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Water system · PWSID NE3103703

CLARKSON, CITY OF

CLARKSON, NE · ~641 people served

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

PWSID

NE3103703

State

Nebraska

City

CLARKSON

Population served

641

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

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

14

Violations on record

1

Unaddressed

12

Health-based

56

Enforcement actions

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

Reporting · EPA contaminant 5200 began Oct 2024 Unaddressed
Max contaminant level (MCL) · Total coliform health-based began Jul 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Feb 2009 Resolved
Max contaminant level (MCL) · Total coliform health-based began Nov 2008 Resolved
Max contaminant level (MCL) · Total coliform health-based began Apr 2008 Resolved
Max contaminant level (MCL) · Total coliform health-based began Oct 2007 Resolved
Max contaminant level (MCL) · Total coliform health-based began Sep 2003 Resolved
Monitoring & reporting · Total coliform began Oct 2002 Resolved
Max contaminant level (MCL) · Total coliform health-based began Oct 2000 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jul 2000 Resolved
Max contaminant level (MCL) · Total coliform health-based began Nov 1997 Resolved
Max contaminant level (MCL) · Total coliform health-based began Nov 1996 Resolved

Recent enforcement actions

  • State action · SIA Oct 2024
  • State action · SIE Oct 2024
  • EPA/federal action · EOX Jan 2021
  • State action · SOX Jul 2016
  • State action · SIF Aug 2015
  • State action · SIA Jul 2015
  • State action · SIE Jul 2015
  • State action · SOX Feb 2010

This profile is built from EPA public records for system NE3103703 — 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.