Oak Estates S/d
EPA ID: NC0113209 · 259 people served · 1 ZIP code
ZipCheckup's reading of EPA records for Oak Estates S/d (NC0113209): no drinking-water violations recorded since 2021. Violation-free in EPA records - Oak Estates S/d, 259 residents served.
Data: EPA SDWIS
Service Area Map
Coverage area for Oak Estates S/d Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Oak Estates S/d have a median household income of $140,739 and about 21,562 residents live in those ZIP codes (Census; not the number of people this system supplies).
💧 Where Does Your Water Come From?
Oak Estates S/d'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. 5 detections recorded. 1 detection is above the level of a federal PFAS MCL (4 ppt for PFOA and PFOS), with compliance required from 2029.
Comparable Water Systems
Similar-sized systems in North Carolina
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
Oak Estates S/d (EPA ID: NC0113209) is a community water system in North Carolina that serves approximately 259 people from groundwater sources.
This system serves ZIP code 28075 in Harrisburg.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0 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: 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 NC or modeled from parcel and building-footprint data.
- 28075 - Harrisburg
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Oak Estates S/d (NC0113209) on EPA.gov.
Frequently Asked Questions
Is Oak Estates S/d water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Oak Estates S/d 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 Oak Estates S/d serve?
Oak Estates S/d serves approximately 259 people across 1 ZIP code in North Carolina.
Where does Oak Estates S/d get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Oak Estates S/d Water Quality Report, NC. https://zipcheckup.com/water-system/nc0113209/
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title = {{Oak Estates S/d Water Quality Report, NC}},
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url = {https://zipcheckup.com/water-system/nc0113209/}
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