§ 204.500

Ill. Admin. Code tit. 35, § 204.500

Major Source Baseline Date

AUTHORITY: Implementing Sections 9.1 and 10 and authorized by Sections 27 and 28 of the Environmental Protection Act [415 ILCS 5/9.1, 10, 27 and 28].POLLUTION CONTROL BOARD

a) In the case of PM₁₀ and SO₂, January 6, 1975;
b) In the case of NO₂, February 8, 1988; and
c) In the case of PM_2.5, October 20, 2010.

"Major source baseline date" means: