35 Ill. Adm. Code 204.1640
Continuous Emissions Monitoring System (CEMS)
Section 204.1640Â Continuous Emissions Monitoring System
(CEMS)
"Continuous emissions monitoring system" or
"CEMS" means all of the equipment that may be required to meet the
data acquisition and availability requirements of this Part, to sample, condition
(if applicable), analyze, and provide a record of emissions on a continuous
basis.