Source document
Harmony Grove San Dist, WI 2020 Consumer Confidence Report
The original annual drinking-water report. Every number on the Harmony Grove San Dist, WI water quality page is pulled from this document.
The Harmony Grove San Dist, WI figures for 2020 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Harmony Grove San Dist, WI 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