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Community Water System · PWS TX0430043

North Farmersville WSC

Farmersville, Texas 75442-0212 - drinking water served from surface water sources to 747 people, tracked in EPA SDWIS and UCMR5.

747
People served
93
EPA violations
12
Health-based
Untested
UCMR5 result

The verdict

EPA records 93 drinking-water violations at North Farmersville WSC, 13% of them health-based - below the Texas per-system average.

93
Total EPA violations on record
13%
Health-based (MCL / treatment failure)
747
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: North Farmersville WSC

North Farmersville WSC is a local-owned community water system that delivers drinking water to 747 residents in Farmersville, Texas (Collin County) through 249 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 93 total violations for this system , of which 12 (13%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 39 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 26 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 Texas, EPA tracks 7,351 public water systems serving 33,253,313 people, with 746,210 cumulative violations and 162,945 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 101.5 violations. Statewide, 1,068 of 1,147 UCMR5-tested systems have reported PFAS detections (93.1%).

North Farmersville WSC's 93 violations sit below the Texas 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
747
Total Violations
93
Health-Based Violations
12
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
249
County
Collin
School/Daycare
No
MCL Violations
0
Monitoring Violations
39
Treatment Tech Violations
12

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 26 2025
Lead and Copper Rule TT 10 2025
Coliform (TCR) MR 8 2006
Public Notice Other 4 2025
Revised Total Coliform Rule MON 3 2024
LEAD AND COPPER RULE REVISIONS TT 2 2024
LEAD AND COPPER RULE REVISIONS RPT 2 2024
Chlorine MR 2 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 North Farmersville WSC.

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 TX0430043 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Texas Drinking Water Authority

Texas Commission on Environmental Quality (TCEQ) - Drinking Water Watch is the primacy agency that licenses and inspects North Farmersville WSC under EPA-delegated authority.

Open TX regulator portal

Source: Texas Commission on Environmental Quality (TCEQ) - Drinking Water Watch

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 Lead and Copper Rule MR 26 SDWIS / TX0430043 / 5000
2025 Lead and Copper Rule TT 10 SDWIS / TX0430043 / 5000
2025 Public Notice Other 4 SDWIS / TX0430043 / 7500
2025 Chlorine MR 2 SDWIS / TX0430043 / 0999
2024 Revised Total Coliform Rule MON 3 SDWIS / TX0430043 / 8000
2024 LEAD AND COPPER RULE REVISIONS TT 2 SDWIS / TX0430043 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / TX0430043 / 5200
2006 Coliform (TCR) MR 8 SDWIS / TX0430043 / 3100

How North Farmersville WSC Compares

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

Metric North Farmersville WSC Texas avg Federal benchmark
Total violations 93 101.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 12 22.2 Indicates a contaminant exceeded a federal MCL
PFAS detection None 93.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 747 4,524 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,351 regulated public water systems in Texas.

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 North Farmersville WSC water safe to drink? ▼
North Farmersville WSC (PWS ID: TX0430043) has 93 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 747 people using Surface Water sources.
How many people does North Farmersville WSC serve? ▼
North Farmersville WSC serves 747 people in Farmersville, Texas. It is a Local-owned system using Surface Water water sources with 249 service connections.
What type of violations does North Farmersville WSC have? ▼
North Farmersville WSC has 93 total violations: 12 health-based violations (MCL exceedances or treatment failures), 39 monitoring/reporting violations, and 12 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in North Farmersville WSC water? ▼
No PFAS testing data is available for North Farmersville WSC under the EPA's UCMR5 monitoring program.
What water source does North Farmersville WSC use? ▼
North Farmersville WSC 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.