Example CPMS RICE MACT Limits

40 CFR 63 Subpart ZZZZ
Parameter Description
Pressure drop across oxidation catalyst, inches of water Maintain the catalyst so that the pressure drop across the catalyst does not change by more than 2 inches of water at 100 percent load plus or minus 10 percent from the pressure drop across the catalyst that was measured during the initial performance test
Oxidation catalyst inlet temperature, °F Maintain the temperature of the stationary RICE exhaust so that the oxidation catalyst inlet temperature is greater than or equal to 450 °F and less than or equal to 1350 °F
NOX, tons/year The combined total NOX from emissions units RICE01 through RICE10 shall not exceed 170.0 tons per year, based on a 12-month rolling total, calculated monthly
CO2, lb/MWhr CO2 emissions from each emissions unit (RICE01 through RICE10) shall not exceed 1,100 lb/MWhr of gross electric output based on a 12-month rolling average, calculated monthly
VOC, lb/hr 4.49 lb/hr each unit, excluding startup
CO, lb/hr 4.43 lb/hr each unit, excluding startup
PM10/PM2.5, lb/hr 2.37 lb/hr each unit ​