Welch Water Supply Corporation
EPA ID: TX0580013 · 315 people served · 1 ZIP code
Federal data shows 26 unresolved violations at Welch Water Supply Corporation — roughly 315 residents in the service area.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 5 (2023) to 4 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Welch Water Supply Corporation Source: EPA SDWIS service area boundaries.
Service area boundary — Grade C
Service Area Demographics
The Welch Water Supply Corporation serves a community with a median household income of $55,833 and an estimated 294 residents across its service area. Approximately 77% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 75% 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?
Welch 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.
About 1% of homes in Dawson County, Texas rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Detected Contaminants
How Welch Water Supply Corporation compares to EPA limits
What This Means For You
Lead at 13 mg/L (action level) exceeds the EPA maximum of 0.015 mg/L (action level). Brain damage in children, kidney & blood pressure in adults. Consider reverse osmosis filtration.
Barium at 19 mg/L exceeds the EPA maximum of 2 mg/L.
Stage 1 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Lead and Copper Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Lead was detected in this water system. reverse osmosis filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
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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
Welch Water Supply Corporation (EPA ID: TX0580013) is a community water system in Texas that serves approximately 315 people from groundwater sources.
This system serves ZIP code 79377 in Welch.
Average Home Safety Score: C (66/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| July 1, 2025 | Barium | Health-based | Unresolved |
| April 1, 2025 | Barium | Health-based | Unresolved |
| January 1, 2025 | Barium | Health-based | Unresolved |
| October 1, 2024 | Barium | Health-based | Unresolved |
| July 1, 2024 | Lead | Health-based | Resolved |
| July 1, 2024 | Barium | Health-based | Unresolved |
| April 1, 2024 | Barium | Health-based | Unresolved |
| January 1, 2024 | Barium | Health-based | Unresolved |
| January 1, 2024 | Lead | Health-based | Unresolved |
| October 1, 2023 | Barium | Health-based | Unresolved |
| July 20, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| July 1, 2023 | Lead | Health-based | Unresolved |
| July 1, 2023 | Barium | Health-based | Unresolved |
| April 1, 2023 | Lead | Health-based | Unresolved |
| April 1, 2023 | Barium | Health-based | Unresolved |
| January 1, 2023 | Lead | Health-based | Unresolved |
| January 1, 2023 | Barium | Health-based | Unresolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Barium | Inorganic | 19 | Yes |
| Lead | Inorganic | 13 | Yes |
| Stage 1 DBP Rule | Treatment Failure | 2 | No |
| Lead and Copper Rule | Treatment Failure | 1 | No |
Health Risk Details
Lead (EPA limit: 0.015 mg/L (action level))
Brain damage in children, kidney & blood pressure in adults At-risk groups: infants, children under 6, pregnant women.
Removal methods: reverse osmosis, distillation, certified carbon block filter (NSF/ANSI 53). Find the right filter →
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 79377 | 0.00124 mg/L | No | N/A |
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 3 (Low Risk)
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
- 79377 — Welch
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Welch Water Supply Corporation (TX0580013) on EPA.gov.
Frequently Asked Questions
Is Welch Water Supply Corporation water safe to drink?
Welch Water Supply Corporation has recorded 32 health-based violations in the past 5 years. While the system is required to treat water to meet federal standards, you may want to consider additional precautions such as a certified water filter.
How many people does Welch Water Supply Corporation serve?
Welch Water Supply Corporation serves approximately 315 people across 1 ZIP code in Texas.
Where does Welch Water Supply Corporation get its water?
The primary water source is groundwater.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.
Frequently Asked Questions
What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Welch Water Supply Corporation (EPA ID: TX0580013) — request the latest Consumer Confidence Report or ask about specific contaminants.