An official website of the United States government
Here's how you know
Official websites use .mil
website belongs to an official U.S. Department of Defense organization in the United States.
Secure .mil websites use HTTPS
means you’ve safely connected to the .mil website. Share sensitive information only on official, secure websites.
Skip to main content (Press Enter).
US Army Corps of Engineers
Chicago District Website
Mission and Vision
Business With Us
What We Do
Local Guide Specifications
How to Apply
Civil Works Projects
Public Review Documents
Illinois Waterway Navigation
How to Submit an Application
IL Nationwide Permits
Lake Michigan Regional General Permit
Indiana Regional General Permit
District Visitors Policy
Lake Michigan Diversion Accounting
Great Lakes Coastal Resiliency
Chicago Area Waterway
Upper Wabash - Daily Lake Report
Upper Wabash - Yearly Reports
Yearly Report - Roush - 2019
Yearly Reports - Roush - 2018
JE Roush - Updated Lake Temperatures & DO
Salamonie - Updated Lake Temperatures & DO
Mississinewa - Updated Lake Temperatures & DO
Floodplain Management Services Program
Electric Barriers Fish-Vessel Interaction
Locks & Dams
USACE Office Locator
Meet Our Team: Chicago Lock Operators
Two of the U.S. Army Corps of Engineers Chicago District's best and brightest Chicago Lock operators: Richard Munoz Jr., and Justin Detert, discuss their careers with USACE, explain why they like what they do, and highlight facts about the lock.
USACE Chicago District completes fiscal year with $157.6 million program
The U.S. Army Corps of Engineers Chicago District closed out fiscal year 2021 executing a $157.6 million program.