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oct 25, 1801 - sewage and Industrial pollutants was released in water sources

Description:

Engineers reversed flow to stop the sewage and the industrial pollutants from going to Chicago water sources.The river was paved over if too polluted.

Added to timeline:

10 Oct 2017
1
0
282
1492-1920 Timeline

Date:

oct 25, 1801
Now
~ 217 years ago
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