Public water system · MA2226000
ActiveAquarion Water Company Oxford
At a glance
Aquarion Water Company Oxford (PWSID MA2226000) is an active community water system in Worcester County, Massachusetts. It reports serving 7,384 people through 2,660 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in April 1998.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
7,384
Service connections
2,660
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Aquarion Water Company Oxford compare with other water systems in Worcester County?
By EPA's size categories, Aquarion Water Company Oxford is a medium system (3,301 to 10,000 people). Worcester County has 346 active public water systems. Its population served is about 3.3 times the county average of 2,239 people per system, and accounts for 1% of the 774,523 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 Aquarion Water Company Oxford is about 10% 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. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,354 Massachusetts systems (83%) list groundwater as their primary source.
Who owns and regulates Aquarion Water Company Oxford?
EPA lists Aquarion Water Company Oxford as privately owned. 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. 252 of the 346 active systems in Worcester County (73%) are also privately owned.
Does Aquarion Water Company Oxford have drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in April 1998. The violations listed here began between September 1992 and April 1998. By type: 3 monitoring and reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Nitrate (3 of them). EPA lists 2 as archived and 2 as resolved. 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. 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 |
|---|---|---|---|---|
| 1998-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
| 1996-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1996-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1992-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
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.
Aquarion Water Company Oxford: frequently asked questions
Who runs Aquarion Water Company Oxford?
Aquarion Water Company Oxford (PWSID MA2226000) is a community water system privately owned. It is regulated by the MA state drinking water program.
How many people does Aquarion Water Company Oxford serve?
Aquarion Water Company Oxford reports serving 7,384 people through 2,660 service connections in Worcester County, Massachusetts.
Where does Aquarion Water Company Oxford 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 Aquarion Water Company Oxford have any drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in April 1998. 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 Aquarion Water Company Oxford'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 April 1998. For current results, consult the system's annual water quality report, EPA ECHO, or the MA state drinking water program.
Where can I find Aquarion Water Company Oxford's water quality report?
As a community water system, Aquarion Water Company Oxford 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 Worcester County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Worcester Dpwp, Water Supply Division | Worcester | 206,518 | Community | Surface water |
| Fitchburg Dpw Division of Water Supply | Worcester | 41,946 | Community | Surface water |
| Leominster Water Division | Worcester | 41,683 | Community | Surface water |
| Shrewsbury Water Department | Worcester | 38,325 | Community | Groundwater |
| Milford Water Department | Worcester | 30,379 | Community | Surface water |
| Westborough Water Department | Worcester | 21,567 | Community | 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, “Aquarion Water Company Oxford, PWSID MA2226000, Massachusetts”, https://aquacensus.com/water-systems/massachusetts/aquarion-water-company-oxford-ma2226000 (data as of October 1, 2026).