Source document

Heritage Environmental, IL 2015 Consumer Confidence Report

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

The Heritage Environmental, IL figures for 2015 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Heritage Environmental, 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