Thornton Quarry Reservoir | Gate Operating Systems ...
Thornton Quarry Reservoir Serves 500,000. According to information released by the Metropolitan Water Reclamation District (MWRD), over 500,000 people benefit directly from the protection to over 180,000 homes in the 14 communities to the south of Chicago. A spokesperson for the MWRD said, "We are happy to put our latest engineering marvel to work. The Thornton Composite Reservoir is the ...