Section 215.483  Material Storage and Transfer

The owner or operator of a pharmaceutical manufacturing plant shall:  

a)         Provide a vapor balance system that is at least 90.0 percent effective in reducing volatile organic material emissions from truck or railcar deliveries to storage tanks with capacities equal to or greater than 7.57m (2,000 gallons) that store volatile organic liquids with vapor pressures greater than 28.0 kPa (4.1 psi) at 294.3 K (70 F); and

b)         Install, operate and maintain pressure/vacuum conservation vents set at 0.2 kPa (0.03 psi) or greater on all storage tanks that store volatile organic liquids with vapor pressures greater than 10 kPa (1.5 psi) at 294.3 K (70 F).

(Source:  Amended at 15 Ill. Reg. 8018, effective May 14, 1991)