Source document

Hopkinton Water Department, MA 2025 Consumer Confidence Report

The original annual drinking-water report. Every number on the Hopkinton Water Department, MA water quality page is pulled from this document.

The Hopkinton Water Department, MA figures for 2025 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Hopkinton Water Department, MA 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