St. Louis River Area of Concern Update: Azcon/DSPA Slip Remediation Project

SLR Area of Concern Updates
Written By St. Louis River Alliance
Azcon remediation project sign.jpg

ST. LOUIS RIVER AREA OF CONCERN UPDATES: The remedial construction in the Azcon/DSPA Slip started this week!The activities at the site will include dredging and landfill disposal of approximately 700 cubic yards of contaminated sediments, followed by capping and armoring 2.2 acres of the slip. The remedial cap will be constructed with clean material beneficially dredged from the Duluth Navigational Channel. Construction is anticipated to continue throughout the month of October, and be completed by early November depending on weather. 

More information can be found at:https://www.pca.state.mn.us/waste/st-louis-river-area-concern-sediment-cleanup-sites

Mixing portland cement w dredged sediment to stabilize it for transport and disposal.jpeg
Barge loaded with contaminated sediments dredged from Azcon_DSPA slip.jpeg
St. Louis River Alliance https://www.stlouisriver.org
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