Winthrop Utilities District
EPA ID: ME0091650 · 2,750 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Winthrop Utilities District (ME0091650): no EPA violations recorded in the last five years. EPA monitoring data for Winthrop Utilities District shows an unblemished five-year compliance history - no violations of any kind have been recorded for this utility, which supplies water to approximately 2,750 people, covering every reporting cycle without a single MCL exceedance or monitoring lapse.
Data: EPA SDWIS
Service Area Map
Coverage area for Winthrop Utilities District Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Winthrop Utilities District serves a community with a median household income of $82,858 and an estimated 6,153 residents across its service area. Approximately 67% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Winthrop Utilities District's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Maine
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
Winthrop Utilities District (EPA ID: ME0091650) is a community water system in Maine that serves approximately 2,750 people from surface water sources.
This system serves ZIP code 04364 in Winthrop.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0017 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 1 (High 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 ME or modeled from parcel and building-footprint data.
- 04364 - Winthrop
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Winthrop Utilities District (ME0091650) on EPA.gov.
Frequently Asked Questions
Is Winthrop Utilities District water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Winthrop Utilities District 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 Winthrop Utilities District serve?
Winthrop Utilities District serves approximately 2,750 people across 1 ZIP code in Maine.
Where does Winthrop Utilities District get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Winthrop Utilities District Water Quality Report, ME. https://zipcheckup.com/water-system/me0091650/
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