Comprehensive Chemical Analysis

CHICAGO DEPARTMENT OF WATER MANAGEMENT

Data from the City of Chicago prior to 2020 can be found on their website:  City of Chicago’s Comprehensive Chemical Analysis

DUPAGE WATER COMMISSION

2024
2023
2022
2021
2020

To obtain a hard copy of the Consumer Confidence Report, call 630-834-0100.

Any documents prior to 2020 are available upon FOIA request.

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Comprehensive Chemical Analysis

Lead and Copper Rule

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