NORTHEAST HARBOR, ME · Hancock County
MOUNT DESERT WATER DIST NORTH Water System
Consumer Confidence Report status
MOUNT DESERT WATER DIST NORTH 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 no open violations for MOUNT DESERT WATER DIST NORTH.
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)
- ME0091140
- System type
- Community Water System
- Population served
- 1,623
- Service connections
- 649
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
MOUNT DESERT WATER DIST NORTH is one of 91 community water systems in Maine in the 501 to 3,300 people size category, serving 1,623 people from surface water.
As of August 1, 2026, its federal record holds 10 entries between 1998 and 2025, all of which EPA lists as closed.
Of the 10, 7 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 Stage 2 Disinfectants and Disinfection Byproducts Rule, the Stage 1 Disinfectants and Disinfection Byproducts Rule, and the Surface Water Treatment Rules.
Violation history
Monitoring and Reporting (DBP)
—TTHM
October 1, 2025 – December 31, 2025
ArchivedMonitoring and Reporting (DBP)
—Bromate
July 1, 2025 – September 30, 2025
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
July 1, 2024 – September 30, 2024
ResolvedMonitoring and Reporting (DBP)
—Bromate
July 1, 2023 – September 30, 2023
ResolvedMonitoring and Reporting (DBP)
—TTHM
October 1, 2018 – December 31, 2018
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—Asbestos
January 1, 2012 – December 31, 2020
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
July 1, 2010 – July 31, 2010
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
October 1, 1998 – October 31, 1998
ResolvedTreatment Technique (SWTR and GWR)
Health-basedSurface Water Treatment Rule
June 1, 1998 – June 30, 1998
Resolved
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2025 – December 31, 2025 | Monitoring and Reporting (DBP) | TTHM | — | Archived |
| July 1, 2025 – September 30, 2025 | Monitoring and Reporting (DBP) | Bromate | — | Resolved |
| July 1, 2024 – September 30, 2024 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| July 1, 2023 – September 30, 2023 | Monitoring and Reporting (DBP) | Bromate | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| October 1, 2018 – December 31, 2018 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2012 – December 31, 2020 | Monitoring, Regular | Asbestos | — | Archived |
| July 1, 2010 – July 31, 2010 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| October 1, 1998 – October 31, 1998 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
| June 1, 1998 – June 30, 1998 | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Health-based | Resolved |
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
Enforcement actions
- October 25, 1999State Public Notification received207 linked violations
- September 30, 1984Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record
Common questions
Is MOUNT DESERT WATER DIST NORTH required to publish a Consumer Confidence Report?
- Yes. MOUNT DESERT WATER DIST NORTH 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 MOUNT DESERT WATER DIST NORTH’s next Consumer Confidence Report due?
- MOUNT DESERT WATER DIST NORTH’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does MOUNT DESERT WATER DIST NORTH have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for MOUNT DESERT WATER DIST NORTH.
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
SLACK, PAUL G
207-276-3733
NORTHEAST HARBOR, ME 04662