Public water system · ME0094508

Active

Hermon High School

At a glance

Hermon High School (PWSID ME0094508) is an active non-transient non-community water system in Penobscot County, Maine. It reports serving 550 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in November 2023.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

550

Service connections

Primary source

Groundwater

System type

NTNCWS

Non-transient non-community water system

System record

PWSIDME0094508

System typeNon-transient non-community water system

Activity statusActive

Population served550

Service connections1

Primary water sourceGroundwater

Owner typeLocal government

Primacy agencyME state drinking water program

City servedHermon

StateMaine

ZIP—

CountyPenobscot County

How does Hermon High School compare with other water systems in Penobscot County?

By EPA's size categories, Hermon High School is a small system (501 to 3,300 people). Penobscot County has 169 active public water systems. Its population served is roughly in line with the county average of 547 people per system, and accounts for 0.6% of the 92,416 people reported by systems filed under the county. Across Maine, the 1,862 active systems average 503 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Hermon High School is about 28% above that figure.

What does “non-transient non-community water system” mean?

A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Maine has 385 active non-transient non-community water systems, 21% of the state's 1,862 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,780 Maine systems (96%) list groundwater as their primary source.

Who owns and regulates Hermon High School?

EPA lists Hermon High School as owned by a local government. The ME state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 37 of the 169 active systems in Penobscot County (22%) are also owned by a local government.

Does Hermon High School have drinking water violations?

Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in November 2023. The violations listed here began between January 2017 and November 2023. By type: 8 monitoring and reporting, 2 monitoring, 1 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Revised Total Coliform Rule (3 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.

Began	Violation	Contaminant or rule	Health-based	Status
2023-11-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2023-09-17	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2023-09-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A	Revised Total Coliform Rulecode 8000	Yes	Resolved
2021-12-30	Monitoring and reportingLead Consumer Notice · code 66	Lead and Copper Rulecode 5000	No	Resolved
2018-11-01	MonitoringMonitoring, Additional Routine (RTCR) · code 3B	Revised Total Coliform Rulecode 8000	No	Resolved
2017-01-01	Monitoring and reportingMonitoring, Regular · code 03	1,1,2-Trichloroethanecode 2985	No	Resolved
2017-01-01	Monitoring and reportingMonitoring, Regular · code 03	Carbon tetrachloridecode 2982	No	Resolved
2017-01-01	Monitoring and reportingMonitoring, Regular · code 03	1,1-Dichloroethylenecode 2977	No	Resolved
2017-01-01	Monitoring and reportingMonitoring, Regular · code 03	Xylenes, Totalcode 2955	No	Resolved
2017-01-01	Monitoring and reportingMonitoring, Regular · code 03	cis-1,2-Dichloroethylenecode 2380	No	Resolved
2017-01-01	Monitoring and reportingMonitoring, Regular · code 03	Dichloromethanecode 2964	No	Resolved
2017-01-01	Monitoring and reportingMonitoring, Regular · code 03	1,2,4-Trichlorobenzenecode 2378	No	Resolved

The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Hermon High School: frequently asked questions

Who runs Hermon High School?

Hermon High School (PWSID ME0094508) is a non-transient non-community water system owned by a local government. It is regulated by the ME state drinking water program.

How many people does Hermon High School serve?

Hermon High School reports serving 550 people through 1 service connection in Penobscot County, Maine.

Where does Hermon High School get its water?

EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.

Does Hermon High School have any drinking water violations?

Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in November 2023. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is Hermon High School's water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in November 2023. For current results, consult EPA ECHO, or the ME state drinking water program.

Where can I find Hermon High School's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Hermon High School is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.

Other water systems in Penobscot County

Water system	County	Population served	Type	Source
Bangor Water District	Penobscot	27,298	Community	Surface water
Brewer Water Department	Penobscot	8,860	Community	Surface water
Old Town Water District	Penobscot	7,648	Community	Groundwater
Orono-Veazie Water District	Penobscot	5,793	Community	Groundwater
Maine Water Company Millinocket Division	Penobscot	5,400	Community	Surface water
Hampden Water District	Penobscot	4,628	Community	Purchased surface water

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About this data

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.

Cite as: AquaCensus, “Hermon High School, PWSID ME0094508, Maine”, https://aquacensus.com/water-systems/maine/hermon-high-school-me0094508 (data as of October 1, 2026).