Public water system · FL3590615
ActiveJansen S/D
At a glance
Jansen S/D (PWSID FL3590615) is an active community water system in Seminole County, Florida. It reports serving 868 people through 248 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
868
Service connections
248
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Jansen S/D compare with other water systems in Seminole County?
By EPA's size categories, Jansen S/D is a small system (501 to 3,300 people). Seminole County has 60 active public water systems. Its population served is well below the county average of 8,505 people per system, and accounts for 0.2% of the 510,279 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 Jansen S/D 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 Jansen S/D?
EPA lists Jansen S/D as privately owned. 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. 36 of the 60 active systems in Seminole County (60%) are also privately owned.
Does Jansen S/D have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2025. The violations listed here began between February 1985 and July 2025. By type: 11 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 11 as archived and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 1992-06-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-08-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-05-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1985-02-01 | Monitoring and reportingMonitoring, Regular · code 03 | Fluoridecode 1025 | No | Archived |
| 1985-02-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | No | Archived |
| 1985-02-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
| 1985-02-01 | Monitoring and reportingMonitoring, Regular · code 03 | Mercurycode 1035 | No | Archived |
| 1985-02-01 | Monitoring and reportingMonitoring, Regular · code 03 | Bariumcode 1010 | No | Archived |
| 1985-02-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Archived |
| 1985-02-01 | Monitoring and reportingMonitoring, Regular · code 03 | Seleniumcode 1045 | No | Archived |
| 1985-02-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cadmiumcode 1015 | 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.
Jansen S/D: frequently asked questions
Who runs Jansen S/D?
Jansen S/D (PWSID FL3590615) is a community water system privately owned. It is regulated by the FL state drinking water program.
How many people does Jansen S/D serve?
Jansen S/D reports serving 868 people through 248 service connections in Seminole County, Florida.
Where does Jansen S/D 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 Jansen S/D have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 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 Jansen S/D'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, none is health-based, and the most recent began in July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the FL state drinking water program.
Where can I find Jansen S/D's water quality report?
As a community water system, Jansen S/D 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 Seminole County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Sanford, City of (2 Wps) | Seminole | 79,715 | Community | Groundwater |
| Seminole County Southeast | Seminole | 70,040 | Community | Groundwater |
| Casselberry, City of (3 Wps) | Seminole | 54,747 | Community | Groundwater |
| Altamonte Springs Water Dept (2 Wps) | Seminole | 51,000 | Community | Groundwater |
| Oviedo, City of | Seminole | 47,933 | Community | Groundwater |
| Sanlando (3 Wtps) | Seminole | 36,953 | 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, “Jansen S/D, PWSID FL3590615, Florida”, https://aquacensus.com/water-systems/florida/jansen-s-d-fl3590615 (data as of October 1, 2026).