Las Vegas
Is Las Vegas tap water safe to drink?
Mostly yes — Las Vegas scores 86/100. This report aggregates EPA drinking water data across 2 local systems in Las Vegas. We found 0 total violations (0 unresolved).
Real-Time Environment
Live: 05:45 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Las Vegas.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Las Vegas?
Expert Advice
Your water quality is excellent. Standard filtration is optional but can further enhance taste.
Buying a Filter?
Filter or no filter for Las Vegas water? Here's what the data says.
Baby Formula Safety
What new parents in Las Vegas should know about tap water safety.
Homebuyer's Perspective
Water quality is easy to overlook when evaluating a move to Las Vegas, but it can affect plumbing longevity and appliance lifespan. The high safety score (86/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Residents should monitor Lead levels. Pregnant women and families with young children should consult the specific EPA health goals listed below.
View Health Risk Glossary →Compliance Record for Las Vegas
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Las Vegas.
Frequently Asked Questions
Is Las Vegas tap water safe to drink?
Mostly yes — Las Vegas scores 86/100.
How many water systems serve Las Vegas?
Las Vegas is served by 2 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Las Vegas?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Las Vegas.
What is the water quality score for Las Vegas?
The water quality score for Las Vegas is 86 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.
What are the top contaminants in Las Vegas?
The top contaminants detected in Las Vegas include Lead, PFOA (Perfluorooctanoic Acid), Atrazine. View detailed information on our contaminants page.
Las Vegas Water Quality Summary
Las Vegas, NV receives a water quality score of 86/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 41 public water systems serving the area.
Las Vegas's water quality is above the national average, with strong compliance records and low contaminant levels. Residents generally receive clean, safe tap water that meets EPA standards.
Las Vegas's score of 86 is 7 points above the Nevada state average of 79, and above the nationwide average of roughly 78/100 across all U.S. states.
Residents and prospective homebuyers in this large Nevada city should note that its municipal supply performs reasonably well, especially given its location in the arid Desert Southwest where surface water is scarce. A complex network of numerous water systems serves the urban population, managing resources under dry regional conditions. While the area's tap water achieves a solid, above-average evaluation, the unique constraints of this desert environment mean that staying informed about local system updates is a practical step for any household.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our Nevada water quality rankings report →
Key Contaminants
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Water Systems Serving Las Vegas (2)
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Water quality can vary by neighborhood in Las Vegas.
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