Source document
El Nido Elementary School, CA 2009 Consumer Confidence Report
The original annual drinking-water report. Every number on the El Nido Elementary School, CA water quality page is pulled from this document.
The El Nido Elementary School, CA figures for 2009 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the El Nido Elementary School, 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