Union Center Waterworks
EPA ID: WI7290136 · 225 people served · 2 ZIP codes
ZipCheckup's reading of EPA records for Union Center Waterworks (WI7290136): no drinking-water violations recorded since 2021. Checked against the EPA violation database, Union Center Waterworks returns no entries for its service territory of 225 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Union Center Waterworks Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Union Center Waterworks have a median household income of $69,001 and about 5,277 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 72% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Union Center Waterworks's water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Wisconsin
System Overview
Union Center Waterworks (EPA ID: WI7290136) is a community water system in Wisconsin that serves approximately 225 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| Below the reporting limit | No | 2023-09-30 |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Ask your water utility whether running cold water for 2 minutes is enough to flush your plumbing before drinking.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by WI or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Union Center Waterworks (WI7290136) on EPA.gov.
Frequently Asked Questions
Is Union Center Waterworks water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Union Center Waterworks in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Union Center Waterworks serve?
Union Center Waterworks serves approximately 225 people across 2 ZIP codes in Wisconsin.
Where does Union Center Waterworks get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Union Center Waterworks Water Quality Report, WI. https://zipcheckup.com/water-system/wi7290136/
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