Dates: circa 1866-2011. Size: 118 linear feet in 70 boxes including 55 scrapbooks and one bound atlas. Chicago Public Library, Harold Washington Library Center, Special Collections. Today, Chicago’s Department of Water Management delivers nearly 1 billion gallons of drinking water to residents of Chicago and 125 suburbs daily. The collection includes historic documentation of the Jardine Water Purification Plant (formerly Central District Filtration Plant), Eugene Sawyer Water Purification Plant (formerly South District Filtration Plant), the water cribs in Lake Michigan, and Chicago’s 12 pumping stations, including Chicago Water Tower (Chicago Avenue Pumping Station). Historic materials in this collection include articles, brochures, newsletters, pamphlets, photographs, press releases, reports, and scrapbooks. [Partially processed]