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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
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
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Addison Creek Reservoir and Channel Improvements
Blue Island Public Library Green Roof
Golf Mill Stormwater Park
La Grange Park
Mount Prospect Stormwater Projects
Robbins Stormwater Park and Midlothian Creek Restoration Project
UIC Green Infrastructure Project
Harvey Central Park Stormwater Detention Basin
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Stormwater Partnership Program
Green Infrastructure Partnership Program
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Voluntary Flood-Prone Property Acquisition Program
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Space To Grow
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Lower Des Plaines River
North Branch of the Chicago River
Poplar Creek
Little Calumet River
Upper Salt Creek
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McCook Reservoir Live Stream
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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
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Where Does It Go?
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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
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Engineering Consultant Resume Submittal Form
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Technical Guidance Manual (TGM)
Appendix C. Standard Details & Notes
Detention and Volume Control Trading
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IICP Reporting Forms
IICP Technical Guidance Manual (TGM)
Operation and Maintenance Manual for Separate Sanitary Sewer Systems, MWRD, 1989
IICP Training Workshops
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Petition for Variance WMO-VP-17-01
Petition for Variance WMO-VP-21-01
Petition for Variance WMO-VP-21-02
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Southwest Raw 2021-2030 - March 2026
2026-03-20
O'Brien Raw 2021-2030 - March 2026
2026-03-20
Lemont Raw 2021-2030 - March 2026
2026-03-20
Kirie Raw 2021-2030 - March 2026
2026-03-20
Hanover Park Raw 2021-2030 - March 2026
2026-03-18
Egan Raw 2021-2030 - March 2026
2026-03-18
Calumet Raw 2021-2030 - March 2026
2026-03-18
Stickney Outfall 2021-2030 - March 2026
2026-03-20
O'Brien Outfall 2021-2030 - March 2026
2026-03-20
Lemont Outfall 2021-2030 - March 2026
2026-03-20
Kirie Outfall 2021-2030 - March 2026
2026-03-20
Hanover Park Outfall 2021-2030 - March 2026
2026-03-20
Egan Outfall 2021-2030 - March 2026
2026-03-20
Calumet Outfall 2021-2030 - March 2026
2026-03-20
2022 SIU Exemplary List
2023-12-21
Guide to Public Leasing
2023-12-15
Guide to Commercial/Industrial Leasing
2023-12-15
Significant Industrial Users - July 2025
2025-07-16
Large Commercial-Industrial and Tax-Exempt Users - July 2025
2025-07-16
11-22-23 Civil Service Board Meeting Minutes
2023-12-13
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