Greenbush, WI Water Safety: 53/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
For households across Greenbush, below-average water safety data and recurring compliance violations documented by WI EPA records make it worthwhile to verify the specific system serving your address — system-level detail is the most actionable reference point available.
How Greenbush Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Greenbush Water
- Estimated remediation: $400 per household.
- CDC health risk index: 12.99 — above typical levels.
Who Supplies Your Water in Greenbush
Supply infrastructure in Greenbush, WI runs through a single dominant provider — the main entity among 1 tracked system through which rate decisions, infrastructure work, and federal compliance are managed.
Overview
We track water quality and home safety data for 1 ZIP code in Greenbush, Wisconsin, covering 1 community water system serving approximately 461 people.
No EPA violations recorded across any ZIP codes in Greenbush — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Greenbush: D (53/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Greenbush water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Greenbush
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 53026 | D | GLENBEULAH WATERWORKS | 461 |
All ZIP Codes in Greenbush
- 53026 [D]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Health Outcomes in Greenbush
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
What You Can Do in Greenbush
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Greenbush, WI