Lake Winnebago Public Water System
EPA ID: MO1010880 · 1,600 people served · 3 ZIP codes
ZipCheckup's reading of EPA records for Lake Winnebago Public Water System (MO1010880): no drinking-water violations recorded since 2021. Although compliance varies widely among water utilities nationally, the SDWIS file for Lake Winnebago Public Water System lists no EPA violations for this supplier, whose service area covers 1,600 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Lake Winnebago Public Water System Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Lake Winnebago Public Water System have a median household income of $117,938 and about 42,855 residents live in those ZIP codes (Census; not the number of people this system supplies).
💧 Where Does Your Water Come From?
Lake Winnebago Public Water System'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
PFAS in ZIP Codes This System Serves
PFAS ("forever chemicals") have been reported in samples from water systems associated with the ZIP codes in this system's area. These results can come from other water systems serving the same ZIP codes; check the UCMR5 section for any results reported for this system. 3 detections recorded.
Comparable Water Systems
Similar-sized systems in Missouri
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
Lake Winnebago Public Water System (EPA ID: MO1010880) is a community water system in Missouri that serves approximately 1,600 people from groundwater sources.
This system provides water to 3 ZIP codes across 3 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0019 mg/L | No | 2024-12-31 |
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 MO 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 Lake Winnebago Public Water System (MO1010880) on EPA.gov.
Frequently Asked Questions
Is Lake Winnebago Public Water System water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Lake Winnebago Public Water System 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 Lake Winnebago Public Water System serve?
Lake Winnebago Public Water System serves approximately 1,600 people across 3 ZIP codes in Missouri.
Where does Lake Winnebago Public Water System get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Lake Winnebago Public Water System Water Quality Report, MO. https://zipcheckup.com/water-system/mo1010880/
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title = {{Lake Winnebago Public Water System Water Quality Report, MO}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/mo1010880/}
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