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Metropolitan Water Reclamation District of Greater Chicago
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What We Do
Protecting Water Quality
Wastewater Treatment
What happens at a water reclamation plant?
Fish Species in the Chicago Area Waterway System
Argonne partners with MWRD to study Chicago River microbe population
Nutrient Reduction Research
PFAS
Water Reuse
Reducing Flooding
Chicago Area Waterway System (CAWS)
Chicago Area Waterway System Operations
Lockport Powerhouse
Sidestream Elevated Pool Aeration (SEPA) Stations
Centennial Fountain
Stormwater Management
Program Mission and Achievements
History
Projects
LeMoyne St & Maypole Ave Underground Storage Projects
Robbins Stormwater Park and Midlothian Creek Restoration Project
Blue Island Public Library Green Roof
Addison Creek Reservoir and Channel Improvements
Harvey Central Park Stormwater Detention Basin
Watershed Planning Councils
WPC Meeting Calendar
Stormwater Partnerships
Stormwater Partnership Program
Green Infrastructure Partnership Program
Technical Assistance
Voluntary Flood-Prone Property Acquisition Program
Reference Documents
Green Infrastructure
Space To Grow
Stream Maintenance
Stormwater Plans and Reports
Stormwater Planning
Watersheds
Cal-Sag Channel
Lower Des Plaines River
North Branch of the Chicago River
Poplar Creek
Little Calumet River
Upper Salt Creek
Environmental Justice
Community Announcements
Tunnel and Reservoir Plan (TARP)
Tunnel and Reservoir Plan (TARP) Levels
McCook Reservoir Live Stream
History
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Previous Annual Budgets by Year
Management and Administration
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Ethics Commission Meetings
Biosolids
Biosolids Newsletters
Careers
Career Opportunities
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Employee Benefits Summary
List of Careers at the MWRD
Internships
Mission and Service Area
Differences between the Metropolitan Water Reclamation District of Greater Chicago and the Chicago Department of Water Management
Strategic Plan
Financial Reports
Climate Action Plan
Documents and Data
Document Finder
Tunnel and Reservoir Plan Data and Reports
Chicago Area Waterways Water Quality Monitoring
Water Reclamation Plant Data and Reports
Biosolids Monitoring Reports
Permits for MWRD Facilities
Nutrient reports
Atlases
GIS and Map Data
Community Action
You Can Help Prevent Flooding and Protect Water Quality
Combined Sewer Overflow Notification
Flush With Care
Rain Barrels
Understanding Your Sewer
Native Landscaping
Protect the Pollinators
Trees/Restore the Canopy
Save the Monarchs
Go Easy on the Salt
Medication Disposal
Freedom of Information Act (FOIA)
What to do During Flooding
Community Partnership Council
Overflow Action
Report Waterway Blockages, Odors or Water Pollution
Education
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K–12 Learning
Where Does It Go?
Publications
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Doing Business
Procurement and Materials Management
A How to Video on Submitting a Responsive Bid Response/Proposal Response
Selling to the MWRD
How the MWRD Procures Goods and Services
Types of Goods and Services the District Typically Purchases
7 Easy Steps to Doing Business
The Three Vendor Registrations Required by the MWRD
Frequently Asked Questions
Bid Opening Live Stream
Engineering Consultant Resume Submittal Form
Procurement and Materials Management Vision and Values
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Business Success Stories and Testimonials
PRiSM Compliance Management Vendor Assistance
Events
Contact Information
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Featured Properties
Watershed Management Ordinance and Infiltration/Inflow
Watershed Management Ordinance and Technical Guidance Manual
Authorized Municipalities and Multi-County Municipalities
Become a Multi-County Municipality
Become an Authorized Municipality
Resources for Authorized Municipalities
Technical Guidance Manual (TGM)
Appendix C. Standard Details & Notes
Detention and Volume Control Trading
Presentations
WMO Design Calculators
WMO Permit Checklists
Watershed Management Ordinance (WMO) Frequently Asked Questions (FAQs)
Permit Application Documents
Permit Inquiries
Permit Determinations
Revisions to Issued Permits
Infiltration/Inflow Control Program (IICP)
IICP Reporting Forms
IICP Technical Guidance Manual (TGM)
Operation and Maintenance Manual for Separate Sanitary Sewer Systems, MWRD, 1989
IICP Training Workshops
Geographic Information System Assistance
Pre-Application Meetings
Petitions for Variance
Petition for Variance WMO-VP-17-01
Petition for Variance WMO-VP-21-01
Petition for Variance WMO-VP-21-02
WMO Permit Application Submittal System (WPASS)
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Contact Pretreatment and Cost Recovery
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User Charge Program
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Chemical Toilet Waste Program
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MWRD List of Approved Brokers as of August 2026
2026-08-17
2026-2030 Strategic Plan Draft
2026-08-17
S&P Report 2026-08-12
2026-08-17
Fitch Rating August 2026
2026-08-17
M & R Seminar July 2026
2026-08-13
M & R Seminar June 2026
2026-08-13
M & R Seminar May 2026
2026-08-13
2025 Stormwater Annual Report
2026-08-12
Facility Classification Questionnaire (FCQ)
2026-08-11
M & R Seminar April 2026
2026-08-07
M & R Seminar March 2026
2026-08-07
M & R Seminar Feb 2026
2026-08-07
Biosolids Metals Q1 2026
2026-08-07
M & R Seminar December 2025
2026-08-06
Overflow Action Days Flier
Tarp Status Report 2026
List of SIUs August 2026
2026-08-03
List of LCIUs and TXEs August 2026
2026-08-03
8-19-26 Civil Service Board Agenda
2026-07-30
SRF Loan No. L177090 – MWRD Contract No. 21-092-3P Battery E Activated Sludge Facility, O’Brien WRP
2026-07-21
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