Source document
North Shore Water Commission, WI 1997 Consumer Confidence Report
The original annual drinking-water report. Every number on the North Shore Water Commission, WI water quality page is pulled from this document.
The North Shore Water Commission, WI figures for 1997 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the North Shore Water Commission, WI 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