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Community Water System · PWS LA1061018

Simsboro Water System

Simsboro, Louisiana 71275 - drinking water served from groundwater sources to 1,083 people, tracked in EPA SDWIS and UCMR5.

1,083
People served
49
EPA violations
15
Health-based
Untested
UCMR5 result

The verdict

EPA records 49 drinking-water violations at Simsboro Water System, 31% of them health-based - below the Louisiana per-system average.

49
Total EPA violations on record
31%
Health-based (MCL / treatment failure)
1,083
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Simsboro Water System

Simsboro Water System is a local-owned community water system that delivers drinking water to 1,083 residents in Simsboro, Louisiana (Lincoln Parish County) through 397 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 49 total violations for this system , of which 15 (31%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 28 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 14 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%).

Simsboro Water System's 49 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
1,083
Total Violations
49
Health-Based Violations
15
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
397
County
Lincoln Parish
School/Daycare
No
MCL Violations
10
Monitoring Violations
28
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 14 2013
Coliform (TCR) MCL 10 2012
Chlorine MR 8 2017
Groundwater Rule TT 5 2023
Coliform (TCR) MR 3 2015
Revised Total Coliform Rule MON 3 2017
Public Notice Other 2 2012

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 Simsboro Water System.

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 LA1061018 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
2023 Groundwater Rule TT 5 SDWIS / LA1061018 / 0700
2017 Chlorine MR 8 SDWIS / LA1061018 / 0999
2017 Revised Total Coliform Rule MON 3 SDWIS / LA1061018 / 8000
2015 Coliform (TCR) MR 3 SDWIS / LA1061018 / 3100
2013 Lead and Copper Rule MR 14 SDWIS / LA1061018 / 5000
2012 Coliform (TCR) MCL 10 SDWIS / LA1061018 / 3100
2012 Public Notice Other 2 SDWIS / LA1061018 / 7500

How Simsboro Water System Compares

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

Metric Simsboro Water System Louisiana avg Federal benchmark
Total violations 49 93.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 15 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 1,083 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 Simsboro Water System water safe to drink? ▼
Simsboro Water System (PWS ID: LA1061018) has 49 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,083 people using Groundwater sources.
How many people does Simsboro Water System serve? ▼
Simsboro Water System serves 1,083 people in Simsboro, Louisiana. It is a Local-owned system using Groundwater water sources with 397 service connections.
What type of violations does Simsboro Water System have? ▼
Simsboro Water System has 49 total violations: 15 health-based violations (MCL exceedances or treatment failures), 28 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Simsboro Water System water? ▼
No PFAS testing data is available for Simsboro Water System under the EPA's UCMR5 monitoring program.
What water source does Simsboro Water System use? ▼
Simsboro Water System 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. 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.