Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 218 - ORGANIC MATERIAL EMISSION STANDARDS AND LIMITATIONS FOR THE CHICAGO AREA
Subpart B - ORGANIC EMISSIONS FROM STORAGE AND LOADING OPERATIONS
Section 218.123 - Petroleum Liquid Storage Tanks

1) Equipped before January 1, 1979 with one of the vapor loss control devices specified in Section 218.121(b) of this Part, except Section 218.121(b)(1) of this Part;

2) With a capacity of less than 151.42 cubic meters (40,000 gal);

3) With a capacity of less than 1,600 cubic meters (422,400 gal) and used to store produced crude oil and condensate prior to custody transfer;

4) With a capacity of less than 1,430 cubic meters (378,000 gal) and used to store produced oil or condensate in crude oil gathering;

5) Subject to new source performance standards for storage vessels of petroleum liquid, 40 CFR 60, as regulations promulgated by the U.S. Environmental Protection Agency under Section 111 of the Clean Air Act ( 42 USC 7411) , as amended. The provisions of Section 111 of the Clean Air Act ... are applicable in this State and are enforceable under [the Environmental Protection Act] (Ill. Rev. Stat. 1991, ch. 111 1/2, par. 1009.1(b)) [415 ILCS 5/9.1(b)] ;

6) In which volatile petroleum liquid is not stored; or

7) Which is a pressure tank as described in Section 218.121(a) of this Part.

1) The tank is equipped with one of the vapor loss control devices specified in Section 218.121(b) of this Part;

2) There are no visible holes, tears or other defects in the seal or any seal fabric or material of any floating roof;

3) All openings of any floating roof deck, except stub drains, are equipped with covers, lids or seals such that:

4) Routine inspections of floating roof seals are conducted through roof hatches once every six months;

5) A complete inspection of the cover and seal of any floating roof tank is made whenever the tank is emptied for reasons other than the transfer of petroleum liquid during the normal operation of the tank, or whenever repairs are made as a result of any semi-annual inspection or incidence of roof damage or defect; and

6) A record of the results of each inspection conducted under subsection (b)(4) or (b)(5) of this Section is maintained.