Public water system · FL3590159
ActiveCasselberry, City of (3 Wps)
At a glance
Casselberry, City of (3 Wps) (PWSID FL3590159) is an active community water system in Seminole County, Florida. It reports serving 54,747 people through 15,642 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in January 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
54,747
Service connections
15,642
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Casselberry, City of (3 Wps) compare with other water systems in Seminole County?
By EPA's size categories, Casselberry, City of (3 Wps) is a large system (10,001 to 100,000 people). Seminole County has 60 active public water systems, and Casselberry, City of (3 Wps) is the 3rd-largest of them by population served. Its population served is about 6.4 times the county average of 8,505 people per system, and accounts for 11% 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 Casselberry, City of (3 Wps) is about 8.2 times 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 Casselberry, City of (3 Wps)?
EPA lists Casselberry, City of (3 Wps) as owned by a local 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. 20 of the 60 active systems in Seminole County (33%) are also owned by a local government.
Does Casselberry, City of (3 Wps) have drinking water violations?
Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in January 2024. The violations listed here began between January 2014 and January 2024. By type: 6 contaminant level above the legal limit, 3 monitoring and reporting, 2 public notice, recordkeeping or other and 1 reporting. The contaminant or rule involved most often is Haloacetic acids (HAA5) (4 of them). EPA lists 11 as resolved and 1 as unaddressed. 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. 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 |
|---|---|---|---|---|
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2023-04-01 | ReportingReporting, Assessment Forms (RTCR) · code 4A | Revised Total Coliform Rulecode 8000 | No | Unaddressed |
| 2021-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2021-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2014-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2014-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2014-04-23 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2014-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2014-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2014-03-29 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2014-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2014-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
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.
Casselberry, City of (3 Wps): frequently asked questions
Who runs Casselberry, City of (3 Wps)?
Casselberry, City of (3 Wps) (PWSID FL3590159) is a community water system owned by a local government. It is regulated by the FL state drinking water program.
How many people does Casselberry, City of (3 Wps) serve?
Casselberry, City of (3 Wps) reports serving 54,747 people through 15,642 service connections in Seminole County, Florida.
Where does Casselberry, City of (3 Wps) 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 Casselberry, City of (3 Wps) have any drinking water violations?
Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in January 2024. 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 Casselberry, City of (3 Wps)'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, 6 are health-based, and the most recent began in January 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the FL state drinking water program.
Where can I find Casselberry, City of (3 Wps)'s water quality report?
As a community water system, Casselberry, City of (3 Wps) 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 |
| 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 |
| Winter Springs, City of (3 Wps) | Seminole | 34,657 | Community | Groundwater |
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, “Casselberry, City of (3 Wps), PWSID FL3590159, Florida”, https://aquacensus.com/water-systems/florida/casselberry-city-of-3-wps-fl3590159 (data as of October 1, 2026).