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Monterey Park Tract, CA Tap Water Quality 2026

Water quality report for Monterey Park Tract, CA — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Monterey Park Tract's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Monterey Park Tract Csd PWSID: CA5000389 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead was not detected and no violations are open. PFAS has never been sampled at this system.

B

Monterey Park Tract earns a B for water quality

Graded on violations and lead, with state inspection findings. PFAS not tested.

Lead: not detected
PFAS never sampled at this system
13 violations since 2015, 12 health-based
No violations currently open
Monterey Park Tract's lead level vs. all California community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: Not detected — 0% of the federal action level
✓ Lower lead than % of California utilities
Population Served
164
~51 connections
Water Source
Groundwater
Purchased groundwater from another system — SDWIS source code GWP
Active Violations
0
13 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
0% of EPA action level
Not detected
Action level: 15 ppb
Lead was not detected at the 90th percentile — the result fell below the laboratory detection limit. That is not the same as an absence of lead in every tap, and older homes with lead service lines can still show higher readings.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Lead and Copper Rule MONITORING AND REPORTING — TT 2017 Unaddressed
Arsenic MCL EXCEEDANCE 0.031 MG/L 0.010 mg/L 2016 Resolved
Nitrate MCL EXCEEDANCE 17 MG/L 10 mg/L 2016 Resolved
Nitrate MCL EXCEEDANCE 14 MG/L 10 mg/L 2016 Resolved
Arsenic MCL EXCEEDANCE 0.032 MG/L 0.010 mg/L 2016 Resolved
Nitrate MCL EXCEEDANCE 54 MG/L 10 mg/L 2015 Resolved
Arsenic MCL EXCEEDANCE 0.031 MG/L 0.010 mg/L 2015 Resolved
Nitrate MCL EXCEEDANCE 51 MG/L 10 mg/L 2015 Resolved
Nitrate MCL EXCEEDANCE 58 MG/L 10 mg/L 2015 Resolved
Arsenic MCL EXCEEDANCE 0.032 MG/L 0.010 mg/L 2015 Resolved
Coliform (TCR) MCL EXCEEDANCE — 5% of samples 2015 Resolved
Coliform (TCR) MCL EXCEEDANCE — 5% of samples 2015 Resolved
Arsenic MCL EXCEEDANCE 0.032 MG/L 0.010 mg/L 2015 Resolved
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

13 violations are on record since 2015, of which 12 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Monterey Park Tract Csd
PWSID CA5000389
Water source Groundwater — Purchased groundwater from another system — SDWIS source code GWP
Population served 164
Service connections 51
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Monterey Park Tract tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open.
Does Monterey Park Tract water have PFAS? ▼
This system has never been sampled for PFAS. EPA's national monitoring covered systems serving 3,300 people or more, so no results exist — which is not evidence that none is present.
Who supplies water to Monterey Park Tract? ▼
Monterey Park Tract Csd (PWSID CA5000389). Groundwater. Purchased groundwater from another system — SDWIS source code GWP
When was this system last inspected? ▼
It was last inspected on 2021-06-23. No significant deficiencies were recorded.

What Should Monterey Park Tract Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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