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In 1910, the North Shore Channel was completed to provide drainage for the marshy areas north of the city and to direct lake water into the North Branch of the Chicago River for dilution. The Cal-Sag Channel was ready for operation in 1922, which also was the year the first treatment plant of the Sanitary District of Chicago was completed.
Seal of Chicago pre 1895. In 1837, when Chicago was incorporated as a city, a new seal was drafted by Mayor William B. Ogden, Aldermen Josiah Goodhue and Daniel Pearsons.In the ordinance, the seal is described as "a shield (American) with a sheaf of wheat on its center; a ship in full sail on the right; a sleeping infant on the top; an Indian with bow and arrow on the left; and with the motto ...
Aerial view of Phase II of the McCook Reservoir under construction in 2023. The Tunnel and Reservoir Plan (abbreviated TARP and more commonly known as the Deep Tunnel Project or the Chicago Deep Tunnel) is a large civil engineering project that aims to reduce flooding in the metropolitan Chicago area, and to reduce the harmful effects of flushing raw sewage into Lake Michigan by diverting ...
The water cribs in Chicago are structures built to house and protect offshore water intakes used to supply the City of Chicago with drinking water from Lake Michigan. Water is collected and transported through tunnels located close to 200 feet (61 m) beneath the lake, varying in shape from circular to oval, and ranging in diameter from 10 to 20 ...
In 1933, the city celebrated Chesbrough’s contributions to the city's progress by placing a commemorative tablet at the Chicago Avenue water tower. The tunnel and crib, which had become known as the "Two-Mile Tunnel" and "Two-Mile Crib" were closed and demolished in 1936. Contractors first closed and pumped the water out of the well and crib.
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Chicago, along with New York City and Los Angeles, California are the three most populous cities of the U.S., yet Chicago is only half the other two cities' individual land areas. Chicago's nickname, "The Windy City," actually acquired from a political op-ed piece, fits the city well as its location on Lake Michigan moderates the climate and ...
It would also improve sampling protocols used by public water systems. All of this, a monumental task, especially for cities like Chicago. "We're number one in the country, 400,000 lead service lines.