Home/ Directory/ AZ/ SCUA Lower Peridot

Water system · PWSID 090400112

SCUA Lower Peridot

San Carlos, AZ · ~702 people served

Check your exact address → San Carlos overview
60
Fair
PurityRadar safety score

PWSID

090400112

State

Arizona

City

San Carlos

Population served

702

Primary source

Groundwater

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 60 Jun 18, 2026 · score 60

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

395

Violations on record

6

Unaddressed

19

Health-based

498

Enforcement actions

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

Treatment technique · EPA contaminant 0700 health-based began Oct 2025 Unaddressed
Treatment technique · EPA contaminant 0700 health-based began Oct 2025 Unaddressed
Treatment technique · EPA contaminant 0700 health-based began Oct 2025 Unaddressed
Treatment technique · EPA contaminant 0700 health-based began Oct 2025 Unaddressed
Reporting · EPA contaminant 5200 began Nov 2024 Unaddressed
Monitoring & reporting · Lead & Copper Rule began Jan 2023 Unaddressed
Other · EPA contaminant 7500 began Jan 2024 Resolved
Treatment technique · Lead & Copper Rule health-based began Jan 2024 Resolved
Treatment technique · EPA contaminant 0700 health-based began Jan 2024 Resolved
Monitoring & reporting · Arsenic began Jan 2024 Resolved
Max contaminant level (MCL) · Lead & Copper Rule health-based began Jul 2023 Resolved
Treatment technique · EPA contaminant 0700 health-based began Mar 2023 Resolved

Recent enforcement actions

  • EPA/federal action · EOX Jul 2025
  • EPA/federal action · EIA Apr 2025
  • EPA/federal action · EIA Apr 2025
  • EPA/federal action · EOX Jan 2025
  • EPA/federal action · EOX Jul 2024
  • EPA/federal action · EOX Jun 2024
  • EPA/federal action · EOX Oct 2023
  • EPA/federal action · EOX Oct 2023

This profile is built from EPA public records for system 090400112 — 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.