Source document

Edwardsville, IL 2025 Consumer Confidence Report

The original annual drinking-water report. Every number on the Edwardsville, IL water quality page is pulled from this document.

The Edwardsville, IL figures for 2025 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Edwardsville, IL water quality page is transcribed from that public dataset, and you can verify it against the same source below.

View the source dataset ↗

https://echo.epa.gov/tools/data-downloads/sdwa-download-summary