Public water system · LA1049030
ActiveSpillway Estates Water System
At a glance
Spillway Estates Water System (PWSID LA1049030) is an active community water system in Jackson Parish County, Louisiana. It reports serving 501 people through 167 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, 11 are health-based, and the most recent began in April 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
501
Service connections
167
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Spillway Estates Water System compare with other water systems in Jackson Parish County?
By EPA's size categories, Spillway Estates Water System is a small system (501 to 3,300 people). Jackson Parish County has 18 active public water systems. Its population served is about half of the county average of 982 people per system, and accounts for 2.8% of the 17,675 people reported by systems filed under the county. Across Louisiana, the 1,121 active systems average 4,685 people each. Nationally, the average active community water system reports serving 6,703 people, so Spillway Estates Water System 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. Louisiana has 815 active community water systems, 73% of the state's 1,121 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 966 Louisiana systems (86%) list groundwater as their primary source.
Who owns and regulates Spillway Estates Water System?
EPA lists Spillway Estates Water System as privately owned. The LA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 11 of the 18 active systems in Jackson Parish County (61%) are also privately owned.
Does Spillway Estates Water System have drinking water violations?
Of the 12 most recent violations in EPA's records, 11 are health-based, and the most recent began in April 2025. The violations listed here began between January 2024 and April 2025. By type: 11 contaminant level above the legal limit and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (6 of them). EPA lists 12 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 |
|---|---|---|---|---|
| 2025-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2025-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2025-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2024-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2024-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2024-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2024-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2024-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2024-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2024-02-06 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2024-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Resolved |
| 2024-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | 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.
Spillway Estates Water System: frequently asked questions
Who runs Spillway Estates Water System?
Spillway Estates Water System (PWSID LA1049030) is a community water system privately owned. It is regulated by the LA state drinking water program.
How many people does Spillway Estates Water System serve?
Spillway Estates Water System reports serving 501 people through 167 service connections in Jackson Parish County, Louisiana.
Where does Spillway Estates Water System 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 Spillway Estates Water System have any drinking water violations?
Of the 12 most recent violations in EPA's records, 11 are health-based, and the most recent began in April 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 Spillway Estates Water System'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, 11 are health-based, and the most recent began in April 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the LA state drinking water program.
Where can I find Spillway Estates Water System's water quality report?
As a community water system, Spillway Estates Water System 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 Jackson Parish County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Town of Jonesboro Water System | Jackson Parish | 6,231 | Community | Groundwater |
| Weston Water System | Jackson Parish | 1,980 | Community | Groundwater |
| Punkin Center Hilltop Ws | Jackson Parish | 1,710 | Community | Groundwater |
| Village of Chatham Water System | Jackson Parish | 1,557 | Community | Groundwater |
| Ebenezer Water System | Jackson Parish | 828 | Community | Groundwater |
| Eros Community Water System | Jackson Parish | 729 | 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, “Spillway Estates Water System, PWSID LA1049030, Louisiana”, https://aquacensus.com/water-systems/louisiana/spillway-estates-water-system-la1049030 (data as of October 1, 2026).