Morrisonville, WI: High Radon Risk — 66/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
If you're checking Morrisonville, WI tap water safety, the short answer is: average — violations are present in parts of the city and specifics depend on which water system serves your address.
How Morrisonville Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Morrisonville Residents
- Average lead level: 0.0048 mg/L.
- Homes built before 1986: 100% — older plumbing may contain lead solder.
- Estimated remediation: $1,200 per household.
- CDC health risk index: 10.18.
Morrisonville's Water Providers
Because residential water in Morrisonville, WI flows primarily through a single utility, infrastructure decisions, rate-setting, and EPA compliance are all managed within one organizational structure. Federal records show 1 system active in the area, but one provider dominates the service landscape for most homes and apartments.
Overview
We track water quality and home safety data for 1 ZIP code in Morrisonville, Wisconsin (population ~227), covering 1 community water system serving approximately 400 people region-wide.
No EPA violations recorded across any ZIP codes in Morrisonville — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Morrisonville: C (66/100)
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
Morrisonville water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0048 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High 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 |
|---|---|---|---|
| 53571 | C | Windsor Water Utility North | 400 |
All ZIP Codes in Morrisonville
- 53571 [C]
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.
Morrisonville Community Health Snapshot
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
Morrisonville Infrastructure Age
With 100% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Because the majority of Morrisonville's housing predates 1986, when lead solder was banned from new plumbing, the median build year of 1905 reflects a city where lead-era plumbing materials are common rather than exceptional.
Over half of homes in Morrisonville were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Morrisonville: Lead Risk & Vulnerable Populations
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Routinely in Morrisonville, where 100% of housing predates the solder ban and aggregate utility readings hover near the federal threshold, a faucet-level draw functions as a standard household step for families with small kids.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
What You Can Do in Morrisonville
- 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. With 100% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Morrisonville, WI