National Pollutant Discharge Elimination System (NPDES) Permits

NPDES Facility Permits

Calumet Water Reclamation Plant NPDES Permit*
*Renewal application submitted to IEPA 1/31/2022, waiting for the IEPA to issue renewed permit 

Egan Water Reclamation Plant NPDES Permit*
*Renewal application submitted to IEPA 6/26/2025, waiting for the IEPA to issue renewed permit

Hanover Park Water Reclamation Plant NPDES Permit

Kirie Water Reclamation Plant NPDES Permit

Lemont Water Reclamation Plant NPDES Permit*
*Renewal application submitted to IEPA 7/27/2012, waiting for the IEPA to issue renewed permit 

Lockport Powerhouse NPDES Permit

O'Brien Water Reclamation Plant NPDES Permit*
*Renewal application submitted to IEPA 1/31/2022, waiting for the IEPA to issue renewed permit

Stickney Water Reclamation Plant NPDES Permit*
*Renewal application submitted to IEPA 6/8/2018, waiting for the IEPA to issue renewed permit

General NPDES Permits

Calumet, Egan, Kirie, Hanover Park, and Stickney Water Reclamation Plants - Stormwater Discharges from Industrial Site Activities

Calumet, Lemont, Stickney, O’Brien Water Reclamation Plants and Lockport Powerhouse - Chloride TLWQS

MWRDGC Pesticide Application Point Source Discharges

IEPA Air Permits

Calumet Water Reclamation Plant FESOP*
*Renewal application submitted to IEPA 5/29/2025, waiting for the IEPA to issue renewed permit

Egan Water Reclamation Plant FESOP*
*Renewal application submitted to IEPA 1/9/2025, waiting for the IEPA to issue renewed permit

Stickney Water Reclamation Plant Title V CAAPP*
*Renewal application submitted to IEPA 5/13/2010, waiting for the IEPA to issue renewed permit

IEPA Operating Permits

CALSMA HASMA Beneficial Use Determination

Calumet and Stickney Water Reclamation Plants - Land Application of Sewage Sludge

Calumet East and West Solids Management Areas

Calumet East Solids Management Area Compost

Calumet East Solids Management Area Supplemental Compost

Controlled Solids Distribution Program*
*Renewal application submitted to IEPA 6/17/2024, waiting for the IEPA to issue renewed permit

Egan Water Reclamation Plant - Backup Solids Drying Area

Egan Water Reclamation Plant - Solids Drying Areas

Hanover Park Fischer Farm Dedicated Sludge Disposal Site

Harlem Avenue Solids Management Area Compost

Harlem Avenue Solids Management Area Drying Operations

Harlem Avenue Solids Management Area Supplemental Compost

Kirie Water Reclamation Plant - Gloria Alitto Majewski Reservoir

MWRDGC Prairie Plan Project*
*Renewal application submitted to IEPA 6/8/2018, waiting for the IEPA to issue renewed permit

Stickney Solids Drying Areas 

Stickney Water Reclamation Plant Septage Disposal