Public water system · MA1339000
ActiveWilbraham Water Dept (MWRA)
At a glance
Wilbraham Water Dept (MWRA) (PWSID MA1339000) is an active community water system in Hampden County, Massachusetts. It reports serving 8,533 people through 3,294 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 8 violations for this system; 2 are health-based, and the most recent began in October 2018.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
8,533
Service connections
3,294
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Wilbraham Water Dept (MWRA) compare with other water systems in Hampden County?
By EPA's size categories, Wilbraham Water Dept (MWRA) is a medium system (3,301 to 10,000 people). Hampden County has 115 active public water systems. Its population served is about 123% above the county average of 3,821 people per system, and accounts for 1.9% of the 439,404 people reported by systems filed under the county. Across Massachusetts, the 1,636 active systems average 6,275 people each. Nationally, the average active community water system reports serving 6,703 people, so Wilbraham Water Dept (MWRA) is about 27% 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. Massachusetts has 531 active community water systems, 32% of the state's 1,636 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 126 Massachusetts systems (7.7%) list purchased surface water as their primary source.
Who owns and regulates Wilbraham Water Dept (MWRA)?
EPA lists Wilbraham Water Dept (MWRA) as owned by a local government. The MA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 31 of the 115 active systems in Hampden County (27%) are also owned by a local government.
Does Wilbraham Water Dept (MWRA) have drinking water violations?
EPA's records list 8 violations for this system; 2 are health-based, and the most recent began in October 2018. The violations listed here began between July 1991 and October 2018. By type: 4 monitoring and reporting, 1 required treatment not met, 1 reporting, 1 monitoring 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 4 as resolved and 4 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 |
|---|---|---|---|---|
| 2018-10-19 | Required treatment not metTreatment Technique, Level 1 Assessment (RTCR) · code 2A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2018-09-26 | ReportingNotify Level 1/Level 2 Treatment Technique Violation, Correct Action (RTCR) · code 4F | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-06-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2008-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Archived |
| 2008-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Archived |
| 1991-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1991-07-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 8 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.
Wilbraham Water Dept (MWRA): frequently asked questions
Who runs Wilbraham Water Dept (MWRA)?
Wilbraham Water Dept (MWRA) (PWSID MA1339000) is a community water system owned by a local government. It is regulated by the MA state drinking water program.
How many people does Wilbraham Water Dept (MWRA) serve?
Wilbraham Water Dept (MWRA) reports serving 8,533 people through 3,294 service connections in Hampden County, Massachusetts.
Where does Wilbraham Water Dept (MWRA) 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 Wilbraham Water Dept (MWRA) have any drinking water violations?
EPA's records list 8 violations for this system; 2 are health-based, and the most recent began in October 2018. 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 Wilbraham Water Dept (MWRA)'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 8 violations for this system; 2 are health-based, and the most recent began in October 2018. For current results, consult the system's annual water quality report, EPA ECHO, or the MA state drinking water program.
Where can I find Wilbraham Water Dept (MWRA)'s water quality report?
As a community water system, Wilbraham Water Dept (MWRA) 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 Hampden County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Springfield Water and Sewer Commission | Hampden | 169,170 | Community | Surface water |
| Chicopee Water Dept (MWRA) | Hampden | 55,560 | Community | Purchased surface water |
| Westfield Dpwwater Division | Hampden | 41,094 | Community | Surface water |
| Holyoke Water Works | Hampden | 37,838 | Community | Surface water |
| West Springfield Dpw Water Division | Hampden | 28,835 | Community | Groundwater |
| Agawam Water Department | Hampden | 28,692 | 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, “Wilbraham Water Dept (MWRA), PWSID MA1339000, Massachusetts”, https://aquacensus.com/water-systems/massachusetts/wilbraham-water-dept-mwra-ma1339000 (data as of October 1, 2026).