Lake Pointe/marina Bay
EPA ID: WI1132557 · 50 people served · 1 ZIP code
ZipCheckup's reading of EPA records for Lake Pointe/marina Bay (WI1132557): no drinking-water violations recorded since 2021. Zero violations are listed in EPA monitoring data for Lake Pointe/marina Bay; a count of records like this is not a water-quality test for the 50 residents it serves.
Data: EPA SDWIS
Service Area Map
Coverage area for Lake Pointe/marina Bay Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Lake Pointe/marina Bay have a median household income of $75,007 and about 47,136 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 71% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Lake Pointe/marina Bay'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.
Superfund Proximity Note: This service area ranks in the 70th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
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. 2 detections recorded.
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
Lake Pointe/marina Bay (EPA ID: WI1132557) is a community water system in Wisconsin that serves approximately 50 people from groundwater sources.
This system serves ZIP code 53704 in Madison.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0006 mg/L | 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.
- 53704 - Madison
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Lake Pointe/marina Bay (WI1132557) on EPA.gov.
Frequently Asked Questions
Is Lake Pointe/marina Bay water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Lake Pointe/marina Bay 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 Pointe/marina Bay serve?
Lake Pointe/marina Bay serves approximately 50 people across 1 ZIP code in Wisconsin.
Where does Lake Pointe/marina Bay get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Lake Pointe/marina Bay Water Quality Report, WI. https://zipcheckup.com/water-system/wi1132557/
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title = {{Lake Pointe/marina Bay Water Quality Report, WI}},
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url = {https://zipcheckup.com/water-system/wi1132557/}
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