Source document
Asher Util Dev Auth, OK 2018 Consumer Confidence Report
The original annual drinking-water report. Every number on the Asher Util Dev Auth, OK water quality page is pulled from this document.
The Asher Util Dev Auth, OK figures for 2018 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Asher Util Dev Auth, OK 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