35 Ill. Adm. Code 219.442
Vacuum Producing Systems
Section 219
Section 219.442 Vacuum
Producing Systems
No owner or operator of a
petroleum refinery shall cause or allow the operation of any vacuum producing
system unless the condensers, hot wells and accumulators of any such system are
equipped with vapor loss control equipment including, but not limited to,
piping, valves, flame arrestors and hot well covers, to vent any volatile
organic material with a vapor pressure of 10.34 kPa (1.5 psia) or greater at
294.3°K(70°F) to a heater, fire box, flare, refinery fuel gas system, or other
equipment or system of equal emission control as approved by the Agency and
approved by the USEPA as a SIP revision. This Section shall not apply to
vacuum producing systems on lube units.