35 Ill. Adm. Code 201.625
Carbon Monoxide (CO) Requirements
Section
201.625 Carbon Monoxide (CO) Requirements
Pursuant
to 35 Ill. Adm. Code 216.121, no owner or operator of a PBR boiler may cause or
allow the emission of CO into the atmosphere from any fuel combustion emission
source with actual heat input greater than 2.9 MW (10 MMBtu/hr) to exceed 200
ppm, corrected to 50 percent excess air.