Saint Lawrence Seaway Development Corporation
Saint Lawrence Seaway Development Corporation's Categorical Exclusions (opens in new tab)Categorical Exclusion
Saint Lawrence Seaway Development Corporation (SLSDC)
Exclusion Text
10. Maintenance dredging; In some areas, the river bottom has high spots caused by silting in from the banks, anchor dragging and/or river current. In these areas, Maintenance dredging is required to maintain our congressionally mandated 27 ft. waterway. No other dredging will be allowed under this category. Our maintenance dredging is performed under specific permit conditions approved by the New York State Department of Environmental Conservation and the U.S. Army, Corps of Engineers.
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