LAKE COUNTY CSA 21 - NORTH LAKEPORT

LAKEPORT, CA · ~4,046 people served

Check your exact address → LAKEPORT overview

100

Excellent

PurityRadar safety score

PWSID

CA1710021

State

California

City

LAKEPORT

Population served

4,046

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 May 2008. Official EPA record →

Treatment technique · EPA contaminant 0300 health-based began Jan 2008 Resolved

Treatment technique · EPA contaminant 0200 health-based began Oct 1999 Resolved

Recent enforcement actions

State action · SFL May 2008
State action · SOX Mar 2008
State action · SOX Dec 2005
State action · SFJ Nov 1999
State action · SOX Nov 1999

This profile is built from EPA public records for system CA1710021 — 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.