Source document
Williamsport Mun Water Auth, PA 2016 Consumer Confidence Report
The original annual drinking-water report. Every number on the Williamsport Mun Water Auth, PA water quality page is pulled from this document.
The Williamsport Mun Water Auth, PA figures for 2016 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Williamsport Mun Water Auth, PA 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