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Water system · PWSID IA8816089

CRESTON WATER SUPPLY

CRESTON, IA · ~7,536 people served

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

PWSID

IA8816089

State

Iowa

City

CRESTON

Population served

7,536

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

PFBA

5.1 ppt

limit —

No federal limit

Violations & enforcement

14

Violations on record

0

Unaddressed

5

Health-based

72

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement May 2020. Official EPA record →

Monitoring & reporting · EPA contaminant 2050 began Jul 2019 Resolved
Monitoring & reporting · Nitrite began Jan 2019 Resolved
Treatment technique · EPA contaminant 2257 health-based began Jun 2018 Resolved
Treatment technique · EPA contaminant 2257 health-based began Aug 2017 Resolved
Monitoring & reporting · EPA contaminant 1009 began Mar 2016 Resolved
Monitoring & reporting · Bromate began Jan 2016 Resolved
Monitoring & reporting · EPA contaminant 1009 began Jun 2013 Resolved
Monitoring & reporting · Bromate began Oct 2011 Resolved
Monitoring & reporting · EPA contaminant 1009 began Sep 2011 Resolved
Treatment technique · EPA contaminant 0300 health-based began Jan 2009 Resolved
Treatment technique · EPA contaminant 0300 health-based began Dec 2008 Resolved
Treatment technique · EPA contaminant 0300 health-based began Dec 2008 Resolved

Recent enforcement actions

  • State action · SOX May 2020
  • State action · SFL Oct 2019
  • State action · SIF Sep 2019
  • State action · SFJ Aug 2019
  • State action · SIE Aug 2019
  • State action · SOX Jun 2019
  • State action · SIF Apr 2019
  • State action · SFL Dec 2018

This profile is built from EPA public records for system IA8816089 — 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.