Stickney is considered the biggest or one of the biggest wastewater treatment plants in the world, treating 1,440 times the average daily volume of Illinois plants during high flow, compared to an average Illinois plant treating about 1 million gallons per day.

factualpending

Speaker

Joe Cummings

Evidence Quote

In general, Stickney is considered the biggest or one of the biggest plants in the world... we're treating 1,440 times that during high flow.

Source

How Chicago Cleans 1.4 Billion Gallons Of Wastewater Every Day | Deep Cleaned | InsiderInsider
Created: 8/10/2026, 10:46:36 PM

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