Category: Eastside Combined Sewer

Eastside Combined Sewer Location: East of Ridge Road. History: First version was installed in 1890s. System For: Storm runoff Domestic sewage Industrial/commercial wastewater Combined Sewer Specs: 47 miles of sewer lines. Clay and reinforced concrete pipe, 8- to 96-inches in diameter. Flows into MWRD system. MWRD treats the …

Wilmette is part of the Metropolitan Water Reclamation District (MWRD) of Greater Chicago. And, I’ve realized, things get complicated when you share a sewer system with 9.5 million people! Just to add to the complexity, the whole system ultimately flows into the Chicago River. And that river, which …