Sobieski, WI Water Safety: 53/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Public water data for Sobieski, WI shows a low safety grade — health-based violations appear across a meaningful share of service areas in current EPA records.
How Sobieski Compares
Data: EPA SDWIS Last verified: 2026-06-03
Sobieski Water: The Quick Version
- Homes built before 1986: 36% — older plumbing may contain lead solder.
- Estimated remediation: $400 per household.
- CDC health risk index: 14.54 — above typical levels.
Water Systems Serving Sobieski
Because residential water in Sobieski, 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 Sobieski, Wisconsin, covering 1 community water system serving approximately 4,029 people.
No EPA violations recorded across any ZIP codes in Sobieski — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Sobieski: 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
Sobieski water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Sobieski
- 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 |
|---|---|---|---|
| 54171 | D | RUSTIC ACRES MHP | 90 |
All ZIP Codes in Sobieski
- 54171 [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.
CDC Health Data for Sobieski
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
How Old Is Sobieski's Housing Stock?
Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Housing age is a practical proxy for plumbing risk because federal standards changed in 1986, when lead solder was banned from new residential construction, and again earlier — before 1970, lead pipes were themselves commonly installed. Sobieski's median build year of 1996 sits in the range where both pre- and post-1986 homes are well represented. The bar chart above reflects that mixed picture: the distribution captures pockets of older housing alongside more recent development, and those pockets carry real lead risk potential at the individual property level.
Most homes in Sobieski were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
Sobieski: Remediation Cost in Perspective
In Sobieski, property wealth outpaces what documented remediation typically demands — the equity burden lands well within the low tier.
Remediation costs in Sobieski are relatively low compared to home values. The $0–$800 estimated range is a small fraction of median property value. Home values are 30% above the Wisconsin average.
Protecting Children from Lead in Sobieski
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 Sobieski, where 36% 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 Sobieski
- 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 36% of homes built before 1986, lead solder is a real possibility.
- 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 Sobieski, WI