Public water system · ME0091660
ActiveWiscasset Water District
At a glance
Wiscasset Water District (PWSID ME0091660) is an active community water system in Lincoln County, Maine. It reports serving 1,970 people through 788 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 9 violations for this system; 1 is health-based, and the most recent began in January 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,970
Service connections
788
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Wiscasset Water District compare with other water systems in Lincoln County?
By EPA's size categories, Wiscasset Water District is a small system (501 to 3,300 people). Lincoln County has 84 active public water systems, and Wiscasset Water District is the 3rd-largest of them by population served. Its population served is about 6.8 times the county average of 289 people per system, and accounts for 8.1% of the 24,301 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 Wiscasset 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 8 Maine systems (0.4%) list purchased surface water as their primary source.
Who owns and regulates Wiscasset Water District?
EPA lists Wiscasset 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 84 active systems in Lincoln County (20%) are also owned by a local government.
Does Wiscasset Water District have drinking water violations?
EPA's records list 9 violations for this system; 1 is health-based, and the most recent began in January 2023. The violations listed here began between June 1993 and January 2023. By type: 7 monitoring and reporting, 1 monitoring and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Lead and Copper Rule (4 of them). EPA lists 8 as resolved and 1 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2022-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2004-07-11 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2000-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1999-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1997-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1993-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
All 9 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.
Wiscasset Water District: frequently asked questions
Who runs Wiscasset Water District?
Wiscasset Water District (PWSID ME0091660) is a community water system owned by a local government. It is regulated by the ME state drinking water program.
How many people does Wiscasset Water District serve?
Wiscasset Water District reports serving 1,970 people through 788 service connections in Lincoln County, Maine.
Where does Wiscasset Water District get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Wiscasset Water District have any drinking water violations?
EPA's records list 9 violations for this system; 1 is health-based, and the most recent began in January 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 Wiscasset 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 9 violations for this system; 1 is health-based, and the most recent began in January 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 Wiscasset Water District's water quality report?
As a community water system, Wiscasset 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 Lincoln County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Boothbay Region Water District | Lincoln | 8,448 | Community | Surface water |
| Great Salt Bay Sanitary District | Lincoln | 2,143 | Community | Surface water |
| Waldoboro Water Dept | Lincoln | 1,065 | Community | Groundwater |
| Lake Pemaquid Campground | Lincoln | 808 | Transient non-community | Groundwater |
| Rsu 40 Medomak Valley High School | Lincoln | 669 | Non-transient non-community | Groundwater |
| Glidden Point Oyster Company | Lincoln | 399 | 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, “Wiscasset Water District, PWSID ME0091660, Maine”, https://aquacensus.com/water-systems/maine/wiscasset-water-district-me0091660 (data as of October 1, 2026).