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Water system · PWSID SD4600215

MOBRIDGE

MOBRIDGE, SD · ~3,261 people served

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

PWSID

SD4600215

State

South Dakota

City

MOBRIDGE

Population served

3,261

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

Lithium

44,000 ppt

limit —

No federal limit

Violations & enforcement

19

Violations on record

0

Unaddressed

2

Health-based

21

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jan 2016. Official EPA record →

Other began May 2015 Resolved
Monitoring & reporting · Bromate began Oct 2014 Resolved
Monitoring & reporting · Bromate began Jan 2010 Resolved
Monitoring & reporting · Bromate began Oct 2006 Resolved
Treatment technique · EPA contaminant 0200 health-based began May 1997 Resolved
Treatment technique · EPA contaminant 0200 health-based began Dec 1995 Resolved
Monitoring & reporting · Nitrate began Apr 1993 Resolved
Monitoring & reporting · Barium began Jan 1993 Resolved
Monitoring & reporting · Cadmium began Jan 1993 Resolved
Monitoring & reporting · Chromium (total) began Jan 1993 Resolved
Monitoring & reporting · Fluoride began Jan 1993 Resolved
Monitoring & reporting · Selenium began Jan 1993 Resolved

Recent enforcement actions

  • State action · SOX Jan 2016
  • State action · SIF Jun 2015
  • State action · SO6 May 2015
  • State action · SOX Apr 2015
  • State action · SIE Jan 2015
  • State action · SIF Dec 2010
  • State action · SOX Jun 2010
  • State action · SIE Apr 2010

This profile is built from EPA public records for system SD4600215 — 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.