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Restoring Sheboygan River AOC (timeline)

Year Critical Actions
2015

Two beneficial use impairments are removed:

  • Restrictions on Dredging
  • Eutrophication
2014

The first beneficial use impairment is removed.

  • Restriction on dredging

2013

Shoreline restoration, bank stabilization, and in-stream habitat projects are completed at Kiwanis Park, Wildwood Island, and the area of Taylor Drive and Indiana Avenue. $5.5 million in GLRI funds is used towards the projects. Cleanup in the AOC is deemed complete in June, as all major management actions needed to delist the AOC have been completed.

2012

An update to the Stage II RAP is produced that addresses progress made since the 2011 RAP. 


EPA begins $30-35 million Legacy Act project to remove 160,000 cubic yards of sediment contaminated with PCBs and PAHs. Navigation is also improved as a result of dredging. 

2011

Stage II of the RAP iscompleted. The document identifies actions needed to initiate the delisting process. 

2008

A report is completed regarding delisting targets for the AOC. 

2007

Phase II of the Sheboygan Superfund site cleanup is completed, removing a large amount of river contamination. Phase I was completed in 2004. 

2004

The City of Sheboygan and WDNR complete the redevelopment of the former C. Reiss Coal Peninsula on Lake Michigan and the Sheboygan River. It includes permitting for seawall reconstruction and a dune re-creation project.


WDNR concludes two Onion River trout stream restoration projects, a small wetland restoration, and trout population surveys on the Onion River and its tributaries.

2001

Sheboygan County Planning and Conservation Department begin the vegetated buffer strip program. The program is ongoing with the goal of installing vegetated buffers along all streams considered navigable under Sheboygan County’s shoreland and floodplain ordinances.

1995

An update to the remedial action plan is published. 

1989

Stage I of the Sheboygan River remedial action plan is published.