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M&L WSC

PWS ID: TX1840019 · HUDSON OAKS, Texas 76087-2501

M&L WSC serves 513 people in HUDSON OAKS, Texas using Groundwater water sources. It has 364 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: M&L WSC

M&L WSC is a local-owned community water system that delivers drinking water to 513 residents in HUDSON OAKS, Texas (Parker County) through 171 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 364 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 332 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Public Notice, recorded in 26 violations (Other). 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. M&L WSC's 364 violations sit above the Texas average. Statewide, 1,068 of 1,147 UCMR5-tested systems have reported PFAS detections (93.1%). 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
513
Total Violations
364
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
171
County
Parker
School/Daycare
No
MCL Violations
0
Monitoring Violations
332
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Public Notice Other 26 2014
Nitrate MR 16 2013
Chlorine MR 16 2019
BHC-GAMMA MR 10 2007
Methoxychlor MR 10 2007
Di(2-ethylhexyl) adipate MR 10 2007
Simazine MR 10 2007
Atrazine MR 10 2007
LASSO MR 10 2007
Benzo(a)pyrene MR 10 2007
Pentachlorophenol MR 10 2007
OXAMYL MR 10 2010
Aldicarb sulfone MR 10 2010
Carbofuran MR 10 2010
Aldicarb sulfoxide MR 10 2010
Aldicarb MR 10 2010
1,2-DIBROMO-3-CHLOROPROPANE MR 10 2010
ETHYLENE DIBROMIDE MR 10 2010
Endrin MR 10 2007
Toxaphene MR 10 2007
Di(2-ethylhexyl) phthalate MR 10 2007
Hexachlorocyclopentadiene MR 10 2007
HEXACHLOROBENZENE MR 10 2007
Dalapon MR 10 2010
Dinoseb MR 10 2010
2,4,5-TP MR 10 2010
2,4-D MR 10 2010
Picloram MR 10 2010
Heptachlor MR 10 2007
Chlordane MR 10 2007

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 M&L 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 TX1840019 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 M&L 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
2019 Chlorine MR 16 SDWIS / TX1840019 / 0999
2015 Lead and Copper Rule MR 4 SDWIS / TX1840019 / 5000
2014 Public Notice Other 26 SDWIS / TX1840019 / 7500
2013 Nitrate MR 16 SDWIS / TX1840019 / 1040
2011 Total Haloacetic Acids (HAA5) MR 3 SDWIS / TX1840019 / 2456
2011 TTHM MR 3 SDWIS / TX1840019 / 2950
2010 OXAMYL MR 10 SDWIS / TX1840019 / 2036
2010 Aldicarb sulfone MR 10 SDWIS / TX1840019 / 2044
2010 Carbofuran MR 10 SDWIS / TX1840019 / 2046
2010 Aldicarb sulfoxide MR 10 SDWIS / TX1840019 / 2043
2010 Aldicarb MR 10 SDWIS / TX1840019 / 2047
2010 1,2-DIBROMO-3-CHLOROPROPANE MR 10 SDWIS / TX1840019 / 2931
2010 ETHYLENE DIBROMIDE MR 10 SDWIS / TX1840019 / 2946
2010 Dalapon MR 10 SDWIS / TX1840019 / 2031
2010 Dinoseb MR 10 SDWIS / TX1840019 / 2041

How M&L WSC Compares

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

Metric M&L WSC Texas avg Federal benchmark
Total violations 364 101.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 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 513 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is M&L WSC water safe to drink? ▼
M&L WSC (PWS ID: TX1840019) has 364 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 513 people using Groundwater sources.
How many people does M&L WSC serve? ▼
M&L WSC serves 513 people in HUDSON OAKS, Texas. It is a Local-owned system using Groundwater water sources with 171 service connections.
What type of violations does M&L WSC have? ▼
M&L WSC has 364 total violations: 0 health-based violations (MCL exceedances or treatment failures), 332 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in M&L WSC water? ▼
No PFAS testing data is available for M&L WSC under the EPA's UCMR5 monitoring program.
What water source does M&L WSC use? ▼
M&L WSC 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.

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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.

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