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Water system · PWSID SD4602020

CLEARFIELD COLONY

DELMONT, SD · ~120 people served

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

PWSID

SD4602020

State

South Dakota

City

DELMONT

Population served

120

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

48

Violations on record

0

Unaddressed

9

Health-based

60

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jan 2012. Official EPA record →

Max contaminant level (MCL) · Total coliform health-based began Jun 2011 Resolved
Max contaminant level (MCL) · Total coliform health-based began Apr 2010 Resolved
Max contaminant level (MCL) · Total coliform health-based began Aug 2005 Resolved
Max contaminant level (MCL) · Total coliform health-based began Sep 2004 Resolved
Monitoring & reporting · Total coliform began Sep 2004 Resolved
Max contaminant level (MCL) · Total coliform health-based began Aug 2003 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jul 2003 Resolved
Monitoring & reporting · Total coliform began Aug 2002 Resolved
Monitoring & reporting · Total coliform began Oct 2001 Resolved
Monitoring & reporting · Total coliform began Dec 2000 Resolved
Other began Jul 1998 Resolved
Max contaminant level (MCL) · Total coliform health-based began Nov 1997 Resolved

Recent enforcement actions

  • State action · SOX Jan 2012
  • State action · SIF Jun 2011
  • State action · SIE Jun 2011
  • State action · SIF May 2011
  • State action · SOX Nov 2010
  • State action · SIE May 2010
  • State action · SOX Sep 2005
  • State action · SIF Aug 2005

This profile is built from EPA public records for system SD4602020 — 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.