Public water system · ME0090070

Active

Auburn Water District

At a glance

Auburn Water District (PWSID ME0090070) is an active community water system in Androscoggin County, Maine. It reports serving 17,245 people through 6,898 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. EPA's records list 11 violations for this system; 8 are health-based, and the most recent began in September 2017.

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

Population served

17,245

Service connections

6,898

Primary source

Surface water

System type

CWS

Community water system

System record

PWSIDME0090070

System typeCommunity water system

Activity statusActive

Population served17,245

Service connections6,898

Primary water sourceSurface water

Owner typeLocal government

Primacy agencyME state drinking water program

City servedAuburn

StateMaine

ZIP—

CountyAndroscoggin County

How does Auburn Water District compare with other water systems in Androscoggin County?

By EPA's size categories, Auburn Water District is a large system (10,001 to 100,000 people). Androscoggin County has 94 active public water systems, and Auburn Water District is the 2nd-largest of them by population served. Its population served is about 23 times the county average of 744 people per system, and accounts for 25% of the 69,935 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 Auburn Water District is about 157% above 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 61 Maine systems (3.3%) list surface water as their primary source.

Who owns and regulates Auburn Water District?

EPA lists Auburn 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. 17 of the 94 active systems in Androscoggin County (18%) are also owned by a local government.

Does Auburn Water District have drinking water violations?

EPA's records list 11 violations for this system; 8 are health-based, and the most recent began in September 2017. The violations listed here began between January 1997 and September 2017. By type: 5 contaminant level above the legal limit, 3 monitoring and reporting and 3 required treatment not met. The contaminant or rule involved most often is Haloacetic acids (HAA5) (4 of them). EPA lists 11 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
2017-09-29	Monitoring and reportingLead Consumer Notice · code 66	Lead and Copper Rulecode 5000	No	Resolved
2013-10-01	Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26	Total coliform bacteria (TCR)code 3100	No	Resolved
2007-08-01	Required treatment not metMonthly Turbidity Exceed (Enhanced SWTR) · code 44	Interim Enhanced Surface Water Treatment Rulecode 0300	Yes	Resolved
2006-07-01	Required treatment not metFailure to Filter (SWTR) · code 42	Surface Water Treatment Rulecode 0200	Yes	Resolved
2003-07-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Haloacetic acids (HAA5)code 2456	Yes	Resolved
2003-04-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Haloacetic acids (HAA5)code 2456	Yes	Resolved
2003-01-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Haloacetic acids (HAA5)code 2456	Yes	Resolved
2002-10-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Haloacetic acids (HAA5)code 2456	Yes	Resolved
2001-08-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Resolved
1998-07-01	Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52	Lead and Copper Rulecode 5000	No	Resolved
1997-01-01	Required treatment not metOCCT/SOWT Treatment Installation/Demonstration · code 58	Lead and Copper Rulecode 5000	Yes	Resolved

All 11 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.

Auburn Water District: frequently asked questions

Who runs Auburn Water District?

Auburn Water District (PWSID ME0090070) is a community water system owned by a local government. It is regulated by the ME state drinking water program.

How many people does Auburn Water District serve?

Auburn Water District reports serving 17,245 people through 6,898 service connections in Androscoggin County, Maine.

Where does Auburn Water District get its water?

EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.

Does Auburn Water District have any drinking water violations?

EPA's records list 11 violations for this system; 8 are health-based, and the most recent began in September 2017. 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 Auburn 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 11 violations for this system; 8 are health-based, and the most recent began in September 2017. For current results, consult the system's annual water quality report, EPA ECHO, or the ME state drinking water program.

Where can I find Auburn Water District's water quality report?

As a community water system, Auburn 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 Androscoggin County

Water system	County	Population served	Type	Source
Lewiston Water & Sewer Division	Androscoggin	23,720	Community	Surface water
Lisbon Water Department	Androscoggin	6,643	Community	Groundwater
Livermore Falls Water District	Androscoggin	2,995	Community	Surface water
Mechanic Falls Water Dept	Androscoggin	2,010	Community	Groundwater
Sabattus Sanitary District	Androscoggin	1,550	Community	Groundwater
Mdoc State Park-Range Pond	Androscoggin	800	Transient non-community	Groundwater

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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, “Auburn Water District, PWSID ME0090070, Maine”, https://aquacensus.com/water-systems/maine/auburn-water-district-me0090070 (data as of October 1, 2026).