Source document
Harper Ridge, MI 2024 Consumer Confidence Report
The original annual drinking-water report. Every number on the Harper Ridge, MI water quality page is pulled from this document.
The Harper Ridge, MI figures for 2024 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Harper Ridge, MI 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