327 IAC 6.1-8-8 Closure of storage structures

Sec. 8. In the event a storage structure ceases to be operated or used for more than two (2) years, it is the responsibility of the person who signed the statement submitted in accordance with section 1(h) of this rule to close the storage structure properly. The following steps are required: (1) The commissioner shall be notified at least thirty (30) days in advance that the storage site is to be closed. (2) The contents of a storage structure must be disposed of in a manner consistent with this article and as required by the commissioner. (3) A lagoon must be either: (A) leveled or filled with earth and its appurtenances removed; or (B) cleaned and closed in an alternative manner that has been approved by the commissioner. (4) Except for lagoons, a storage structure must be dismantled and removed or its interior filled with earth. (5) The site shall be returned approximately to its natural contours and be mounded to allow for settling and to divert surface waters. (6) Documentation indicating that the requirements of this section have been met must be sent to the commissioner within thirty (30) days of the completion of closure.