ROSLYN

ROSLYN, SD · ~181 people served

Check your exact address → ROSLYN overview

100

Excellent

PurityRadar safety score

PWSID

SD4600284

State

South Dakota

City

ROSLYN

Population served

181

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

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Aug 2011. Official EPA record →

Treatment technique · EPA contaminant 0400 health-based began Apr 2011 Resolved

Other · EPA contaminant 7000 began Jul 2007 Resolved

Other · EPA contaminant 7500 began Dec 2006 Resolved

Monitoring & reporting · Total coliform began Nov 2005 Resolved

Other · EPA contaminant 7000 began Jul 2001 Resolved

Monitoring & reporting · Lead & Copper Rule began Oct 2000 Resolved

Monitoring & reporting · Total coliform began Mar 2000 Resolved

Monitoring & reporting · Lead & Copper Rule began Jan 1998 Resolved

Monitoring & reporting · Lead & Copper Rule began Jan 1997 Resolved

Monitoring & reporting · Lead & Copper Rule began Jan 1996 Resolved

Monitoring & reporting · Lead & Copper Rule began Jul 1994 Resolved

Monitoring & reporting · Lead & Copper Rule began Jan 1994 Resolved

Recent enforcement actions

State action · SOX Aug 2011
State action · SIA Apr 2011
State action · SIF Dec 2008
State action · SOX Dec 2008
State action · SOX Aug 2007
State action · SIA Jul 2007
State action · SFG Jan 2007
State action · SOX Jun 2006

This profile is built from EPA public records for system SD4600284 — 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.