Public water system · LA1055138
ActiveMagnolia-Garden Heights Subdivision Ws
At a glance
Magnolia-Garden Heights Subdivision Ws (PWSID LA1055138) is an active community water system in Lafayette Parish County, Missouri. It reports serving 483 people through 161 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, 6 are health-based, and the most recent began in November 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
483
Service connections
161
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Magnolia-Garden Heights Subdivision Ws compare with other water systems in Lafayette Parish County?
By EPA's size categories, Magnolia-Garden Heights Subdivision Ws is a very small system (500 people or fewer). Lafayette Parish County has 23 active public water systems, and Magnolia-Garden Heights Subdivision Ws is the 4th-largest of them by population served. Its population served is about 40% above the county average of 345 people per system, and accounts for 6.1% of the 7,945 people reported by systems filed under the county. Across Missouri, the 2,943 active systems average 2,049 people each. Nationally, the average active community water system reports serving 6,703 people, so Magnolia-Garden Heights Subdivision Ws 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. Missouri has 1,612 active community water systems, 55% of the state's 2,943 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,521 Missouri systems (86%) list groundwater as their primary source.
Who owns and regulates Magnolia-Garden Heights Subdivision Ws?
EPA lists Magnolia-Garden Heights Subdivision Ws 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. 23 of the 23 active systems in Lafayette Parish County (100%) are also privately owned.
Does Magnolia-Garden Heights Subdivision Ws have drinking water violations?
Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in November 2024. The violations listed here began between July 2014 and November 2024. By type: 6 required treatment not met, 5 public notice, recordkeeping or other and 1 monitoring and reporting. The contaminant or rule involved most often is Groundwater Rule (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 |
|---|---|---|---|---|
| 2024-11-13 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2022-01-11 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2022-01-11 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2022-01-11 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2022-01-11 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2022-01-11 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2019-12-13 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-09-09 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2019-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2017-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2014-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2014-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | 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.
Magnolia-Garden Heights Subdivision Ws: frequently asked questions
Who runs Magnolia-Garden Heights Subdivision Ws?
Magnolia-Garden Heights Subdivision Ws (PWSID LA1055138) is a community water system privately owned. It is regulated by the LA state drinking water program.
How many people does Magnolia-Garden Heights Subdivision Ws serve?
Magnolia-Garden Heights Subdivision Ws reports serving 483 people through 161 service connections in Lafayette Parish County, Missouri.
Where does Magnolia-Garden Heights Subdivision Ws 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 Magnolia-Garden Heights Subdivision Ws 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 November 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 Magnolia-Garden Heights Subdivision Ws' 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 November 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the LA state drinking water program.
Where can I find Magnolia-Garden Heights Subdivision Ws' water quality report?
As a community water system, Magnolia-Garden Heights Subdivision Ws 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 Lafayette Parish County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Magnolia-Le Triomphe Subdivision | Lafayette Parish | 1,278 | Community | Purchased groundwater |
| Magnolia-Jackson Square | Lafayette Parish | 825 | Community | Purchased groundwater |
| Magnolia-Windy Meadows | Lafayette Parish | 549 | Community | Purchased groundwater |
| Magnolia-Markridge Park Subdivision | Lafayette Parish | 468 | Community | Purchased groundwater |
| Magnolia-Beau Parterre | Lafayette Parish | 462 | Community | Purchased groundwater |
| Magnolia-Shenandoah Estates | Lafayette Parish | 396 | Community | Purchased 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, “Magnolia-Garden Heights Subdivision Ws, PWSID LA1055138, Missouri”, https://aquacensus.com/water-systems/missouri/magnolia-garden-heights-subdivision-ws-la1055138 (data as of October 1, 2026).