AWA, IONE

SUTTER CREEK, CA · ~7,227 people served

Check your exact address → SUTTER CREEK overview

100

Excellent

PurityRadar safety score

PWSID

CA0310002

State

California

City

SUTTER CREEK

Population served

7,227

Primary source

Surface water

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 Sep 2025. Official EPA record →

Monitoring · Lead & Copper Rule began Dec 2024 Resolved

Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2022 Resolved

Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2017 Resolved

Treatment technique · Bromate health-based began Jul 2015 Resolved

Max contaminant level (MCL) · Total coliform health-based began Aug 2009 Resolved

Max contaminant level (MCL) · Total coliform health-based began Jun 2006 Resolved

Treatment technique · EPA contaminant 0300 health-based began Jan 2006 Resolved

Treatment technique · EPA contaminant 0200 health-based began Nov 2005 Resolved

Max contaminant level (MCL) · Total coliform health-based began Aug 2004 Resolved

Monitoring & reporting · Total coliform began Jan 2000 Resolved

Monitoring & reporting · Total coliform began May 1993 Resolved

Recent enforcement actions

State action · SOX Sep 2025
State action · SFL Jan 2025
State action · SOX Jun 2024
State action · SFL May 2022
State action · SOX Jul 2019
State action · SOX Jul 2019
State action · SFL Mar 2017
State action · SFL Jan 2016

This profile is built from EPA public records for system CA0310002 — 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.