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Community Water System · PWS LA1085055

South Toledo Bend Water District

Many, Louisiana 71449 - drinking water served from groundwater sources to 5,943 people, tracked in EPA SDWIS and UCMR5.

5,943
People served
200
EPA violations
169
Health-based
1 PFAS
UCMR5 result

The verdict

EPA records 200 drinking-water violations at South Toledo Bend Water District, 85% of them health-based - above the Louisiana per-system average, and UCMR5 testing detected 1 PFAS compound.

200
Total EPA violations on record
85%
Health-based (MCL / treatment failure)
5,943
People served by this system
1
PFAS compounds detected (UCMR5)

Water Quality Snapshot: South Toledo Bend Water District

South Toledo Bend Water District is a private-owned community water system that delivers drinking water to 5,943 residents in Many, Louisiana (Sabine Parish County) through 1,981 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 200 total violations for this system , of which 169 (85%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 22 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 TTHM, recorded in 138 violations (MCL, health-based). Under EPA's UCMR5 PFAS monitoring program, 1 PFAS compound was detected in samples collected from this system, with a maximum reported concentration of 8.2 ppt (parts per trillion). PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

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%).

South Toledo Bend Water District's 200 violations sit above 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.

PFAS Detected

1 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
5,943
Total Violations
200
Health-Based Violations
169
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
1,981
County
Sabine Parish
School/Daycare
No
MCL Violations
162
Monitoring Violations
22
Treatment Tech Violations
7

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 138 2025
Total Haloacetic Acids (HAA5) MCL 24 2024
TTHM MR 8 2017
Interim Enhanced Surface Water Treatment Rule MR 8 2021
Total Haloacetic Acids (HAA5) MR 4 2013
CARBON, TOTAL TT 4 2007
Consumer Confidence Rule Other 3 2008
Stage 1 Disinfectants and Disinfection Byproducts Rule TT 3 2004
Lead and Copper Rule MR 2 2024

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 3 of 116 samples detected PFAS.

Contaminant Date Result MRL Status
PFPeS 8/28/2023 <4.00 ppt 4.00 ppt Not Detected
4:2 FTS 8/28/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 8/28/2023 <5.00 ppt 5.00 ppt Not Detected
PFMPA 8/28/2023 <4.00 ppt 4.00 ppt Not Detected
PFPeA 8/28/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 8/28/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 8/28/2023 <5.00 ppt 5.00 ppt Not Detected
NFDHA 8/28/2023 <20.00 ppt 20.00 ppt Not Detected
PFHpS 8/28/2023 <3.00 ppt 3.00 ppt Not Detected
PFEESA 8/28/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 8/28/2023 <3.00 ppt 3.00 ppt Not Detected
PFBA 8/28/2023 5.60 ppt 5.00 ppt Detected
PFBS 8/28/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxS 8/28/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 8/28/2023 <4.00 ppt 4.00 ppt Not Detected
PFOS 8/28/2023 <4.00 ppt 4.00 ppt Not Detected
PFOA 8/28/2023 <4.00 ppt 4.00 ppt Not Detected
PFDA 8/28/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxA 8/28/2023 <3.00 ppt 3.00 ppt Not Detected
PFUnA 8/28/2023 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 8/28/2023 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 8/28/2023 <2.00 ppt 2.00 ppt Not Detected
ADONA 8/28/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 8/28/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 8/28/2023 <5.00 ppt 5.00 ppt Not Detected
NEtFOSAA 7/11/2023 <5.00 ppt 5.00 ppt Not Detected
PFTA 7/11/2023 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 7/11/2023 <7.00 ppt 7.00 ppt Not Detected
NMeFOSAA 7/11/2023 <6.00 ppt 6.00 ppt Not Detected
NMeFOSAA 6/20/2023 <6.00 ppt 6.00 ppt Not Detected
PFTA 6/20/2023 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 6/20/2023 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 6/20/2023 <5.00 ppt 5.00 ppt Not Detected
HFPO-DA 4/5/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 4/5/2023 8.20 ppt 5.00 ppt Detected
PFBS 4/5/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 4/5/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxS 4/5/2023 <3.00 ppt 3.00 ppt Not Detected
PFOS 4/5/2023 <4.00 ppt 4.00 ppt Not Detected
PFDA 4/5/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 4/5/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxA 4/5/2023 <3.00 ppt 3.00 ppt Not Detected
PFUnA 4/5/2023 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 4/5/2023 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 4/5/2023 <2.00 ppt 2.00 ppt Not Detected
6:2 FTS 4/5/2023 <5.00 ppt 5.00 ppt Not Detected
PFOA 4/5/2023 <4.00 ppt 4.00 ppt Not Detected
4:2 FTS 4/5/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 4/5/2023 <5.00 ppt 5.00 ppt Not Detected
PFMPA 4/5/2023 <4.00 ppt 4.00 ppt Not Detected

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 South Toledo Bend Water District.

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 LA1085055 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 138 SDWIS / LA1085055 / 2950
2024 Total Haloacetic Acids (HAA5) MCL 24 SDWIS / LA1085055 / 2456
2024 Lead and Copper Rule MR 2 SDWIS / LA1085055 / 5000
2021 Interim Enhanced Surface Water Treatment Rule MR 8 SDWIS / LA1085055 / 0300
2017 TTHM MR 8 SDWIS / LA1085055 / 2950
2013 Total Haloacetic Acids (HAA5) MR 4 SDWIS / LA1085055 / 2456
2008 Consumer Confidence Rule Other 3 SDWIS / LA1085055 / 7000
2007 CARBON, TOTAL TT 4 SDWIS / LA1085055 / 2920
2004 Stage 1 Disinfectants and Disinfection Byproducts Rule TT 3 SDWIS / LA1085055 / 0400

How South Toledo Bend Water District Compares

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

Metric South Toledo Bend Water District Louisiana avg Federal benchmark
Total violations 200 93.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 169 50.4 Indicates a contaminant exceeded a federal MCL
PFAS detection 1 compound 82.3% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 5,943 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 South Toledo Bend Water District water safe to drink?
South Toledo Bend Water District (PWS ID: LA1085055) has 200 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 1 PFAS compound found. This system serves 5,943 people using Groundwater sources.
How many people does South Toledo Bend Water District serve?
South Toledo Bend Water District serves 5,943 people in Many, Louisiana. It is a Private-owned system using Groundwater water sources with 1,981 service connections.
What type of violations does South Toledo Bend Water District have?
South Toledo Bend Water District has 200 total violations: 169 health-based violations (MCL exceedances or treatment failures), 22 monitoring/reporting violations, and 7 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in South Toledo Bend Water District water?
Yes. UCMR5 testing detected 1 PFAS compound in South Toledo Bend Water District's water supply: PFBA. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does South Toledo Bend Water District use?
South Toledo Bend Water District uses Groundwater 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. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.
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.