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Community Water System · PWS LA1017087

Magnolia-Dixie Garden-Kings Hwy

Des Peres, Louisiana 63131 - drinking water served from surface water sources to 100 people, tracked in EPA SDWIS and UCMR5.

100
People served
85
EPA violations
1
Health-based
Untested
UCMR5 result

The verdict

EPA records 85 drinking-water violations at Magnolia-Dixie Garden-Kings Hwy, 1% of them health-based - below the Louisiana per-system average.

85
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
100
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Magnolia-Dixie Garden-Kings Hwy

Magnolia-Dixie Garden-Kings Hwy is a private-owned community water system that delivers drinking water to 100 residents in Des Peres, Louisiana (Caddo Parish County) through 10 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 85 total violations for this system , of which 1 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 58 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 34 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Louisiana, EPA tracks 1,234 public water systems serving 5,316,532 people, with 115,060 cumulative violations and 62,164 health-based violations on record. About 93% of systems in the state carry at least one violation, and state-wide the average per system is 93.2 violations. Statewide, 218 of 265 UCMR5-tested systems have reported PFAS detections (82.3%).

Magnolia-Dixie Garden-Kings Hwy's 85 violations sit below the Louisiana average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
100
Total Violations
85
Health-Based Violations
1
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
10
County
Caddo Parish
School/Daycare
No
MCL Violations
1
Monitoring Violations
58
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 34 2020
Public Notice Other 22 2019
Chloramine MR 8 2016
TTHM MR 4 2015
Consumer Confidence Rule Other 4 2019
Revised Total Coliform Rule MON 4 2016
Coliform (TCR) MR 4 2016
Total Haloacetic Acids (HAA5) MR 4 2015
TTHM MCL 1 2025

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Magnolia-Dixie Garden-Kings Hwy.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID LA1017087 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Louisiana Drinking Water Authority

Louisiana's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find LA regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2025 TTHM MCL 1 SDWIS / LA1017087 / 2950
2020 Lead and Copper Rule MR 34 SDWIS / LA1017087 / 5000
2019 Public Notice Other 22 SDWIS / LA1017087 / 7500
2019 Consumer Confidence Rule Other 4 SDWIS / LA1017087 / 7000
2016 Chloramine MR 8 SDWIS / LA1017087 / 1006
2016 Revised Total Coliform Rule MON 4 SDWIS / LA1017087 / 8000
2016 Coliform (TCR) MR 4 SDWIS / LA1017087 / 3100
2015 TTHM MR 4 SDWIS / LA1017087 / 2950
2015 Total Haloacetic Acids (HAA5) MR 4 SDWIS / LA1017087 / 2456

How Magnolia-Dixie Garden-Kings Hwy Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Magnolia-Dixie Garden-Kings Hwy Louisiana avg Federal benchmark
Total violations 85 93.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 1 50.4 Indicates a contaminant exceeded a federal MCL
PFAS detection None 82.3% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 100 4,308 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,234 regulated public water systems in Louisiana.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Magnolia-Dixie Garden-Kings Hwy water safe to drink? ▼
Magnolia-Dixie Garden-Kings Hwy (PWS ID: LA1017087) has 85 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 100 people using Surface Water sources.
How many people does Magnolia-Dixie Garden-Kings Hwy serve? ▼
Magnolia-Dixie Garden-Kings Hwy serves 100 people in Des Peres, Louisiana. It is a Private-owned system using Surface Water water sources with 10 service connections.
What type of violations does Magnolia-Dixie Garden-Kings Hwy have? ▼
Magnolia-Dixie Garden-Kings Hwy has 85 total violations: 1 health-based violations (MCL exceedances or treatment failures), 58 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Magnolia-Dixie Garden-Kings Hwy water? ▼
No PFAS testing data is available for Magnolia-Dixie Garden-Kings Hwy under the EPA's UCMR5 monitoring program.
What water source does Magnolia-Dixie Garden-Kings Hwy use? ▼
Magnolia-Dixie Garden-Kings Hwy uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.