Concan Water Supply Corporation
EPA ID: TX2320032 · 1,488 people served · 1 ZIP code
EPA records: Concan Water Supply Corporation, 16 past violations, all resolved, 1,488 served.
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 2 (2021) to 1 (2023). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Concan Water Supply Corporation Source: EPA SDWIS service area boundaries.
Service area boundary — Grade A
🌊 Where Does Your Water Come From?
Concan Water Supply Corporation's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
About 2% of homes in Uvalde 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 Concan Water Supply Corporation compares to EPA limits
What This Means For You
Lead and Copper Rule at 6 mg/L exceeds the EPA maximum of mg/L.
Fecal Coliform at 5 presence exceeds the EPA maximum of presence.
Stage 1 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Consumer Confidence Report Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Surface Water Treatment Rule at 1 mg/L exceeds the EPA maximum of mg/L.
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
Concan Water Supply Corporation (EPA ID: TX2320032) is a community water system in Texas that serves approximately 1,488 people from surface water sources.
This system serves ZIP code 78838 in Concan.
Average Home Safety Score: A (86/100)
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 19, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| July 2, 2024 | Surface Water Treatment Rule | Monitoring | Resolved |
| September 1, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| July 1, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| May 1, 2023 | Fecal Coliform | Monitoring | Resolved |
| May 1, 2023 | Fecal Coliform | Health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Lead and Copper Rule | Treatment Failure | 6 | No |
| Fecal Coliform | Microbiological | 5 | Yes |
| Stage 1 DBP Rule | Treatment Failure | 2 | No |
| Consumer Confidence Report Rule | Reporting Failure | 2 | No |
| Surface Water Treatment Rule | Treatment Failure | 1 | No |
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 78838 | 0.0009 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
- 78838 — Concan
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Concan Water Supply Corporation (TX2320032) on EPA.gov.
Frequently Asked Questions
Is Concan Water Supply Corporation water safe to drink?
Concan Water Supply Corporation has recorded 4 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 Concan Water Supply Corporation serve?
Concan Water Supply Corporation serves approximately 1,488 people across 1 ZIP code in Texas.
Where does Concan Water Supply Corporation get its water?
The primary water source is surface water.
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
Concan Water Supply Corporation (EPA ID: TX2320032) — request the latest Consumer Confidence Report or ask about specific contaminants.