BORREGO WD

BORREGO SPRINGS, CA · ~3,429 people served

Check your exact address → BORREGO SPRINGS overview

100

Excellent

PurityRadar safety score

PWSID

CA3710036

State

California

City

BORREGO SPRINGS

Population served

3,429

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

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

Lithium

15,300 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Apr 2024. Official EPA record →

Monitoring · Lead & Copper Rule began Feb 2024 Resolved

Max contaminant level (MCL) · Total coliform health-based began Aug 2005 Resolved

Monitoring & reporting · Total coliform began Aug 2003 Resolved

Other began May 2002 Resolved

Monitoring & reporting · Nitrate began Jan 2002 Resolved

Max contaminant level (MCL) · Total coliform health-based began May 1994 Resolved

Recent enforcement actions

State action · SOX Apr 2024
State action · SFL Mar 2024
State action · SFL Oct 2005
State action · SOX May 2005
State action · SOX Apr 2004
State action · SFL Dec 2003
State action · SOX Sep 2003
State action · SIA Mar 2003

This profile is built from EPA public records for system CA3710036 — 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.