Gill Water Supply Corporation
EPA ID: TX1020021 · 2,640 people served · 3 ZIP codes
ZipCheckup's reading of EPA SDWIS for Gill Water Supply Corporation (TX1020021): no EPA violations recorded in the last five years. Water monitoring history at Gill Water Supply Corporation shows a clean slate - EPA tracking over the past five years turned up no violations, and 2,640 residents continue to receive fully compliant service.
Data: EPA SDWIS
Service Area Map
Coverage area for Gill Water Supply Corporation Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Gill Water Supply Corporation serves a community with a median household income of $56,659 and an estimated 39,728 residents across its service area. Approximately 59% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 43% 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.
💧 Where Does Your Water Come From?
Gill 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.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.
Comparable Water Systems
Similar-sized systems in Texas
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
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.
System Overview
Gill Water Supply Corporation (EPA ID: TX1020021) is a community water system in Texas that serves approximately 2,640 people from groundwater sources.
This system provides water to 3 ZIP codes across 3 communities.
Violation History
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 $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — 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 Gill Water Supply Corporation (TX1020021) on EPA.gov.
Frequently Asked Questions
Is Gill Water Supply Corporation water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Gill Water Supply Corporation in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Gill Water Supply Corporation serve?
Gill Water Supply Corporation serves approximately 2,640 people across 3 ZIP codes in Texas.
Where does Gill Water Supply Corporation get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Gill Water Supply Corporation Water Quality Report, TX. https://zipcheckup.com/water-system/tx1020021/
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title = {{Gill Water Supply Corporation Water Quality Report, TX}},
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