Section 240.810  Tanks, Tank Batteries and Containment Dikes

a)         Tank Battery Registration

1)         All new tank batteries constructed after July 1, 2001 shall be registered with the Department, when the tank battery is constructed, by the permittee of the wells on the lease where the tank battery is located. Registration shall be on a form prescribed by the Department.

2)         All tank batteries existing on July 1, 2001 are required to be registered with the Department, by the permittee of the wells on the lease where the tank battery is located.

3)         All tank batteries shall be transferred, at the time of associated well transfers, on forms prescribed by the Department.

4)         No fee will be charged for tank registration and tank battery transfer.

5)         The tank battery registration number shall be displayed on the tank battery.

b)         Tank and Tank Battery Requirements

1)         All tanks and tank batteries containing produced fluids or equipped to receive produced fluids shall be surrounded by containment dikes.

2)         Tanks shall not be buried.

3)         All tanks shall be maintained in a leak-free condition.

4)         All open top tanks shall be covered with bird netting or other system designed to keep birds and flying mammals from landing in the tank.

5)         New tank batteries constructed after July 1, 2001 shall not be located:

A)        within 200 feet of an existing occupied dwelling, unless the current owner of the structure has provided a written waiver consenting to the construction closer than 200 feet, in which case the tank battery shall be completely fenced to prevent unauthorized access; or

B)        within 200 feet of a stream, body of water, or marshy land, unless the permittee can demonstrate to the Department that construction standards or topography will prevent accidental discharge into these features.

c)         Containment Dike Construction

1)         A containment dike shall have a capacity of at least 1 1/2 times the largest tank it contains, and be bermed at least 18 inches above the average ground surface surrounding the outside of the containment dike.

2)         Containment dikes shall be constructed of native soil.  In areas of sand, containment dikes shall be constructed of clay soils and the bottom of the dike area shall be lined with at least 6 inches of clay soil.

3)         Containment dikes shall not have any breach or other uncontrolled conduit that penetrates the dike and allows the discharge of produced water, liquid oilfield wastes or stormwater.

4)         Discharge of produced fluids, stormwater or other liquid oilfield wastes is prohibited, unless the permittee obtains an NPDES permit from the Illinois Environmental Protection Agency (IEPA).

d)         Containment Dike Maintenance

1)         The area within the dike shall remain free of liquid oilfield waste, general oilfield waste, equipment debris, stormwater runoff and excessive vegetation.

2)         Any spill or discharge of produced fluids or other liquid oilfield wastes occurring within a containment dike shall be remediated in place in accordance with Section 240.891(a).

3)         Any spill escaping from a containment dike shall be cleaned up in accordance with Sections 240.890 and 240.895 of this Part.

e)         Tank and Containment Dike Restoration

1)         Remove all tanks and above ground piping and flowlines coming into tank battery.

2)         Level and grade soil containment dikes.

3)         Remove from site all non-soil constructed containment dikes.

4)         Remediate all oil contaminated soil at tank site in accordance with Section 240.891(a).

(Source:  Amended at 25 Ill. Reg. 9045, effective July 9, 2001)