DE WITT WATER SUPPLY

DEWITT, IA · ~5,514 people served

Check your exact address → DEWITT overview

100

Excellent

PurityRadar safety score

PWSID

IA2330036

State

Iowa

City

DEWITT

Population served

5,514

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

Lithium

100,000 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Feb 2004. Official EPA record →

Max contaminant level (MCL) · Total coliform health-based began Aug 2003 Resolved

Max contaminant level (MCL) · Total coliform health-based began Aug 1994 Resolved

Monitoring & reporting · Total coliform began May 1994 Resolved

Monitoring & reporting · Nitrate began Jan 1988 Resolved

Recent enforcement actions

State action · SOX Feb 2004
State action · SIF Sep 2003
State action · SIE Aug 2003
State action · SFJ Aug 2003
State action · SIA Aug 2003
State action · SOX May 1996
State action · SOX May 1996
State action · SOX Apr 1995

This profile is built from EPA public records for system IA2330036 — 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.