Source document
Land and Wtr Assn, IL 2007 Consumer Confidence Report
The original annual drinking-water report. Every number on the Land and Wtr Assn, IL water quality page is pulled from this document.
The Land and Wtr Assn, IL figures for 2007 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Land and Wtr Assn, 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