Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 204 - PREVENTION OF SIGNIFICANT DETERIORATION
Subpart D - INCREMENT
Section 204.910 - Ambient Air Ceilings
Universal Citation: 35 IL Admin Code ยง 204.910
Current through Register Vol. 48, No. 38, September 20, 2024
No concentration of a pollutant shall exceed:
a) The concentration permitted under the national secondary ambient air quality standard; or
b) The concentration permitted under the national primary ambient air quality standard, whichever concentration is lowest for the pollutant for a period of exposure.
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