Section 170.411  USTs Out of Service

USTs may remain non-operational, but shall meet the complete upgrade requirements specified in this Part and 40 CFR 280, and may continue in a state of nonuse provided the requirements of this Section are met.  The tank must be removed within 60 days after a Notice of Violation is issued by the OSFM if, at any time after a UST is taken out of service, the tank is not maintained in compliance with 40 CFR 280 and the following requirements:

a)         The UST and product lines are empty, with no more than 1 inch of product remaining in the tank; if not, tank and line release detection must remain in operation and must be maintained.

b)         Cathodic protection shall be maintained and operational for all tanks and lines, and tested as required, to include flex/pipe connectors.  This will include any monthly logs that need to be maintained.

c)         The Office of the State Fire Marshal receives a written request, within 30 days after the date the tanks was last used, requesting out of service status.

d)         Leave vent lines open and functioning.

e)         Within 7 days, the owner/operator shall cap and secure all product and electric lines, and secure all pumps, manways and ancillary equipment.

f)          A UST system may be put back in operation any time during the first 12 months, subject to the requirement that the OSFM be notified in writing at least 10 days prior to operation.

g)         If there is no ongoing incident cleanup specific to the tank or tanks that are the subject of the out of service request, a site assessment verifying the absence of a release shall be conducted at the end of one year from the date of non-use, and a report shall be submitted to the OSFM.

h)         Systems out of use for over 1 year may be put back in service provided that:

1)         Tanks and lines are to be precision tested and proven sufficient.

2)         Line leak detectors must be tested and proven sufficient.

3)         Tank and line release detection is tested and proven operational.

4)         Cathodic protection is tested and proven sufficient.

5)         Site assessment verifying the abence of a release was conducted at the end of the first year.

6)         All test results referenced in subsections (h)(1)-(5) must be performed not less than 30 days before placing the tank back in service and submitted to the Office of the State Fire Marshal 10 days prior to reopening so that a certification audit can be performed.

i)          The state of non-operations may continue for a period of 5 years from the first date of non-operational status provided that the requirements of this Section are met.  After 5 years of non-operation, the tank system shall be removed within 60 days after the conclusion of the 5-year period.

(Source:  Amended at 32 Ill. Reg. 1428, effective February 1, 2008)