Source document
Napa River Ranch, CA 1996 Consumer Confidence Report
The original annual drinking-water report. Every number on the Napa River Ranch, CA water quality page is pulled from this document.
The Napa River Ranch, CA figures for 1996 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Napa River Ranch, CA 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