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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
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You Can Help Prevent Flooding and Protect Water Quality
Combined Sewer Overflow Notification
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Operation and Maintenance Manual for Separate Sanitary Sewer Systems, MWRD, 1989
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Lower Des Plaines WPC Meeting Agenda January 2024
2024-01-18
Little Calumet River WPC Meeting Agenda January 2024
2024-01-11
M & R Seminar December 2023
2024-01-05
Poplar Creek WPC Meeting Agenda January 2024
2024-01-03
MWRD Calendar 2026
2025-12-15
Report No. 23-44 Thornton Composite Reservoir Groundwater Monitoring Report Third Quarter 2023
2023-12-29
Report No. 23-43 Thornton Composite Reservoir Groundwater Monitoring Report Second Quarter 2023
2023-12-29
Report No. 23-45 Calumet East and West Solids Management Area Monitoring Report for Third Quarter 2023
2023-12-29
Report No. 23-46 Harlem Avenue Solids Management Area Monitoring Report for Third Quarter 2023
2023-12-29
Report No. 23-47 Lawndale Avenue Solids Management Area Monitoring Report for Third Quarter 2023
2023-12-29
1-17-24 Civil Service Board Meeting Agenda
2023-12-29
Stickney TARP 2021-2030 - October 2025
2025-10-31
Calumet TARP 2021-2030 - October 2025
2025-10-31
West Side Raw 2021-2030 - October 2025
2025-10-31
Southwest Raw 2021-2030 - October 2025
2025-10-31
O'Brien Raw 2021-2030 - July 2025
2025-10-31
Lemont Raw 2021-2030 - October 2025
2025-10-31
Kirie Raw 2021-2030 - October 2025
2025-10-31
Hanover Park Raw 2021-2030 - October 2025
2025-10-31
Egan Raw 2021-2030 - October 2025
2025-10-31
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