City of Uvalde
EPA ID: TX2320002 · 17,450 people served · 2 ZIP codes
ZipCheckup's reading of EPA SDWIS for City of Uvalde (TX2320002): 16 EPA violations in the last five years. In the five-year tracking period, City of Uvalde filed 16 violations - each has been cleared, and the utility now meets all federal standards for its 17,450 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for City of Uvalde Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The City of Uvalde serves a community with a median household income of $65,549 and an estimated 22,712 residents across its service area. Approximately 49% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 100% 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?
City of Uvalde'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
Detected Contaminants
How City of Uvalde compares to EPA limits
What This Means For You
Contaminant 2110 at 1 mg/L exceeds the EPA maximum of 0.005 mg/L. Leukemia & blood cancers (known carcinogen). Consider granular activated carbon (GAC) filtration.
Selenium at 1 mg/L exceeds the EPA maximum of 0.05 mg/L. Hair & nail loss, nerve damage, liver & kidney damage. Consider reverse osmosis filtration.
Total Coliform at 2 presence exceeds the EPA maximum of presence.
Contaminant 2031 at 1 mg/L exceeds the EPA maximum of mg/L.
Contaminant 2036 at 1 mg/L exceeds the EPA maximum of mg/L.
Contaminant 2110 was detected in this water system. granular activated carbon (GAC) 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
City of Uvalde (EPA ID: TX2320002) is a community water system in Texas that serves approximately 17,450 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 communities.
Violation History
Status breakdown for accepted records with record years 2021-2026: 3 resolved, 13 archived, 0 addressed, and 0 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 |
|---|---|---|---|
| July 1, 2023 | Surface Water Treatment Rule | Non-health-based | Resolved |
| October 25, 2022 | Total Coliform | Non-health-based | Resolved |
| October 27, 2021 | Total Coliform | Non-health-based | Resolved |
| January 1, 2021 | Contaminant 2031 | Non-health-based | Archived |
| January 1, 2021 | Contaminant 2040 | Non-health-based | Archived |
| January 1, 2021 | Contaminant 2041 | Non-health-based | Archived |
| January 1, 2021 | Contaminant 2105 | Non-health-based | Archived |
| January 1, 2021 | Contaminant 2110 | Non-health-based | Archived |
| January 1, 2021 | Selenium | Non-health-based | Archived |
| January 1, 2021 | Contaminant 2036 | Non-health-based | Archived |
| January 1, 2021 | Contaminant 2043 | Non-health-based | Archived |
| January 1, 2021 | Contaminant 2044 | Non-health-based | Archived |
| January 1, 2021 | Contaminant 2046 | Non-health-based | Archived |
| January 1, 2021 | Contaminant 2047 | Non-health-based | Archived |
| January 1, 2021 | Contaminant 2931 | Non-health-based | Archived |
| January 1, 2021 | Contaminant 2946 | Non-health-based | Archived |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Total Coliform | Microbiological | 2 | No |
| Selenium | Inorganic | 1 | No |
| Contaminant 2031 | Other Violation | 1 | No |
| Contaminant 2036 | Other Violation | 1 | No |
| Contaminant 2040 | Other Violation | 1 | No |
| Contaminant 2041 | Other Violation | 1 | No |
| Contaminant 2043 | Other Violation | 1 | No |
| Contaminant 2044 | Other Violation | 1 | No |
| Contaminant 2046 | Other Violation | 1 | No |
| Contaminant 2047 | Other Violation | 1 | No |
| Contaminant 2105 | Other Violation | 1 | No |
| Contaminant 2110 | Other Violation | 1 | No |
| Contaminant 2931 | Other Violation | 1 | No |
| Contaminant 2946 | Other Violation | 1 | No |
| Surface Water Treatment 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 |
|---|---|---|
| 0.0016 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.
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
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 City of Uvalde (TX2320002) on EPA.gov.
Frequently Asked Questions
Is City of Uvalde water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for City of Uvalde; its 16 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does City of Uvalde serve?
City of Uvalde serves approximately 17,450 people across 2 ZIP codes in Texas.
Where does City of Uvalde get its water?
The primary water source is groundwater.
Federal UCMR5 PFAS Monitoring: Tested Clean
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were detected.
Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
How Water Systems Appear in Rankings
Water systems are evaluated by violation history, contaminant detections, and service population. Larger systems with more service connections appear in more rankings.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). City of Uvalde (TX): 16 EPA Violations. https://zipcheckup.com/water-system/tx2320002/
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title = {{City of Uvalde (TX): 16 EPA Violations}},
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url = {https://zipcheckup.com/water-system/tx2320002/}
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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
City of Uvalde (EPA ID: TX2320002) - request the latest Consumer Confidence Report or ask about specific contaminants.