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University Library, University of Illinois at Urbana-Champaign

Illinois Water Supply Information: Find Information on Your Drinking Water

This guide is intended to help citizens of Illinois find information about Illinois water supplies. It includes information resources from the state and federal government, news sources, and library holdings, including digital collections.

Drinking water alerts

To find boil orders and other drinking water alert information for public water supplies in your area start with your local public health department.

Test Your Water