Source document

Hillcrest, IL 2005 Consumer Confidence Report

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

The Hillcrest, IL figures for 2005 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Hillcrest, 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