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Water system · PWSID ND4700498

JAMESTOWN CITY OF

100
Excellent
PurityRadar safety score

PWSID

ND4700498

State

North Dakota

City

JAMESTOWN

Population served

15,427

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

Lithium

71,000 ppt

limit —

No federal limit

Violations & enforcement

3

Violations on record

0

Unaddressed

1

Health-based

13

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jul 2015. Official EPA record →

Monitoring & reporting · Lead & Copper Rule began Oct 2014 Resolved
Monitoring & reporting · EPA contaminant 0999 began Oct 2014 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jun 2014 Resolved

Recent enforcement actions

  • State action · SOX Jul 2015
  • State action · SOX May 2015
  • State action · SIF Mar 2015
  • State action · SIE Jan 2015
  • State action · SIA Jan 2015
  • State action · SIF Nov 2014
  • State action · SOX Oct 2014
  • State action · SIA Oct 2014

This profile is built from EPA public records for system ND4700498 — 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.