WINTER HARBOR, ME · Hancock County
WINTER HARBOR WATER DISTRICT Water System
Consumer Confidence Report status
WINTER HARBOR WATER DISTRICT must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show 3 items for WINTER HARBOR WATER DISTRICT that are open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Maine’s official records. Always confirm current status with Maine before making decisions based on this information.
System facts
- System ID (PWSID)
- ME0091630
- System type
- Community Water System
- Population served
- 700
- Service connections
- 280
- Ownership
- local government
- Water source
- groundwater (wells)
WINTER HARBOR WATER DISTRICT is one of 91 community water systems in Maine in the 501 to 3,300 people size category, serving 700 people from groundwater.
As of August 1, 2026, its federal record holds 8 entries between 1997 and 2023, of which 3 remain open; none are health-based.
Of the 8, 4 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Consumer Confidence Rule, synthetic organic chemicals, and the Lead and Copper Rule.
Violation history
Lead Consumer Notice
—Lead and Copper Rule
December 30, 2023 – April 3, 2024
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2023
UnaddressedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2022
UnaddressedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2021
UnaddressedMonitoring, Regular
—Endothall
January 1, 2015 – December 31, 2023
ResolvedMonitoring, Regular
—Diquat
January 1, 2015 – December 31, 2023
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
May 1, 2006 – May 31, 2006
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
January 1, 1997 – November 30, 1998
Resolved
Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yet
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| December 30, 2023 – April 3, 2024 | Lead Consumer Notice | Lead and Copper Rule | — | Resolved |
| July 1, 2023 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Unaddressed |
| July 1, 2022 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Unaddressed |
| July 1, 2021 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Unaddressed |
| January 1, 2015 – December 31, 2023 | Monitoring, Regular | Endothall | — | Resolved |
| January 1, 2015 – December 31, 2023 | Monitoring, Regular | Diquat | — | Resolved |
| May 1, 2006 – May 31, 2006 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 1997 – November 30, 1998 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yet
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is WINTER HARBOR WATER DISTRICT required to publish a Consumer Confidence Report?
- Yes. WINTER HARBOR WATER DISTRICT is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is WINTER HARBOR WATER DISTRICT’s next Consumer Confidence Report due?
- WINTER HARBOR WATER DISTRICT’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does WINTER HARBOR WATER DISTRICT have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show 3 items for WINTER HARBOR WATER DISTRICT that are open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
LISCOMB, SARA
207-963-7703
WINTER HARBOR, ME 04693