35 Ill. Adm. Code 728.114
Surface Impoundment Exemptions
Section 728
Section 728.114 Surface
Impoundment Exemptions
a) This Section defines additional circumstances under which an
otherwise prohibited waste may continue to be placed in a surface impoundment.
b) Wastes that are newly identified or listed by USEPA persuant
to Section 3001 of RCRA (42 USC 6921) after November 8, 1984 and which are stored
in a surface impoundment that is newly subject to subtitle C of RCRA (42 USC 6921
et seq.) as a result of the additional identification or listing may continue
to be stored in the surface impoundment for 48 months after the promulgation of
the additional listing or characteristic, notwithstanding the fact that the
waste is otherwise prohibited from land disposal, provided that the surface
impoundment is in compliance with the requirements of Subpart F of 35 Ill. Adm.
Code 725 within 12 months after promulgation of the new listing or
characteristic.
c) Wastes that are newly identified or listed by USEPA under
Section 3001 of RCRA (42 USC 6921) after November 8, 1984 and which are treated
in a surface impoundment that is newly subject to Subtitle C of RCRA (42 USC
6921 et seq.) as a result of the additional identification or listing may
continue to be treated in that surface impoundment, notwithstanding the fact that
the waste is otherwise prohibited from land disposal, provided that the surface
impoundment is in compliance with the requirements of Subpart F of 35 Ill. Adm.
Code 725 within 12 months after the promulgation of the new listing or
characteristic. In addition, if the surface impoundment continues to treat
hazardous waste after 48 months from promulgation of the additional listing or
characteristic, it must then be in compliance with Section 728.104.