Oxford Township
EPA ID: MI0005138 · 10,407 people served · 3 ZIP codes
ZipCheckup's reading of EPA SDWIS for Oxford Township (MI0005138): no EPA violations recorded in the last five years. For the full five-year period covered by EPA monitoring, Oxford Township has supplied tap water to 10,407 residents with no violations of any type on record.
Data: EPA SDWIS
Service Area Map
Coverage area for Oxford Township Source: EPA SDWIS service area boundaries.
Service area boundary - Grade C
Service Area Demographics
The Oxford Township serves a community with a median household income of $108,667 and an estimated 53,876 residents across its service area. Approximately 53% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Oxford Township's water is pumped from underground aquifers. 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 Michigan
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
Oxford Township (EPA ID: MI0005138) is a community water system in Michigan that serves approximately 10,407 people from groundwater sources.
This system provides water to 3 ZIP codes across 3 communities.
ZIP-Area Home Safety Context: C (67/100)
This is the average Home Safety Score for 1 of 3 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.
Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0015 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.
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
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 MI 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 Oxford Township (MI0005138) on EPA.gov.
Frequently Asked Questions
Is Oxford Township water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Oxford Township 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 Oxford Township serve?
Oxford Township serves approximately 10,407 people across 3 ZIP codes in Michigan.
Where does Oxford Township get its water?
The primary water source is groundwater.
Federal UCMR5 PFAS Monitoring: Tested Clean
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were detected.
Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Oxford Township, MI: Serves 10K People. https://zipcheckup.com/water-system/mi0005138/
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title = {{Oxford Township, MI: Serves 10K People}},
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url = {https://zipcheckup.com/water-system/mi0005138/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Oxford Township (EPA ID: MI0005138) - request the latest Consumer Confidence Report or ask about specific contaminants.