Source document
Old Indian Trail, CT 2021 Consumer Confidence Report
The original annual drinking-water report. Every number on the Old Indian Trail, CT water quality page is pulled from this document.
The Old Indian Trail, CT figures for 2021 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Old Indian Trail, CT 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