit. 326, r. 1-2-52.2

Sec. 52.2. "PM2.5" means particulate matter with an aerodynamic diameter less than or equal to a nominal two and five-tenths (2.5) micrometers (μm).
326 IAC 1-2-52.2: 326 IAC 1-2-52.2 "PM2.5" defined | Justis AI