City of Cotulla
EPA ID: TX1420001 ยท 5,640 people served ยท 1 ZIP code
ZipCheckup's reading of EPA SDWIS for City of Cotulla (TX1420001): 2 unresolved EPA violations on record. Tallying the federal enforcement file for City of Cotulla yields 2 open violations that have not been formally closed - each finding sits in the EPA database while the utility continues to deliver water to approximately 5,640 residents and works through the required corrective action process.
Data: EPA SDWIS
Service Area Map
Coverage area for City of Cotulla Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The City of Cotulla serves a community with a median household income of $58,216 and an estimated 5,542 residents across its service area. Approximately 65% 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.
๐ง Where Does Your Water Come From?
City of Cotulla'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.
Wastewater Proximity Note: This service area ranks in the 70th percentile nationally for proximity to wastewater discharge points.
Infrastructure Risk
Detected Contaminants
How City of Cotulla compares to EPA limits
What This Means For You
Contaminant 2015 at 1 mg/L exceeds the EPA maximum of 0.0005 mg/L. Probable carcinogen; liver & thyroid damage, immune suppression. Consider granular activated carbon (GAC) filtration.
Atrazine at 1 mg/L exceeds the EPA maximum of 0.003 mg/L. Endocrine disruption, cardiovascular & reproductive effects. Consider granular activated carbon (GAC) filtration.
Benzene at 1 mg/L exceeds the EPA maximum of 0.005 mg/L.
Total Coliform at 4 presence exceeds the EPA maximum of presence.
Stage 2 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Contaminant 2015 was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter โComparable 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
City of Cotulla (EPA ID: TX1420001) is a community water system in Texas that serves approximately 5,640 people from groundwater sources.
This system serves ZIP code 78014 in Cotulla.
Violation History
Status breakdown for accepted records with record years 2021-2026: 7 resolved, 16 archived, 0 addressed, and 2 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, 2025 | Surface Water Treatment Rule | Non-health-based | Resolved |
| May 1, 2025 | Lead and Copper Rule | Non-health-based | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Health-based | Unaddressed (current) |
| October 17, 2024 | Stage 2 DBP Rule | Non-health-based | Unaddressed (current) |
| December 21, 2023 | Total Coliform | Non-health-based | Resolved |
| October 2, 2023 | Lead and Copper Rule | Non-health-based | Resolved |
| July 14, 2022 | Total Coliform | Non-health-based | Resolved |
| January 1, 2022 | Contaminant 2005 | Non-health-based | Archived |
| January 1, 2022 | Contaminant 2010 | Non-health-based | Archived |
| January 1, 2022 | Contaminant 2015 | Non-health-based | Archived |
| January 1, 2022 | Contaminant 2020 | Non-health-based | Archived |
| January 1, 2022 | Contaminant 2035 | Non-health-based | Archived |
| January 1, 2022 | Contaminant 2037 | Non-health-based | Archived |
| January 1, 2022 | Atrazine | Non-health-based | Archived |
| January 1, 2022 | Contaminant 2042 | Non-health-based | Archived |
| January 1, 2022 | Benzene | Non-health-based | Archived |
| January 1, 2022 | Contaminant 2051 | Non-health-based | Archived |
| January 1, 2022 | Contaminant 2065 | Non-health-based | Archived |
| January 1, 2022 | Contaminant 2067 | Non-health-based | Archived |
| January 1, 2022 | Contaminant 2274 | 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 | 4 | No |
| Stage 2 DBP Rule | Treatment Failure | 2 | Yes |
| Lead and Copper Rule | Treatment Failure | 2 | No |
| Contaminant 2005 | Other Violation | 1 | No |
| Contaminant 2010 | Other Violation | 1 | No |
| Contaminant 2015 | Other Violation | 1 | No |
| Contaminant 2020 | Other Violation | 1 | No |
| Contaminant 2035 | Other Violation | 1 | No |
| Contaminant 2037 | Other Violation | 1 | No |
| Atrazine | Organic | 1 | No |
| Contaminant 2042 | Other Violation | 1 | No |
| Benzene | Organic | 1 | No |
| Contaminant 2051 | Other Violation | 1 | No |
| Contaminant 2065 | Other Violation | 1 | No |
| Contaminant 2067 | Other Violation | 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.
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 $20โ$50 (DIY kit) ยท Professional inspection: $150โ$400
Find the Right Water FilterFree 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.
- 78014 - Cotulla
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for City of Cotulla (TX1420001) on EPA.gov.
Frequently Asked Questions
Is City of Cotulla water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 1 current health-based noncompliance record for City of Cotulla. Review the utility's current notices and EPA record. This system-level compliance history cannot determine conditions at a specific tap.
How many people does City of Cotulla serve?
City of Cotulla serves approximately 5,640 people across 1 ZIP code in Texas.
Where does City of Cotulla 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) โ per-system federal sampling, 2023โ2025. EPA UCMR5 monitoring program โ
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). City of Cotulla (TX): 1 Health Violation. https://zipcheckup.com/water-system/tx1420001/
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author = {{ZipCheckup}},
title = {{City of Cotulla (TX): 1 Health Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/tx1420001/}
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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 โ
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report โ
Contact your utility
City of Cotulla (EPA ID: TX1420001) - request the latest Consumer Confidence Report or ask about specific contaminants.