WaterQ
Texas State Report All States
Official Status: March 2026

Is Cotulla tap water safe to drink?

⚠ Caution Advised
F

Use extra caution — Cotulla scores 12/100.

Safety Score
12
out of 100

Still not sure if you need a filter in Cotulla?

Read Decision Guide →

Cotulla

Texas

View Texas state report Verified: Apr 2026

Is Cotulla tap water safe to drink?

Use extra caution — Cotulla scores 12/100. This report aggregates EPA drinking water data across 0 local systems in Cotulla. We found 0 total violations (0 unresolved).

Real-Time Environment

Live: 07:45 PM
0mm Precipitation

☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Cotulla.

Water Quality Impact

✅ Minimal Impact Localized weather conditions may influence test result variability.

🛡️ Home Water Treatment Needs

Should you invest in filtration or softening for your home in Cotulla?

Requirement Status
Recommended
🟡
💡

Expert Advice

Given the safety margin, a Carbon Block or sediment filter is recommended to improve taste and remove trace particulates.

Buying a Filter?

Should you buy a water purifier in Cotulla? See our analysis.

Baby Formula Safety

Is Cotulla tap water safe for infants? Critical safety guide.

Homebuyer's Perspective

For those looking to relocate to Cotulla, water quality is a key factor in long-term property maintenance. With a score of 12/100, we recommend budgeting for high-quality point-of-entry filtration systems to protect your home's value.

Property Impact: Requires Mitigation

Health & Family Safety

Current records show no major contaminant spikes, making Cotulla a preferred choice for health-conscious families.

View Health Risk Glossary →

Score Breakdown for Cotulla

EPA Compliance & Violations 60/100
Contaminant Safety Margin 12%

*Scores are calculated using weighted EPA monitoring data from the past 5 years.

Frequently Asked Questions

Is Cotulla tap water safe to drink?

Use extra caution — Cotulla scores 12/100.

How many water systems serve Cotulla?

Cotulla is served by 0 public water systems in our latest EPA-backed dataset.

How can I check water quality for my exact address in Cotulla?

Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Cotulla.

What is the water quality score for Cotulla?

The water quality score for Cotulla is N/A out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.

What are the top contaminants in Cotulla?

Current contaminant data for Cotulla is being updated. Check back soon or search your specific address for the latest results.

Water Quality Score
12/100
Grade
F
Water Systems
1
Population
5,640

Cotulla Water Quality Summary

Cotulla, TX receives a water quality score of 12/100 (Grade F) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Cotulla's water quality score is below the national average, indicating a history of EPA violations or elevated contaminant levels. Residents are encouraged to check their specific water system report and consider additional filtration.

Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology →

Water Systems Serving Cotulla (0)

Water system data coming soon for Cotulla.

Related

Compare Cotulla water quality: View all states · Contaminant library · How we score water quality