Nogales
Is Nogales tap water safe to drink?
Use extra caution — Nogales scores 0/100. This report aggregates EPA drinking water data across 1 local system in Nogales. We found 1965 total violations (31 unresolved).
Real-Time Environment
Live: 02:30 AM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Nogales.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Nogales?
Expert Advice
Given the safety margin, a Carbon Block or sediment filter is recommended to improve taste and remove trace particulates.
Buying a Filter?
Filter or no filter for Nogales water? Here's what the data says.
Baby Formula Safety
What new parents in Nogales should know about tap water safety.
Homebuyer's Perspective
Water quality is easy to overlook when evaluating a move to Nogales, but it can affect plumbing longevity and appliance lifespan. With a score of 0/100, we recommend budgeting for high-quality point-of-entry filtration systems to protect your home's value.
Health & Family Safety
Residents should monitor Lead (90th percentile) levels. Pregnant women and families with young children should consult the specific EPA health goals listed below.
View Health Risk Glossary →Compliance Record for Nogales
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Nogales.
Frequently Asked Questions
Is Nogales tap water safe to drink?
Use extra caution — Nogales scores 0/100.
How many water systems serve Nogales?
Nogales is served by 1 public water system in our latest EPA-backed dataset.
How can I check water quality for my exact address in Nogales?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Nogales.
What is the water quality score for Nogales?
The water quality score for Nogales is 0 out of 100, based on EPA contaminant data, violation history, and testing results across the 1 system serving the city.
What are the top contaminants in Nogales?
The top contaminants detected in Nogales include Lead (90th percentile). View detailed information on our contaminants page.
Nogales Water Quality Summary
Nogales, AZ receives a water quality score of 0/100 (Grade F) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.
Nogales'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.
Nogales's score of 0 is 55 points below the Arizona state average of 55, and below the nationwide average of roughly 78/100 across all U.S. states.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our Arizona water quality rankings report →
Key Contaminants
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Water Systems Serving Nogales (1)
Check Your Specific Address
Water quality can vary by neighborhood in Nogales.
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