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Superfund / South Dakota

Williams Pipe Line Co. Disposal Pit

Sioux Falls, Minnehaha County, South Dakota

EPA deleted this site from the NPL on 04/02/1999, meaning the planned cleanup actions were completed and reviewed. Deletion ends the federal project; it does not return the land to its original condition, and use restrictions can remain.

EPA IDSDD000823559
StatusDeleted NPL Site
HRS score42.24
Proposed10/26/1989
Listed08/30/1990
Construction complete09/29/1994
Deleted04/02/1999
Coordinates43.54530, -96.79560
EPA site progress profileListing narrative (PDF)Minnehaha County environmental record

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