PlainWater

LAKESIDE WATER SUPPLY 4

PWS ID: TX2290041 · COLMESNEIL, Texas 75938-0952

LAKESIDE WATER SUPPLY 4 serves 123 people in COLMESNEIL, Texas using Groundwater water sources. It has 361 recorded EPA violations, including 17 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: LAKESIDE WATER SUPPLY 4

LAKESIDE WATER SUPPLY 4 is a private-owned community water system that delivers drinking water to 123 residents in COLMESNEIL, Texas (Tyler County) through 41 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 361 total violations for this system , of which 17 (5%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 308 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 21 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. LAKESIDE WATER SUPPLY 4's 361 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
123
Total Violations
361
Health-Based Violations
17
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
41
County
Tyler
School/Daycare
No
MCL Violations
1
Monitoring Violations
308
Treatment Tech Violations
16

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 21 2025
Public Notice Other 19 2025
Lead and Copper Rule TT 13 2014
Chlorine MR 11 2019
Consumer Confidence Rule Other 10 2024
1,1-Dichloroethylene MR 7 2023
trans-1,2-Dichloroethylene MR 7 2023
1,1,1-Trichloroethane MR 7 2023
Carbon tetrachloride MR 7 2023
1,2-Dichloropropane MR 7 2023
Benzene MR 7 2023
Toluene MR 7 2023
Ethylbenzene MR 7 2023
Styrene MR 7 2023
BHC-GAMMA MR 7 2021
Di(2-ethylhexyl) adipate MR 7 2021
Hexachlorocyclopentadiene MR 7 2021
Atrazine MR 7 2021
LASSO MR 7 2021
Heptachlor MR 7 2021
Heptachlor epoxide MR 7 2021
HEXACHLOROBENZENE MR 7 2021
Benzo(a)pyrene MR 7 2021
Pentachlorophenol MR 7 2021
1,2,4-Trichlorobenzene MR 7 2023
cis-1,2-Dichloroethylene MR 7 2023
p-Dichlorobenzene MR 7 2023
1,2-Dichloroethane MR 7 2023
1,1,2-Trichloroethane MR 7 2023
Tetrachloroethylene MR 7 2023

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 LAKESIDE WATER SUPPLY 4.

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 TX2290041 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 LAKESIDE WATER SUPPLY 4 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 21 SDWIS / TX2290041 / 5000
2025 Public Notice Other 19 SDWIS / TX2290041 / 7500
2024 Consumer Confidence Rule Other 10 SDWIS / TX2290041 / 7000
2024 LEAD AND COPPER RULE REVISIONS TT 3 SDWIS / TX2290041 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 3 SDWIS / TX2290041 / 5200
2023 1,1-Dichloroethylene MR 7 SDWIS / TX2290041 / 2977
2023 trans-1,2-Dichloroethylene MR 7 SDWIS / TX2290041 / 2979
2023 1,1,1-Trichloroethane MR 7 SDWIS / TX2290041 / 2981
2023 Carbon tetrachloride MR 7 SDWIS / TX2290041 / 2982
2023 1,2-Dichloropropane MR 7 SDWIS / TX2290041 / 2983
2023 Benzene MR 7 SDWIS / TX2290041 / 2990
2023 Toluene MR 7 SDWIS / TX2290041 / 2991
2023 Ethylbenzene MR 7 SDWIS / TX2290041 / 2992
2023 Styrene MR 7 SDWIS / TX2290041 / 2996
2023 1,2,4-Trichlorobenzene MR 7 SDWIS / TX2290041 / 2378

How LAKESIDE WATER SUPPLY 4 Compares

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

Metric LAKESIDE WATER SUPPLY 4 Texas avg Federal benchmark
Total violations 361 101.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 17 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 123 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 LAKESIDE WATER SUPPLY 4 water safe to drink?
LAKESIDE WATER SUPPLY 4 (PWS ID: TX2290041) has 361 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 123 people using Groundwater sources.
How many people does LAKESIDE WATER SUPPLY 4 serve?
LAKESIDE WATER SUPPLY 4 serves 123 people in COLMESNEIL, Texas. It is a Private-owned system using Groundwater water sources with 41 service connections.
What type of violations does LAKESIDE WATER SUPPLY 4 have?
LAKESIDE WATER SUPPLY 4 has 361 total violations: 17 health-based violations (MCL exceedances or treatment failures), 308 monitoring/reporting violations, and 16 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in LAKESIDE WATER SUPPLY 4 water?
No PFAS testing data is available for LAKESIDE WATER SUPPLY 4 under the EPA's UCMR5 monitoring program.
What water source does LAKESIDE WATER SUPPLY 4 use?
LAKESIDE WATER SUPPLY 4 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial