Source document
Oceano Comm Services Dist., CA 1992 Consumer Confidence Report
The original annual drinking-water report. Every number on the Oceano Comm Services Dist., CA water quality page is pulled from this document.
The Oceano Comm Services Dist., CA figures for 1992 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Oceano Comm Services Dist., 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