Source document
Heritage House, CA 2007 Consumer Confidence Report
The original annual drinking-water report. Every number on the Heritage House, CA water quality page is pulled from this document.
The Heritage House, CA figures for 2007 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Heritage House, 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