Source document
Iris Circle Water Corporation, AK 2012 Consumer Confidence Report
The original annual drinking-water report. Every number on the Iris Circle Water Corporation, AK water quality page is pulled from this document.
The Iris Circle Water Corporation, AK figures for 2012 come from EPA's national Safe Drinking Water database (SDWIS / ECHO) — not a single utility-published PDF. Every value on the Iris Circle Water Corporation, AK 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