Public water system · LA1103141
ActiveMagnolia-Brier Lake Utilities Inc.
At a glance
Magnolia-Brier Lake Utilities Inc. (PWSID LA1103141) is an active community water system in St. Tammany Parish County, Missouri. It reports serving 630 people through 210 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 1999.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
630
Service connections
210
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Magnolia-Brier Lake Utilities Inc. compare with other water systems in St. Tammany Parish County?
By EPA's size categories, Magnolia-Brier Lake Utilities Inc. is a small system (501 to 3,300 people). St. Tammany Parish County has 27 active public water systems. Its population served is about 63% below the county average of 1,698 people per system, and accounts for 1.4% of the 45,833 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-Brier Lake Utilities Inc. 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-Brier Lake Utilities Inc.?
EPA lists Magnolia-Brier Lake Utilities Inc. 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. 27 of the 27 active systems in St. Tammany Parish County (100%) are also privately owned.
Does Magnolia-Brier Lake Utilities Inc. have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 1999. The violations listed here began between July 1991 and October 1999. By type: 2 public notice, recordkeeping or other and 1 monitoring and reporting. The contaminants or rules involved are Consumer Confidence Rule and Lead and Copper Rule. EPA lists 2 as resolved and 1 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 |
|---|---|---|---|---|
| 1999-10-19 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1993-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1991-07-01 | Public notice, recordkeeping or otherSanitary Survey (TCR) · code 28 | Not reported | No | Archived |
All 3 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-Brier Lake Utilities Inc.: frequently asked questions
Who runs Magnolia-Brier Lake Utilities Inc.?
Magnolia-Brier Lake Utilities Inc. (PWSID LA1103141) is a community water system privately owned. It is regulated by the LA state drinking water program.
How many people does Magnolia-Brier Lake Utilities Inc. serve?
Magnolia-Brier Lake Utilities Inc. reports serving 630 people through 210 service connections in St. Tammany Parish County, Missouri.
Where does Magnolia-Brier Lake Utilities Inc. 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-Brier Lake Utilities Inc. have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 1999. 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-Brier Lake Utilities Inc.'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. EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 1999. 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-Brier Lake Utilities Inc.'s water quality report?
As a community water system, Magnolia-Brier Lake Utilities Inc. 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 St. Tammany Parish County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Magnolia-Eden Isles | St. Tammany Parish | 10,155 | Community | Groundwater |
| Magnolia-Greenleaves | St. Tammany Parish | 8,031 | Community | Groundwater |
| Magnolia-Resolve Whisperwood | St. Tammany Parish | 6,867 | Community | Groundwater |
| Magnolia-the Meadows | St. Tammany Parish | 4,701 | Community | Groundwater |
| Magnolia-Lakeshore Estates | St. Tammany Parish | 4,146 | Community | Groundwater |
| Magnolia-Guste Island | St. Tammany Parish | 2,847 | 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, “Magnolia-Brier Lake Utilities Inc., PWSID LA1103141, Missouri”, https://aquacensus.com/water-systems/missouri/magnolia-brier-lake-utilities-inc-la1103141 (data as of October 1, 2026).