35 Ill. Adm. Code 219.142
Pumps and Compressors
Section 219
Section 219.142 Pumps and
Compressors
No person shall cause or allow
the discharge of more than 32.8 ml (2 cu in) of VOL with vapor pressure of
17.24 kPa (2.5 psia) or greater at 294.3°K (70°F) into the atmosphere from any
pump or compressor in any 15 minute period at standard conditions.