Source document
Bear Butte Valley Water, SD 2025 Consumer Confidence Report
The original annual drinking-water report. Every number on the Bear Butte Valley Water, SD water quality page is pulled from this document.
The Bear Butte Valley Water, SD figures for 2025 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Bear Butte Valley Water, SD 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