Source document
White Hall, IL 1994 Consumer Confidence Report
The original annual drinking-water report. Every number on the White Hall, IL water quality page is pulled from this document.
The White Hall, IL figures for 1994 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the White Hall, IL 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