Source document
La Salle, IL 2000 Consumer Confidence Report
The original annual drinking-water report. Every number on the La Salle, IL water quality page is pulled from this document.
The La Salle, IL figures for 2000 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the La Salle, 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