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Water system · PWSID CA2410010

WINTON WATER & SANITARY DIST

WINTON, CA · ~9,745 people served

Check your exact address → WINTON overview
85
Excellent
PurityRadar safety score

PWSID

CA2410010

State

California

City

WINTON

Population served

9,745

Primary source

Groundwater

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 85 Jun 18, 2026 · score 85

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

8

Violations on record

2

Unaddressed

5

Health-based

12

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Nov 2020. Official EPA record →

Reporting · EPA contaminant 5200 began Oct 2024 Unaddressed
Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Unaddressed
Monitoring & reporting · Nitrate began Jan 2019 Resolved
Monitoring & reporting · Nitrate began Jan 2001 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jan 1996 Resolved
Max contaminant level (MCL) · Total coliform health-based began Mar 1993 Resolved
Max contaminant level (MCL) · Total coliform health-based began Nov 1992 Resolved
Max contaminant level (MCL) · EPA contaminant 2931 health-based began Jul 1989 Resolved

Recent enforcement actions

  • State action · SOX Nov 2020
  • State action · SFL Mar 2020
  • State action · SIA May 2002
  • State action · SOX May 2002
  • State action · SOX Feb 1996
  • State action · SFJ Feb 1996
  • State action · SOX Apr 1993
  • State action · SFJ Apr 1993

This profile is built from EPA public records for system CA2410010 — 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.