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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
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Centennial Fountain
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Addison Creek Reservoir and Channel Improvements
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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You Can Help Prevent Flooding and Protect Water Quality
Flush With Care
Rain Barrels
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IICP Technical Guidance Manual (TGM)
Operation and Maintenance Manual for Separate Sanitary Sewer Systems, MWRD, 1989
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Petition for Variance WMO-VP-17-01
Petition for Variance WMO-VP-21-01
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S&P Report 2024-11-22
2024-11-22
S&P Green Bonds 2024
2024-11-22
Fitch_Rating_November_2024.pdf
2024-11-22
2025 Budget – Tentative
2024-11-21
10-30-24 Civil Service Board Meeting Minutes
2024-11-21
North Branch WPC Meeting Agenda December 2024
2024-11-19
Lower Des Plaines River WPC Meeting Agenda November 2024
2024-11-07
2024 RD-925 Form, Instructions and Worksheets (Excel)
2024-11-07
2024 RD-925 Form, Instructions, and Worksheets (PDF)
2024-11-07
Report No. 24-43 Results of Acute Toxicity Testing with Ceriodaphnia dubia and Pimephales promelas on a November 2024 Effluent Sample From Metropolitan Water Reclamation District (MWRD)
2024-11-07
11-20-24 Civil Service Board Agenda
2024-11-12
Ethics Commission Meeting Minutes 11-17-23
2024-11-04
Ethics Commission Meeting Minutes 04-24-24
2024-11-04
Report No. 24-38 Results of Acute Toxicity Testing with Ceriodaphnia dubia and Pimephales promelas on a September 2024 Effluent Sample From Metropolitan Water Reclamation District (MWRD)
2024-11-04
Assist Agency List
2024-10-31
9-11-24 Civil Service Board Meeting Minutes
2024-10-30
FEMA City of Harvey Public Notice
2024-10-30
Harvey Draft Environmental Assessment - Executive Summary
2024-10-30
Harvey Draft Environmental Assessment
2024-10-30
Report No. 24-36 Tunnel and Reservoir Plan McCook Reservoir Annual Groundwater Monitoring Report for 2023
2024-10-28
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