Source document
Carbon Hill Water Association, OH 2016 Consumer Confidence Report
The original annual drinking-water report. Every number on the Carbon Hill Water Association, OH water quality page is pulled from this document.
The Carbon Hill Water Association, OH figures for 2016 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Carbon Hill Water Association, OH 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