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Water system · PWSID NE3114504

MCCOOK, CITY OF

MCCOOK, NE · ~7,450 people served

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

PWSID

NE3114504

State

Nebraska

City

MCCOOK

Population served

7,450

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 Jul 2024). Levels in parts per trillion (ppt).

Lithium

66,200 ppt

limit —

No federal limit

Violations & enforcement

33

Violations on record

0

Unaddressed

32

Health-based

81

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Dec 2006. Official EPA record →

Max contaminant level (MCL) · Combined radium-226/228 health-based began Oct 2005 Resolved
Max contaminant level (MCL) · Thallium health-based began Oct 2005 Resolved
Max contaminant level (MCL) · Thallium health-based began Jul 2005 Resolved
Max contaminant level (MCL) · Combined radium-226/228 health-based began Jul 2005 Resolved
Other · EPA contaminant 7500 began Jun 2005 Resolved
Max contaminant level (MCL) · Thallium health-based began Jan 2005 Resolved
Max contaminant level (MCL) · Combined radium-226/228 health-based began Jan 2005 Resolved
Max contaminant level (MCL) · Combined radium-226/228 health-based began Oct 2004 Resolved
Max contaminant level (MCL) · Thallium health-based began Oct 2004 Resolved
Max contaminant level (MCL) · Thallium health-based began Jul 2004 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jul 2004 Resolved
Max contaminant level (MCL) · Thallium health-based began Oct 2003 Resolved

Recent enforcement actions

  • State action · SOX Dec 2006
  • State action · SOX Oct 2006
  • State action · SOX Sep 2006
  • State action · SOX May 2006
  • State action · SOX Mar 2006
  • State action · SOX Mar 2006
  • State action · SIF Mar 2006
  • State action · SIE Feb 2006

This profile is built from EPA public records for system NE3114504 — 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.