Source document
Charter Township of Alpena, MI 1999 Consumer Confidence Report
The original annual drinking-water report. Every number on the Charter Township of Alpena, MI water quality page is pulled from this document.
The Charter Township of Alpena, MI figures for 1999 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Charter Township of Alpena, MI 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