Public water system · CT0790031
ActiveCtwc - Marlborough Gardens
At a glance
Ctwc - Marlborough Gardens (PWSID CT0790031) is an active community water system in Hartford County, Connecticut. It reports serving 110 people through 39 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in August 2005.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
110
Service connections
39
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Ctwc - Marlborough Gardens compare with other water systems in Hartford County?
By EPA's size categories, Ctwc - Marlborough Gardens is a very small system (500 people or fewer). Hartford County has 219 active public water systems. Its population served is well below the county average of 3,818 people per system, and accounts for less than 0.1% of the 836,032 people reported by systems filed under the county. Across Connecticut, the 2,363 active systems average 1,247 people each. Nationally, the average active community water system reports serving 6,703 people, so Ctwc - Marlborough Gardens 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. Connecticut has 481 active community water systems, 20% of the state's 2,363 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,263 Connecticut systems (96%) list groundwater as their primary source.
Who owns and regulates Ctwc - Marlborough Gardens?
EPA lists Ctwc - Marlborough Gardens as privately owned. The CT state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 179 of the 219 active systems in Hartford County (82%) are also privately owned.
Does Ctwc - Marlborough Gardens have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in August 2005. By type: 1 public notice, recordkeeping or other. The contaminant or rule involved is Consumer Confidence Rule. EPA lists 1 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 |
|---|---|---|---|---|
| 2005-08-10 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
The one violation in EPA's records.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.
Ctwc - Marlborough Gardens: frequently asked questions
Who runs Ctwc - Marlborough Gardens?
Ctwc - Marlborough Gardens (PWSID CT0790031) is a community water system privately owned. It is regulated by the CT state drinking water program.
How many people does Ctwc - Marlborough Gardens serve?
Ctwc - Marlborough Gardens reports serving 110 people through 39 service connections in Hartford County, Connecticut.
Where does Ctwc - Marlborough Gardens 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 Ctwc - Marlborough Gardens have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in August 2005. 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 Ctwc - Marlborough Gardens' 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 one violation for this system; it is not health-based, and the most recent began in August 2005. For current results, consult the system's annual water quality report, EPA ECHO, or the CT state drinking water program.
Where can I find Ctwc - Marlborough Gardens' water quality report?
As a community water system, Ctwc - Marlborough Gardens 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 Hartford County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Metropolitan District Commission | Hartford | 390,887 | Community | Surface water |
| Ctwc - Northern Reg-Western System | Hartford | 101,313 | Community | Surface water |
| New Britain Water Department | Hartford | 73,534 | Community | Surface water |
| Bristol Water Department | Hartford | 52,079 | Community | Surface water |
| Manchester Water Department | Hartford | 51,198 | Community | Surface water |
| Southington Water Department | Hartford | 43,069 | 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, “Ctwc - Marlborough Gardens, PWSID CT0790031, Connecticut”, https://aquacensus.com/water-systems/connecticut/ctwc-marlborough-gardens-ct0790031 (data as of October 1, 2026).