Source document
Weir Gulch Water Assn, ID 2018 Consumer Confidence Report
The original annual drinking-water report. Every number on the Weir Gulch Water Assn, ID water quality page is pulled from this document.
The Weir Gulch Water Assn, ID figures for 2018 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Weir Gulch Water Assn, ID 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