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