LA CUMBRE MUTUAL WATER CO

SANTA BARBARA, CA · ~4,861 people served

Check your exact address → SANTA BARBARA overview

100

Excellent

PurityRadar safety score

PWSID

CA4210024

State

California

City

SANTA BARBARA

Population served

4,861

Primary source

SWP

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

Latest detections from EPA’s UCMR5 monitoring (through Jun 2024). Levels in parts per trillion (ppt).

Lithium

40,200 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Mar 2008. Official EPA record →

Max contaminant level (MCL) · Total coliform health-based began Oct 2007 Resolved

Max contaminant level (MCL) · Total coliform health-based began Apr 1993 Resolved

Recent enforcement actions

State action · SFL Mar 2008
State action · SOX Nov 2007
EPA/federal action · EOX Mar 2000
EPA/federal action · EOX Dec 1993
State action · SOX May 1993
EPA/federal action · EFJ May 1993
State action · SFJ Apr 1993

This profile is built from EPA public records for system CA4210024 — 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.