Public water system · CT1299031
ActiveHazardville - Rye Hill System
At a glance
Hazardville - Rye Hill System (PWSID CT1299031) is an active community water system in Tolland County, Connecticut. It reports serving 352 people through 133 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
352
Service connections
133
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Hazardville - Rye Hill System compare with other water systems in Tolland County?
By EPA's size categories, Hazardville - Rye Hill System is a very small system (500 people or fewer). Tolland County has 296 active public water systems. Its population served is about 74% above the county average of 202 people per system, and accounts for 0.6% 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 Hazardville - Rye Hill System 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 Hazardville - Rye Hill System?
EPA lists Hazardville - Rye Hill System as owned by a local government. 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. 37 of the 296 active systems in Tolland County (13%) are also owned by a local government.
Does Hazardville - Rye Hill System have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2022. The violations listed here began between August 2017 and July 2022. By type: 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Consumer Confidence Rule (2 of them). EPA lists 2 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 |
|---|---|---|---|---|
| 2022-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2017-08-10 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
All 2 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.
Hazardville - Rye Hill System: frequently asked questions
Who runs Hazardville - Rye Hill System?
Hazardville - Rye Hill System (PWSID CT1299031) is a community water system owned by a local government. It is regulated by the CT state drinking water program.
How many people does Hazardville - Rye Hill System serve?
Hazardville - Rye Hill System reports serving 352 people through 133 service connections in Tolland County, Connecticut.
Where does Hazardville - Rye Hill System 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 Hazardville - Rye Hill System have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2022. 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 Hazardville - Rye Hill System'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 2 violations for this system; none is health-based, and the most recent began in July 2022. For current results, consult the system's annual water quality report, EPA ECHO, or the CT state drinking water program.
Where can I find Hazardville - Rye Hill System's water quality report?
As a community water system, Hazardville - Rye Hill System 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 system | County | Population served | Type | Source |
|---|---|---|---|---|
| University of Connecticut - Main Campus | Tolland | 27,199 | Community | Purchased surface water |
| Ctwc - Hebron Center Division | Tolland | 1,927 | Community | Groundwater |
| Coventry High & Nathan Hale Schools | Tolland | 1,252 | Non-transient non-community | Groundwater |
| Tolland Water Department | Tolland | 1,251 | Community | Groundwater |
| Ctwc - Amston Lake Division | Tolland | 910 | Community | Groundwater |
| Horace Porter School | Tolland | 797 | Non-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, “Hazardville - Rye Hill System, PWSID CT1299031, Connecticut”, https://aquacensus.com/water-systems/connecticut/hazardville-rye-hill-system-ct1299031 (data as of October 1, 2026).