Current Noncompliance TX

Gholson Water Supply Corporation

EPA ID: TX1550028 ยท 3,903 people served ยท 4 ZIP codes

ZipCheckup's reading of EPA SDWIS for Gholson Water Supply Corporation (TX1550028): 1 unresolved EPA violation on record. Not yet resolved: 1 EPA violation at Gholson Water Supply Corporation, affecting about 3,903 residents.

Data: EPA SDWIS

3,903
People Served
4
ZIP Codes Served
7
Violations (5yr)
Groundwater
Water Source
4
Contaminants Flagged
$178K
Median Home Value in Service Area

Service Area Map

Coverage area for Gholson Water Supply Corporation Source: EPA SDWIS service area boundaries.

Service area boundary

Service Area Demographics

$68,475
Median Household Income
18,846
Service Area Population
52%
Disadvantaged Population
60th
Poverty Percentile
75th
Energy Burden Percentile
48%
Pre-1986 Housing

The Gholson Water Supply Corporation serves a community with a median household income of $68,475 and an estimated 18,846 residents across its service area. Approximately 48% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.

Environmental Justice Note: 52% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.

๐Ÿ’ง Where Does Your Water Come From?

Groundwater

Gholson Water Supply Corporation's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.

Elevated Risk
Source Contamination Risk
57th
Wastewater Discharge Proximity
10th
Superfund Site Proximity

Infrastructure Risk

39 yr
Avg Pipe Age
Copper
Pipe Material
31 yr
Est. Remaining Life
Moderate Wear
Decay Status
Installed 56% of expected lifespan used End of life

Detected Contaminants

How Gholson Water Supply Corporation compares to EPA limits

What This Means For You

Total Coliform at 3 presence exceeds the EPA maximum of presence.

Consumer Confidence Report Rule at 2 mg/L exceeds the EPA maximum of mg/L.

Stage 1 DBP Rule at 1 mg/L exceeds the EPA maximum of mg/L.

Stage 2 DBP Rule at 1 mg/L exceeds the EPA maximum of mg/L.

PFAS Detected in Service Area

PFAS ("forever chemicals") have been detected in water serving this system's area. 9 detections recorded.

State limits: PFOA: 0.07 ppt, PFOS: 0.07 ppt
Health concern: PFAS are linked to cancer, thyroid disease, immune suppression, and developmental effects. They do not break down naturally.
Recommended filter: Reverse osmosis (RO) or activated carbon filters certified for PFAS removal. Find the right filter โ†’

Comparable Water Systems

Similar-sized systems in Texas

9 violations
2 violations
City of Castroville
3,913 people
0 violations
21 violations
0 violations

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

Flood Insurance PFAS Treatment Water Filtration
Flood Insurance $1,500
PFAS Treatment $375
Water Filtration $300
Total Estimated Cost $2,175

Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.

Cost of Inaction

If water quality issues in this service area are not addressed, the estimated financial impact per household is:

Estimated Healthcare Costs $1,000

Annual per household (CDC est.)

PFAS Exposure - Lifetime Cost $1,000

Per person (emerging research est.)

Estimated Cumulative Cost Per Household

5 years
$5,165
10 years
$10,330
20 years
$20,660

Compare: Estimated remediation cost is $2,175 (one-time) vs. $10,330 in estimated inaction costs over 10 years.

Estimates based on published EPA, CDC, and peer-reviewed research. Individual costs vary by household size, property, and health factors. These are conservative lower-bound estimates intended for awareness, not financial advice.

System Overview

Gholson Water Supply Corporation (EPA ID: TX1550028) is a community water system in Texas that serves approximately 3,903 people from groundwater sources.

This system provides water to 4 ZIP codes across 4 communities.

Violation History

1 current noncompliance record in the accepted 2026Q2 snapshot; none are classified as health-based in this evidence.

Status breakdown for accepted records with record years 2021-2026: 6 resolved, 0 archived, 0 addressed, and 1 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.

Recent Violations

Date Contaminant Type Status
October 1, 2025 Stage 1 DBP Rule Non-health-based Unaddressed (current)
July 2, 2025 Stage 2 DBP Rule Non-health-based Resolved
August 1, 2023 Consumer Confidence Report Rule Non-health-based Resolved
July 19, 2022 Total Coliform Non-health-based Resolved
July 30, 2021 Total Coliform Non-health-based Resolved
June 5, 2021 Total Coliform Non-health-based Resolved
March 1, 2021 Consumer Confidence Report Rule Non-health-based Resolved

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Contaminant Category Violations Health-Based
Total Coliform Microbiological 3 No
Consumer Confidence Report Rule Reporting Failure 2 No
Stage 1 DBP Rule Treatment Failure 1 No
Stage 2 DBP Rule Treatment Failure 1 No

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

Lead Level Exceeds Action Level Sample Date
0 mg/L No N/A

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

Need help with your water quality?

Typical cost: Water test: typically $20โ€“$50 (DIY kit) ยท Professional inspection: $150โ€“$400

Find the Right Water Filter

Free tip: Let cold water run for 2 minutes before drinking โ€” this helps flush lead from your pipes.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by TX or modeled from parcel and building-footprint data.

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Gholson Water Supply Corporation (TX1550028) on EPA.gov.

Frequently Asked Questions

Is Gholson Water Supply Corporation water safe to drink?

The accepted 2026Q2 ECHO snapshot shows 1 current noncompliance record and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.

How many people does Gholson Water Supply Corporation serve?

Gholson Water Supply Corporation serves approximately 3,903 people across 4 ZIP codes in Texas.

Where does Gholson Water Supply Corporation get its water?

The primary water source is groundwater.

Frequently Asked Questions

What contaminants are in Gholson Water Supply Corporation's water?
Detected contaminants include Total Coliform, Consumer Confidence Report Rule, Stage 1 DBP Rule, Stage 2 DBP Rule. Each is compared against EPA maximum contaminant levels (MCLs) in the detailed breakdown above.
Should I use a water filter?
Given 4 contaminants above EPA limits, a certified water filter can provide an extra layer of protection. The best type depends on specific contaminants in your water.
How many people does Gholson Water Supply Corporation serve?
Gholson Water Supply Corporation serves approximately 3,903 people with drinking water across 4 ZIP codes.
What is Gholson Water Supply Corporation's water source?
Gholson Water Supply Corporation draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
What is the demographic profile of Gholson Water Supply Corporation's service area?
The Gholson Water Supply Corporation service area has a median household income of $68,475. EPA EJScreen data classifies 52% of the population as disadvantaged, which may indicate greater vulnerability to environmental health risks.
Where does Gholson Water Supply Corporation get its water?
Gholson Water Supply Corporation's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table. Based on the exported violation history and environmental factors, the source contamination risk is classified as elevated.

How to cite this page

APA ZipCheckup. (n.d.). Gholson Water Supply Corporation (TX): 7 EPA Violations. https://zipcheckup.com/water-system/tx1550028/
BibTeX
@misc{zipcheckup-water-system-tx1550028,
  author = {{ZipCheckup}},
  title  = {{Gholson Water Supply Corporation (TX): 7 EPA Violations}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/tx1550028/}
}

What You Can Do

1

Test your water

Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter โ†’

2

Check your specific ZIP code

Water quality can vary within a system. View nearest ZIP report โ†’

3

Contact your utility

Gholson Water Supply Corporation (EPA ID: TX1550028) - request the latest Consumer Confidence Report or ask about specific contaminants.

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