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Water system · PWSID CA0400014

LAKE MADRONE WATER DISTRICT

100
Excellent
PurityRadar safety score

PWSID

CA0400014

State

California

City

BERRY CREEK

Population served

297

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

4

Violations on record

0

Unaddressed

0

Health-based

11

Enforcement actions

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

Monitoring & reporting · Nitrate began Jan 2024 Resolved
Monitoring & reporting · Nitrate began Jan 2023 Resolved
Monitoring · Lead & Copper Rule began Mar 2019 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 1993 Resolved

Recent enforcement actions

  • State action · SOX Mar 2025
  • State action · SFL Feb 2025
  • State action · SOX May 2024
  • State action · SFL Feb 2024
  • State action · SFJ May 2019
  • State action · SOX May 2019
  • State action · SOX Nov 2014
  • State action · SOX Nov 2014

This profile is built from EPA public records for system CA0400014 — 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.