NORTH SIDE MOBILE HOME RANCH

CONCORD, CA · ~74 people served

Check your exact address → CONCORD overview

100

Excellent

PurityRadar safety score

PWSID

NE3115711

State

California

City

CONCORD

Population served

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

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jan 2021. Official EPA record →

Monitoring · Lead & Copper Rule began Sep 2019 Resolved

Max contaminant level (MCL) · Total coliform health-based began Jul 2015 Resolved

Monitoring & reporting · Total coliform began Aug 2013 Resolved

Monitoring & reporting · Total coliform began Jun 2013 Resolved

Monitoring & reporting · Total coliform began Aug 2012 Resolved

Monitoring & reporting · Total coliform began Aug 2009 Resolved

Max contaminant level (MCL) · Total coliform health-based began Nov 2008 Resolved

Max contaminant level (MCL) · Total coliform health-based began Oct 2008 Resolved

Monitoring & reporting · Total coliform began Dec 2007 Resolved

Monitoring & reporting · Total coliform began May 2006 Resolved

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

Recent enforcement actions

EPA/federal action · EOX Jan 2021
State action · SIF Nov 2019
State action · SIA Oct 2019
State action · SIE Oct 2019
State action · SOX Oct 2019
State action · SOX Jul 2016
State action · SOX Jul 2016
State action · SIF Aug 2015

This profile is built from EPA public records for system NE3115711 — 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.