Milton Water Department
EPA ID: DE0000629 · 3,200 people served · 2 ZIP codes
ZipCheckup's reading of EPA records for Milton Water Department (DE0000629): no drinking-water violations recorded since 2021. EPA monitoring records reviewed for Milton Water Department list no violations. That describes the federal file only, not a test of the water at any tap, for a utility that reports serving approximately 3,200 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Milton Water Department Source: EPA SDWIS service area boundaries.
Service area boundary - average Home Safety grade of mapped ZIPs: B
Demographics of ZIP Codes Served
The ZIP codes associated with Milton Water Department have a median household income of $75,088 and about 34,134 residents live in those ZIP codes (Census; not the number of people this system supplies).
💧 Where Does Your Water Come From?
Milton Water Department'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. 14 detections recorded. 4 detections are 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 Delaware
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
Milton Water Department (EPA ID: DE0000629) is a community water system in Delaware that serves approximately 3,200 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 communities.
ZIP-Area Home Safety Context: B (83/100)
This is the average Home Safety Score for 1 of 2 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 |
|---|---|---|
| 0.0072 mg/L | No | 2025-12-31 |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Radon Risk in Service Area
2 of 2 ZIP records with known zones are in EPA Radon Zone 3.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
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 DE 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 Milton Water Department (DE0000629) on EPA.gov.
Frequently Asked Questions
Is Milton Water Department water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Milton Water Department 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 Milton Water Department serve?
Milton Water Department serves approximately 3,200 people across 2 ZIP codes in Delaware.
Where does Milton Water Department get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Milton Water Department Water Quality Report, DE. https://zipcheckup.com/water-system/de0000629/
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title = {{Milton Water Department Water Quality Report, DE}},
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url = {https://zipcheckup.com/water-system/de0000629/}
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