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Deerfield, MI Tap Water Quality 2026

Water quality report for Deerfield, MI — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

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

Main Utility: Deerfield Pines Mobile Home Park PWSID: MI0040644 Updated: 2026 Q2
✅

No federal limits exceeded on record

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

B

Deerfield earns a B for water quality

Graded on violations alone, with state inspection findings. PFAS not tested. Lead not reported.

Lead: not reported
PFAS never sampled at this system
4 violations since 2015, 0 health-based
No violations currently open
Deerfield's lead level vs. all Michigan community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: — 0% of the federal action level
✓ Lower lead than % of Michigan utilities
Population Served
38
~123 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
0
4 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
0% of EPA action level
Action level: 15 ppb
No lead result has been reported for this system in the current window. That is a gap in state reporting, not a finding of safety.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Revised Total Coliform Rule MONITORING FAILURE — — 2019 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Resolved
Revised Total Coliform Rule REPORTING FAILURE — — 2017 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2016 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

4 violations are on record since 2015, of which 0 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Deerfield Pines Mobile Home Park
PWSID MI0040644
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 38
Service connections 123
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Deerfield tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open.
Does Deerfield 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 Deerfield? ▼
Deerfield Pines Mobile Home Park (PWSID MI0040644). Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2025-06-11. No significant deficiencies were recorded.

What Should Deerfield 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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