DECORAH WATER DEPARTMENT

DECORAH, IA · ~7,615 people served

Check your exact address → DECORAH overview

100

Excellent

PurityRadar safety score

PWSID

IA9630012

State

Iowa

City

DECORAH

Population served

7,615

Primary source

Groundwater

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 100

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

Latest detections from EPA’s UCMR5 monitoring (through Nov 2023). Levels in parts per trillion (ppt).

PFBS

7 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement May 2010. Official EPA record →

Monitoring & reporting · Total coliform began Jan 2010 Resolved

Monitoring & reporting · Nitrate began Apr 2007 Resolved

Monitoring & reporting · EPA contaminant 2976 began Oct 1995 Resolved

Recent enforcement actions

State action · SIF May 2010
State action · SFJ Mar 2010
State action · SIE Mar 2010
State action · SOX Feb 2010
State action · SOX Aug 2007
State action · SOX Feb 1996
State action · SFJ Feb 1996
State action · SFJ Feb 1996

This profile is built from EPA public records for system IA9630012 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.