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Spring Green, WI Tap Water Quality 2026

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

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

Main Utility: Spring Green Estates South PWSID: WI1571282 Updated: 2026 Q2
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1 violation currently open

Lead is 0.08 ppb, 1% of the action level. PFAS has never been sampled at this system.

C

Spring Green earns a C for water quality

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

Lead: 0.08 ppb — 1% of the federal action level
PFAS never sampled at this system
2 violations since 2015, 1 health-based
1 violation currently open
Spring Green's lead level vs. all Wisconsin community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 0.08 ppb — 1% of the federal action level
✓ Lower lead than 100% of Wisconsin utilities
Population Served
107
~20 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
1
1 open of 2 since 2015

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
1% of EPA action level
0.08 ppb
Action level: 15 ppb
The 90th-percentile lead result is 0.08 ppb, 1% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Groundwater Rule TREATMENT TECHNIQUE — — 2025 Unaddressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2022 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

1 violation remains open, out of 2 recorded since 2015 (1 health-based).

About the Main Water System

Utility Spring Green Estates South
PWSID WI1571282
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 107
Service connections 20
Systems serving this area 2
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Spring Green tap water safe to drink? ▼
No federal limit is exceeded on record. 1 violation(s) remain open. Lead is 0.08 ppb, 1% of the action level.
Does Spring Green 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 Spring Green? ▼
Spring Green Estates South (PWSID WI1571282), one of 2 systems serving this area. Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2025-09-04. No significant deficiencies were recorded.

What Should Spring Green 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
Follow the open violation
This system has an unresolved violation. Contact the supplier for its corrective-action schedule.

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