Is MARS HILL AND BLAINE WATER COMPANY required to publish a Consumer Confidence Report?

Yes. MARS HILL AND BLAINE WATER COMPANY 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 MARS HILL AND BLAINE WATER COMPANY’s next Consumer Confidence Report due?

MARS HILL AND BLAINE WATER COMPANY’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

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.

MARS HILL, ME · Aroostook County

MARS HILL AND BLAINE WATER COMPANY Water System

Consumer Confidence Report status

MARS HILL AND BLAINE WATER COMPANY 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 MARS HILL AND BLAINE WATER COMPANY.

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): ME0090940
System type: Community Water System
Population served: 1,500
Service connections: 600
Ownership: local government
Water source: groundwater (wells)

MARS HILL AND BLAINE WATER COMPANY is one of 91 community water systems in Maine in the 501 to 3,300 people size category, serving 1,500 people from groundwater.

As of August 1, 2026, its federal record holds 21 entries between 2005 and 2023, all of which EPA lists as closed. Nothing has been added since 2023.

Of the 21, 6 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, volatile organic chemicals, and the Stage 1 Disinfectants and Disinfection Byproducts Rule.

Violation history

Monitoring, Regular
—
Combined Radium (-226 and -228)
October 1, 2023 – December 31, 2023
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
October 1, 2022 – December 31, 2022
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2022 – March 31, 2022
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
April 1, 2021 – June 30, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2021 – March 31, 2021
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2021 – December 31, 2023
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2021 – December 31, 2023
Resolved
Monitoring, Regular
—
Toluene
January 1, 2021 – December 31, 2023
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
July 1, 2020 – September 30, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
July 1, 2019 – September 30, 2019
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2019 – December 31, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2019 – March 31, 2019
Resolved
Monitoring, Regular
—
Barium
January 1, 2019 – December 31, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2018 – March 31, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2017 – March 31, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2016 – December 31, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
October 1, 2015 – December 31, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
October 1, 2014 – December 31, 2014
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
July 1, 2013 – September 30, 2013
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
October 1, 2006 – December 31, 2006
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2005 – March 31, 2005
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2023 – December 31, 2023	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
October 1, 2022 – December 31, 2022	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
January 1, 2022 – March 31, 2022	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
April 1, 2021 – June 30, 2021	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
January 1, 2021 – March 31, 2021	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
January 1, 2021 – December 31, 2023	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2021 – December 31, 2023	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2021 – December 31, 2023	Monitoring, Regular	Toluene	—	Resolved
July 1, 2020 – September 30, 2020	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
July 1, 2019 – September 30, 2019	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
January 1, 2019 – December 31, 2019	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2019 – March 31, 2019	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
January 1, 2019 – December 31, 2019	Monitoring, Regular	Barium	—	Resolved
January 1, 2018 – March 31, 2018	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
January 1, 2017 – March 31, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2016 – December 31, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2015 – December 31, 2015	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
October 1, 2014 – December 31, 2014	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
July 1, 2013 – September 30, 2013	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
October 1, 2006 – December 31, 2006	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
January 1, 2005 – March 31, 2005	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

June 17, 2024State Public Notification received60 linked violations
March 13, 2024State Formal Notice of Violation issued77 linked violations
March 13, 2024State Formal Notice of Violation issued143 linked violations
June 14, 2022State Formal Notice of Violation issued188 linked violations
December 29, 2020State Public Notification requested187 linked violations
March 15, 2019State Formal Notice of Violation issued76 linked violations
June 21, 2017State Formal Notice of Violation issued148 linked violations

Common questions

Is MARS HILL AND BLAINE WATER COMPANY required to publish a Consumer Confidence Report?: Yes. MARS HILL AND BLAINE WATER COMPANY 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 MARS HILL AND BLAINE WATER COMPANY’s next Consumer Confidence Report due?: MARS HILL AND BLAINE WATER COMPANY’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does MARS HILL AND BLAINE WATER COMPANY have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for MARS HILL AND BLAINE WATER COMPANY.
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

LENTO, ROBERT J

207-425-2620

MARS HILL, ME 04758