Public water system · ME0092305
ActiveCorinna Water District
At a glance
Corinna Water District (PWSID ME0092305) is an active community water system in Penobscot County, Maine. It reports serving 80 people through 32 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in July 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
80
Service connections
32
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Corinna Water District compare with other water systems in Penobscot County?
By EPA's size categories, Corinna Water District is a very small system (500 people or fewer). Penobscot County has 169 active public water systems. Its population served is well below the county average of 547 people per system, and accounts for less than 0.1% 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 community water system reports serving 6,703 people, so Corinna Water District is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Maine has 386 active 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 Corinna Water District?
EPA lists Corinna Water District 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 Corinna Water District have drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in July 2023. The violations listed here began between January 2002 and July 2023. By type: 2 monitoring and reporting, 1 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminants or rules involved are Consumer Confidence Rule, Lead and Copper Rule, Combined Radium (-226 and -228) and Antimony. EPA lists 4 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 |
|---|---|---|---|---|
| 2023-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2017-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2014-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Radium (-226 and -228)code 4010 | No | Resolved |
| 2002-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Antimonycode 1074 | Yes | Resolved |
All 4 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.
Corinna Water District: frequently asked questions
Who runs Corinna Water District?
Corinna Water District (PWSID ME0092305) is a community water system owned by a local government. It is regulated by the ME state drinking water program.
How many people does Corinna Water District serve?
Corinna Water District reports serving 80 people through 32 service connections in Penobscot County, Maine.
Where does Corinna Water District 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 Corinna Water District have any drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in July 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 Corinna Water District'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. EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in July 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the ME state drinking water program.
Where can I find Corinna Water District's water quality report?
As a community water system, Corinna Water District must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
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, “Corinna Water District, PWSID ME0092305, Maine”, https://aquacensus.com/water-systems/maine/corinna-water-district-me0092305 (data as of October 1, 2026).