Public water system · CT0570154
ActiveSt. Timothy Chapel
At a glance
St. Timothy Chapel (PWSID CT0570154) is an active transient non-community water system in Fairfield County, Connecticut. It reports serving 25 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 8 violations for this system; none is health-based, and the most recent began in October 2018.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does St. Timothy Chapel compare with other water systems in Fairfield County?
By EPA's size categories, St. Timothy Chapel is a very small system (500 people or fewer). Fairfield County has 337 active public water systems. Its population served is well below the county average of 2,311 people per system, and accounts for less than 0.1% of the 778,730 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 St. Timothy Chapel is well 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 St. Timothy Chapel?
EPA lists St. Timothy 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. 286 of the 337 active systems in Fairfield County (85%) are also privately owned.
Does St. Timothy Chapel have drinking water violations?
EPA's records list 8 violations for this system; none is health-based, and the most recent began in October 2018. The violations listed here began between October 2001 and October 2018. By type: 7 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Nitrate (3 of them). EPA lists 6 as resolved and 2 as archived. 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. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2018-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2018-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2013-10-18 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2013-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2004-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2004-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2001-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
All 8 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.
St. Timothy Chapel: frequently asked questions
Who runs St. Timothy Chapel?
St. Timothy Chapel (PWSID CT0570154) is a transient non-community water system privately owned. It is regulated by the CT state drinking water program.
How many people does St. Timothy Chapel serve?
St. Timothy Chapel reports serving 25 people through 1 service connection in Fairfield County, Connecticut.
Where does St. Timothy 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 St. Timothy Chapel have any drinking water violations?
EPA's records list 8 violations for this system; none is health-based, and the most recent began in October 2018. 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 St. Timothy 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 8 violations for this system; none is health-based, and the most recent began in October 2018. For current results, consult EPA ECHO, or the CT state drinking water program.
Where can I find St. Timothy Chapel's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. St. Timothy 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 Fairfield County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Aquarion-Eastern Fairfield County | Fairfield | 351,756 | Community | Surface water |
| Aquarion-Stamford | Fairfield | 119,214 | Community | Surface water |
| Danbury Water Department | Fairfield | 62,055 | Community | Surface water |
| Aquarion-Greenwich | Fairfield | 53,297 | Community | Surface water |
| South Norwalk Electric & Water | Fairfield | 42,000 | Community | Surface water |
| Norwalk First Taxing District | Fairfield | 40,256 | Community | Surface water |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “St. Timothy Chapel, PWSID CT0570154, Connecticut”, https://aquacensus.com/water-systems/connecticut/st-timothy-chapel-ct0570154 (data as of October 1, 2026).