Public water system · FL2164401
ActiveTransition House at Dinsmore
At a glance
Transition House at Dinsmore (PWSID FL2164401) is an active community water system in Duval County, Florida. It reports serving 150 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a state government. Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in May 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
150
Service connections
1
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Transition House at Dinsmore compare with other water systems in Duval County?
By EPA's size categories, Transition House at Dinsmore is a very small system (500 people or fewer). Duval County has 92 active public water systems. Its population served is well below the county average of 10,204 people per system, and accounts for less than 0.1% of the 938,721 people reported by systems filed under the county. Across Florida, the 5,197 active systems average 4,345 people each. Nationally, the average active community water system reports serving 6,703 people, so Transition House at Dinsmore 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. Florida has 1,640 active community water systems, 32% of the state's 5,197 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 4,996 Florida systems (96%) list groundwater as their primary source.
Who owns and regulates Transition House at Dinsmore?
EPA lists Transition House at Dinsmore as owned by a state government. The FL state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 3 of the 92 active systems in Duval County (3.3%) are also owned by a state government.
Does Transition House at Dinsmore have drinking water violations?
Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in May 2023. The violations listed here began between September 2003 and May 2023. By type: 7 contaminant level above the legal limit, 2 monitoring and reporting, 2 public notice, recordkeeping or other and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (6 of them). EPA lists 8 as resolved and 4 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 |
|---|---|---|---|---|
| 2023-05-01 | Monitoring and reportingFailure to Conduct Assessment Monitoring · code 19 | E. colicode 3014 | No | Resolved |
| 2023-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-12-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2015-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2015-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2014-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2010-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 2009-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 2007-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2005-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2004-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 2003-09-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
The 12 most recent 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.
Transition House at Dinsmore: frequently asked questions
Who runs Transition House at Dinsmore?
Transition House at Dinsmore (PWSID FL2164401) is a community water system owned by a state government. It is regulated by the FL state drinking water program.
How many people does Transition House at Dinsmore serve?
Transition House at Dinsmore reports serving 150 people through 1 service connection in Duval County, Florida.
Where does Transition House at Dinsmore 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 Transition House at Dinsmore have any drinking water violations?
Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in May 2023. 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 Transition House at Dinsmore'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. Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in May 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the FL state drinking water program.
Where can I find Transition House at Dinsmore's water quality report?
As a community water system, Transition House at Dinsmore 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 Duval County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Jea Major Grid | Duval | 826,664 | Community | Groundwater |
| Atlantic Beach Water System | Duval | 23,503 | Community | Groundwater |
| Jacksonville Beach WTP | Duval | 23,352 | Community | Groundwater |
| N.A.S. Jacksonville | Duval | 22,000 | Community | Groundwater |
| N.S. Mayport | Duval | 20,500 | Community | Groundwater |
| Neptune Beach | Duval | 7,270 | 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, “Transition House at Dinsmore, PWSID FL2164401, Florida”, https://aquacensus.com/water-systems/florida/transition-house-at-dinsmore-fl2164401 (data as of October 1, 2026).