AMES WATER TREATMENT PLANT

AMES, IA · ~55,177 people served

Check your exact address → AMES overview

100

Excellent

PurityRadar safety score

PWSID

IA8503039

State

Iowa

City

AMES

Population served

55,177

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 Jun 2025). Levels in parts per trillion (ppt).

Lithium

26,000 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jul 2014. Official EPA record →

Monitoring & reporting · Total trihalomethanes (TTHM) began Apr 2013 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Apr 2013 Resolved

Monitoring & reporting · Nitrate began Oct 2004 Resolved

Monitoring & reporting · EPA contaminant 2976 began Jul 1995 Resolved

Monitoring & reporting · EPA contaminant 2380 began Oct 1994 Resolved

Monitoring & reporting · Total coliform began Jul 1993 Resolved

Monitoring & reporting · Nitrate began Jul 1987 Resolved

Recent enforcement actions

State action · SIF Jul 2014
State action · SIF Jul 2014
State action · SIE Aug 2013
State action · SFJ Aug 2013
State action · SIE Aug 2013
State action · SFJ Aug 2013
State action · SOX Jul 2013
State action · SOX Jul 2013

This profile is built from EPA public records for system IA8503039 — 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.