Black River, Upper Peninsula, Michigan

Detroit District
Published Jan. 11, 2024

Black River Harbor, Michigan is located at the mouth of the Black River on the south shore of Lake Superior 39 miles westerly from Ontonagon, MI, and 47 miles easterly from Ashland, WI. The project was authorized by the Rivers and Harbors Act of March 2, 1945. The existing project provides for two converging breakwaters, an entrance channel between breakwaters, an inner channel, and an irregular harbor basin. The harbor services primarily recreational navigation interests.

Project Map
Dredging Information

eHydro Website

2023 Black River PCS

2022 Black River PCS

2021 Black River PCS

2019 Black River PCS-PDF

2019 Black River PCS-DGN