PlainWater

SEAPORT LAKES SUBDIVISION

PWS ID: TX0290066 · PORT O CONNOR, Texas 77982-0815

SEAPORT LAKES SUBDIVISION serves 42 people in PORT O CONNOR, Texas using Groundwater water sources. It has 1,048 recorded EPA violations, including 41 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SEAPORT LAKES SUBDIVISION

SEAPORT LAKES SUBDIVISION is a private-owned community water system that delivers drinking water to 42 residents in PORT O CONNOR, Texas (Calhoun County) through 14 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 1,048 total violations for this system , of which 41 (4%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 881 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 Revised Total Coliform Rule, recorded in 227 violations (MON). 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. SEAPORT LAKES SUBDIVISION's 1,048 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
42
Total Violations
1,048
Health-Based Violations
41
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
14
County
Calhoun
School/Daycare
No
MCL Violations
39
Monitoring Violations
881
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 227 2025
Public Notice Other 118 2025
TTHM MR 73 2025
Lead and Copper Rule MR 41 2025
TTHM MCL 39 2025
Total Haloacetic Acids (HAA5) MR 31 2025
Chlorine MR 29 2025
Nitrate MR 18 2024
1,2,4-Trichlorobenzene MR 12 2024
Xylenes, Total MR 12 2024
DICHLOROMETHANE MR 12 2024
Vinyl chloride MR 12 2024
trans-1,2-Dichloroethylene MR 12 2024
Carbon tetrachloride MR 12 2024
1,1,2-Trichloroethane MR 12 2024
Tetrachloroethylene MR 12 2024
CHLOROBENZENE MR 12 2024
Styrene MR 12 2024
Trichloroethylene MR 12 2024
Benzene MR 12 2024
o-Dichlorobenzene MR 12 2024
p-Dichlorobenzene MR 12 2024
1,1-Dichloroethylene MR 12 2024
1,2-Dichloroethane MR 12 2024
1,1,1-Trichloroethane MR 12 2024
1,2-Dichloropropane MR 12 2024
Toluene MR 12 2024
Ethylbenzene MR 12 2024
cis-1,2-Dichloroethylene MR 12 2024
Toxaphene MR 6 2021

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 SEAPORT LAKES SUBDIVISION.

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 TX0290066 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 SEAPORT LAKES SUBDIVISION 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 Revised Total Coliform Rule MON 227 SDWIS / TX0290066 / 8000
2025 Public Notice Other 118 SDWIS / TX0290066 / 7500
2025 TTHM MR 73 SDWIS / TX0290066 / 2950
2025 Lead and Copper Rule MR 41 SDWIS / TX0290066 / 5000
2025 TTHM MCL 39 SDWIS / TX0290066 / 2950
2025 Total Haloacetic Acids (HAA5) MR 31 SDWIS / TX0290066 / 2456
2025 Chlorine MR 29 SDWIS / TX0290066 / 0999
2024 Nitrate MR 18 SDWIS / TX0290066 / 1040
2024 1,2,4-Trichlorobenzene MR 12 SDWIS / TX0290066 / 2378
2024 Xylenes, Total MR 12 SDWIS / TX0290066 / 2955
2024 DICHLOROMETHANE MR 12 SDWIS / TX0290066 / 2964
2024 Vinyl chloride MR 12 SDWIS / TX0290066 / 2976
2024 trans-1,2-Dichloroethylene MR 12 SDWIS / TX0290066 / 2979
2024 Carbon tetrachloride MR 12 SDWIS / TX0290066 / 2982
2024 1,1,2-Trichloroethane MR 12 SDWIS / TX0290066 / 2985

How SEAPORT LAKES SUBDIVISION Compares

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

Metric SEAPORT LAKES SUBDIVISION Texas avg Federal benchmark
Total violations 1,048 101.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 41 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 42 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 SEAPORT LAKES SUBDIVISION water safe to drink?
SEAPORT LAKES SUBDIVISION (PWS ID: TX0290066) has 1048 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 42 people using Groundwater sources.
How many people does SEAPORT LAKES SUBDIVISION serve?
SEAPORT LAKES SUBDIVISION serves 42 people in PORT O CONNOR, Texas. It is a Private-owned system using Groundwater water sources with 14 service connections.
What type of violations does SEAPORT LAKES SUBDIVISION have?
SEAPORT LAKES SUBDIVISION has 1,048 total violations: 41 health-based violations (MCL exceedances or treatment failures), 881 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SEAPORT LAKES SUBDIVISION water?
No PFAS testing data is available for SEAPORT LAKES SUBDIVISION under the EPA's UCMR5 monitoring program.
What water source does SEAPORT LAKES SUBDIVISION use?
SEAPORT LAKES SUBDIVISION 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