US Army Corps of Engineers
Chicago District Website

Michigan City Harbor, IN


River and Harbor Acts of 1836, 1870, 1899, 1905, 1927, and 1935. Section 107 of the River and Harbor Act of 1960. Section 123 of the Rivers and Harbors Act of 1970. Water Resources Development Act 1986 and 1996


The project consists of east and west piers (2,276 and 835 feet respectively of concrete capped timber cribs encased in sheetpile); a detached breakwater (1,304 feet of concrete capped timber cribs surrounded by riprap); an entrance channel 425 feet wide at –18.0 ft. Low Water Datum (LWD); an outer channel of 150 feet wide at –12.0 ft. LWD; and the Trail Creek channel 50 feet wide at –8.0 and –6.0 ft. LWD. A previously filled confined disposal facility was capped and transferred to the local sponsor.


The construction contract for the Michigan City Breakwater and East Pier Repairs was awarded in April 2019 and is scheduled to be completed by Oct 2020.  

Questions can be directed to the Public Affairs Office at (312) 846-5330, email at

Project Manager

Mike Nguyen