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Water system · PWSID IA9083012

OTTUMWA WATER WORKS

OTTUMWA, IA · ~25,529 people served

Check your exact address → OTTUMWA overview
100
Excellent
PurityRadar safety score

PWSID

IA9083012

State

Iowa

City

OTTUMWA

Population served

25,529

Primary source

Surface water

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 Dec 2023). Levels in parts per trillion (ppt).

Lithium

48,000 ppt

limit —

No federal limit

Violations & enforcement

17

Violations on record

0

Unaddressed

4

Health-based

65

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jun 2024. Official EPA record →

Monitoring & reporting · Bromate began Jan 2024 Resolved
Monitoring & reporting · Nitrate began Jan 2024 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Apr 2022 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Apr 2022 Resolved
Other · EPA contaminant 7000 began Jul 2015 Resolved
Monitoring & reporting · Bromate began Jul 2013 Resolved
Max contaminant level (MCL) · Total coliform health-based began Mar 2009 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jan 2009 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jan 2003 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jan 2003 Resolved
Monitoring & reporting · Selenium began Apr 1990 Resolved
Monitoring & reporting · Antimony began Apr 1990 Resolved

Recent enforcement actions

  • State action · SIF Jun 2024
  • State action · SIF Jun 2024
  • State action · SFJ Feb 2024
  • State action · SIE Feb 2024
  • State action · SFJ Feb 2024
  • State action · SIE Feb 2024
  • State action · SOX Feb 2024
  • State action · SOX Feb 2024

This profile is built from EPA public records for system IA9083012 — 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.