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Water system · PWSID SD4600338

UTICA

GAYVILLE, SD · ~65 people served

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

PWSID

SD4600338

State

South Dakota

City

GAYVILLE

Population served

65

Primary source

SWP

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

0

Unaddressed

5

Health-based

34

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Aug 2025. Official EPA record →

Treatment technique · EPA contaminant 0400 health-based began Jul 2025 Resolved
Treatment technique · EPA contaminant 0400 health-based began Sep 2021 Resolved
Treatment technique · EPA contaminant 0400 health-based began Feb 2019 Resolved
Monitoring & reporting · Lead & Copper Rule began Apr 2016 Resolved
Monitoring & reporting · Total coliform began Aug 2015 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jul 2015 Resolved
Treatment technique · EPA contaminant 0400 health-based began Feb 2015 Resolved
Monitoring & reporting · EPA contaminant 0999 began Apr 2014 Resolved
Monitoring & reporting · EPA contaminant 0999 began Apr 2013 Resolved
Treatment technique · EPA contaminant 0400 health-based began Feb 2010 Resolved
Monitoring & reporting · Total coliform began May 2005 Resolved
Other · EPA contaminant 7000 began Oct 2004 Resolved

Recent enforcement actions

  • State action · SOX Aug 2025
  • State action · SIA Jul 2025
  • State action · SOX Sep 2022
  • State action · SIA Sep 2021
  • State action · SOX May 2019
  • State action · SIA Mar 2019
  • State action · SIF Jul 2016
  • State action · SOX Apr 2016

This profile is built from EPA public records for system SD4600338 — 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.