Section 811.859. Spent media.  


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  • (1) General. Spent media from water treatment plants may require special handling and disposal. The department shall evaluate on a case-by-case basis the proper handling and disposal techniques for spent media under any of the following circumstances:
    (a) Granular activated carbon shall be evaluated when treating water with volatile organic compounds or radium, uranium, or radon gas.
    (b) Filter sand, green sand, ion exchange media, membranes, support media, and other media that may retain radionuclide material shall be evaluated when treating water with radium-226, radium-228, or uranium.
    (2) Disposal approval. The department shall be contacted for approval prior to disposal of the medias listed in sub. (1) . A written request indicating the type of media, the volume of media, the contaminants of concern and their concentration in the influent water and the media, the proposed method of transportation, and the proposed method of disposal shall be submitted to the department.
History: CR 09-073 : cr. Register November 2010 No. 659 , eff. 12-1-10.