Public water system · CT0419254
ActiveJohnsonville Chapel
At a glance
Johnsonville Chapel (PWSID CT0419254) is an active transient non-community water system in Middlesex County, Connecticut. It reports serving 96 people through 1 service connection. 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 January 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
96
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Johnsonville Chapel compare with other water systems in Middlesex County?
By EPA's size categories, Johnsonville Chapel is a very small system (500 people or fewer). Middlesex County has 277 active public water systems. Its population served is well below the county average of 353 people per system, and accounts for less than 0.1% of the 97,777 people reported by systems filed under the county. Across Connecticut, the 2,363 active systems average 1,247 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Johnsonville Chapel is about 33% below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Connecticut has 1,399 active transient non-community water systems, 59% 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 Johnsonville Chapel?
EPA lists Johnsonville Chapel 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. 223 of the 277 active systems in Middlesex County (81%) are also privately owned.
Does Johnsonville Chapel have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2025. By type: 1 monitoring. The contaminant or rule involved is Revised Total Coliform 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 |
|---|---|---|---|---|
| 2025-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | 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.
Johnsonville Chapel: frequently asked questions
Who runs Johnsonville Chapel?
Johnsonville Chapel (PWSID CT0419254) is a transient non-community water system privately owned. It is regulated by the CT state drinking water program.
How many people does Johnsonville Chapel serve?
Johnsonville Chapel reports serving 96 people through 1 service connection in Middlesex County, Connecticut.
Where does Johnsonville Chapel 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 Johnsonville Chapel 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 January 2025. 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 Johnsonville Chapel'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 one violation for this system; it is not health-based, and the most recent began in January 2025. For current results, consult EPA ECHO, or the CT state drinking water program.
Where can I find Johnsonville Chapel's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Johnsonville Chapel is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Middlesex County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Middletown Water Department | Middlesex | 41,019 | Community | Surface water |
| Cromwell Fire District Water Department | Middlesex | 14,316 | Community | Groundwater |
| Ctwc - Shoreline Region-Chester System | Middlesex | 5,030 | Community | Surface water |
| Portland Water Department | Middlesex | 5,010 | Community | Purchased surface water |
| Connecticut Valley Hospital | Middlesex | 2,928 | Community | Surface water |
| Pratt & Whitney | Middlesex | 2,800 | 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, “Johnsonville Chapel, PWSID CT0419254, Connecticut”, https://aquacensus.com/water-systems/connecticut/johnsonville-chapel-ct0419254 (data as of October 1, 2026).