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Water system · PWSID 090400018

Santa Rosa Ranch Intertie

100
Excellent
PurityRadar safety score

PWSID

090400018

State

Arizona

City

Sells

Population served

165

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

10

Violations on record

0

Unaddressed

4

Health-based

15

Enforcement actions

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

Monitoring & reporting · Nitrate began Jan 2005 Resolved
Max contaminant level (MCL) · Total coliform health-based began Aug 2004 Resolved
Monitoring & reporting · Nitrate began Jan 2004 Resolved
Monitoring & reporting · Gross alpha began Jan 2004 Resolved
Monitoring & reporting · Total coliform began Dec 2003 Resolved
Max contaminant level (MCL) · Total coliform health-based began Aug 2002 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jul 2002 Resolved
Monitoring & reporting · Total coliform began Nov 2001 Resolved
Monitoring & reporting · Total coliform began Sep 2000 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jul 2000 Resolved

Recent enforcement actions

  • EPA/federal action · EIC Jan 2011
  • EPA/federal action · EOX Aug 2006
  • EPA/federal action · EOX Aug 2006
  • EPA/federal action · EOX Aug 2006
  • EPA/federal action · EOX Aug 2006
  • EPA/federal action · EOX Aug 2005
  • EPA/federal action · EOX Aug 2005
  • EPA/federal action · EOX Aug 2005

This profile is built from EPA public records for system 090400018 — 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.