Illinois · system IL0314120 · serves 41,500 people
The record on file
Shown with its date for reference. It is not counted in any NitrateSmart figure; when the state publishes a newer result, this page updates with it.
Source: Illinois Environmental Protection Agency record · Illinois · system IL0314120 · last reported July 26, 2023 — before the current window (August 9, 2023 to August 9, 2026).
Nitrate in community water systems, from the utilities’ own compliance reporting.
Results reaching back to July 2023 · current through August 9, 2026.
The result shown predates the three-year window ending August 9, 2026; it is displayed for reference and counted in no figure.
Educational information, not medical or personal safety advice.