US Army Corps of Engineers
Chicago District Website

Morton Arboretum


Section 206, Water Resources Development Act 1996, as amended (Continuing Authority Program)


The Morton Arboretum project site is in Lisle, Ill., on the DuPage River East Branch. The goal of this project is to improve fish and other aquatic habitat, while addressing streambank erosion. Project features include adding boulders and woody structures to the river; grading the banks back to a more natural slope and stabilizing with native vegetation; and removing exotic vegetation from the floodplain and replanting with native vegetation.


Total Project Cost:


Federal Project Cost:


Non-Federal Cost:



The construction contract was awarded in July 31, 2015.  All heavy construction has been completed, and maintenance and monitoring of vegetation will continue through the life of the contract.  All plugs have been planted for the season, invasive treatment, and monitoring continues. Construction completion anticipated in Dec 2020.

Project Manager

Nicole Toth

Project Area

Click map to enlarge.