Marquette Harbor, Michigan

Detroit District
Published Jan. 9, 2024

Marquette Harbor, Michigan is located in Marquette Bay on the south shore of Lake Superior, 160 miles west of Sault Ste. Marie, MI, and 265 miles east from Duluth, Minnesota. The project was authorized by Rivers and Harbors Acts of March 2, 1867; August 11, 1888; June 25, 1910; August 30 1955; and, July 14, 1960. The existing project provides for 4,510 feet of breakwater, the inner 3,010 feet to be of timber and concrete and the remainder rubblemound, and for dredging a harbor basin 1,600 feet by 3,600 feet to a depth of 27 feet. At present, there are 2 coal docks and one petroleum dock served by the project.

Project Map
Dredging Information
Functional Project Map

2023 PDF  
2023 Marquette Harbor PCS eHydro Website
2022 PDF  
2022 Marquette Harbor PCS  
2021 PDF  
2021 Marquette Harbor PCS  
2020 PDF  
2020 Marquette Harbor PCS  
2019 PDF 2019 DGN
2019 Marquette PCS PDF 2019 Marquette PCS DGN