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Public water system · CT0787121

Active

Ctwc - Uconn Willowbrook Div.

At a glance

Ctwc - Uconn Willowbrook Div. (PWSID CT0787121) is an active community water system in Tolland County, Connecticut. It reports serving 134 people through 21 service connections. Its primary water source is purchased surface water, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.

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

Population served

134

Service connections

21

Primary source

SWP

Purchased surface water

System type

CWS

Community water system

System record

PWSIDCT0787121
System typeCommunity water system
Activity statusActive
Population served134
Service connections21
Primary water sourcePurchased surface water
Owner typePrivate
Primacy agencyCT state drinking water program
City servedMansfield
StateConnecticut
ZIP—
CountyTolland County

How does Ctwc - Uconn Willowbrook Div. compare with other water systems in Tolland County?

By EPA's size categories, Ctwc - Uconn Willowbrook Div. is a very small system (500 people or fewer). Tolland County has 296 active public water systems. Its population served is about 34% below the county average of 202 people per system, and accounts for 0.2% of the 59,796 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 - Uconn Willowbrook Div. 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 52 Connecticut systems (2.2%) list purchased surface water as their primary source.

Who owns and regulates Ctwc - Uconn Willowbrook Div.?

EPA lists Ctwc - Uconn Willowbrook Div. 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. 253 of the 296 active systems in Tolland County (85%) are also privately owned.

Does Ctwc - Uconn Willowbrook Div. have drinking water violations?

No SDWA violations on record.

EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Ctwc - Uconn Willowbrook Div.. For the latest compliance status, check EPA ECHO for current compliance history.

Ctwc - Uconn Willowbrook Div.: frequently asked questions

Who runs Ctwc - Uconn Willowbrook Div.?

Ctwc - Uconn Willowbrook Div. (PWSID CT0787121) is a community water system privately owned. It is regulated by the CT state drinking water program.

How many people does Ctwc - Uconn Willowbrook Div. serve?

Ctwc - Uconn Willowbrook Div. reports serving 134 people through 21 service connections in Tolland County, Connecticut.

Where does Ctwc - Uconn Willowbrook Div. 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 Ctwc - Uconn Willowbrook Div. have any drinking water violations?

EPA's Safe Drinking Water Act records list no violations for this system.

Is Ctwc - Uconn Willowbrook Div.'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 Safe Drinking Water Act records list no violations for this system. 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 - Uconn Willowbrook Div.'s water quality report?

As a community water system, Ctwc - Uconn Willowbrook Div. 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 Tolland County

Water systemCountyPopulation servedTypeSource
University of Connecticut - Main CampusTolland27,199CommunityPurchased surface water
Ctwc - Hebron Center DivisionTolland1,927CommunityGroundwater
Coventry High & Nathan Hale SchoolsTolland1,252Non-transient non-communityGroundwater
Tolland Water DepartmentTolland1,251CommunityGroundwater
Ctwc - Amston Lake DivisionTolland910CommunityGroundwater
Horace Porter SchoolTolland797Non-transient non-communityGroundwater

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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 - Uconn Willowbrook Div., PWSID CT0787121, Connecticut”, https://aquacensus.com/water-systems/connecticut/ctwc-uconn-willowbrook-div-ct0787121 (data as of October 1, 2026).