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Water system · PWSID 090400220

Comobabi Intertie

Sells, AZ · ~240 people served

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

PWSID

090400220

State

Arizona

City

Sells

Population served

240

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

41

Violations on record

0

Unaddressed

3

Health-based

49

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Oct 2021. Official EPA record →

Max contaminant level (MCL) · Lead & Copper Rule health-based began Oct 2021 Resolved
Monitoring & reporting · Nitrate began Jan 2018 Resolved
Monitoring & reporting · Arsenic began Jan 2018 Resolved
Monitoring & reporting · Arsenic began Jan 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Apr 2005 Resolved
Monitoring & reporting · Total coliform began Sep 2004 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jun 2004 Resolved
Monitoring & reporting · EPA contaminant 2010 began Jan 2004 Resolved
Monitoring & reporting · EPA contaminant 2033 began Jan 2004 Resolved
Monitoring & reporting · EPA contaminant 2005 began Jan 2004 Resolved
Monitoring & reporting · EPA contaminant 2032 began Jan 2004 Resolved
Monitoring & reporting · EPA contaminant 2031 began Jan 2004 Resolved

Recent enforcement actions

  • EPA/federal action · EOX Oct 2021
  • EPA/federal action · EOX Jun 2019
  • EPA/federal action · EOX Jun 2019
  • EPA/federal action · EOX Jan 2016
  • EPA/federal action · EIC Jan 2011
  • EPA/federal action · EOX Jun 2008
  • EPA/federal action · EOX Jun 2008
  • EPA/federal action · EOX Jun 2008

This profile is built from EPA public records for system 090400220 — 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.