Kohler Waterworks
EPA ID: WI4600444 · 2,271 people served · 3 ZIP codes
ZipCheckup's reading of EPA SDWIS for Kohler Waterworks (WI4600444): no EPA violations recorded in the last five years. In every reporting cycle over the past five years, Kohler Waterworks has come through without a single EPA violation - a consistent performance across the full service population of approximately 2,271 residents that reflects both well-maintained infrastructure and reliable operational oversight.
Data: EPA SDWIS
Service Area Map
Coverage area for Kohler Waterworks Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Kohler Waterworks serves a community with a median household income of $77,739 and an estimated 67,160 residents across its service area. Approximately 70% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Kohler Waterworks's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Superfund Proximity Note: This service area ranks in the 80th percentile nationally for proximity to Superfund (NPL) sites.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 12 detections recorded. 3 exceed federal EPA limits (4 ppt for PFOA/PFOS).
Comparable Water Systems
Similar-sized systems in Wisconsin
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Kohler Waterworks (EPA ID: WI4600444) is a community water system in Wisconsin that serves approximately 2,271 people from surface water sources.
This system provides water to 3 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 |
|---|---|---|
| 0.00082 mg/L | No | N/A |
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: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
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 the full compliance record for Kohler Waterworks (WI4600444) on EPA.gov.
Frequently Asked Questions
Is Kohler Waterworks water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Kohler 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 Kohler Waterworks serve?
Kohler Waterworks serves approximately 2,271 people across 3 ZIP codes in Wisconsin.
Where does Kohler Waterworks get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Kohler Waterworks Water Quality Report, WI. https://zipcheckup.com/water-system/wi4600444/
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title = {{Kohler Waterworks Water Quality Report, WI}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/wi4600444/}
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