Orange
Is Orange tap water safe to drink?
Mostly yes — Orange scores 95/100. This report aggregates EPA drinking water data across 2 local systems in Orange. We found 9 total violations (5 unresolved).
Real-Time Environment
Live: 05:30 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Orange.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Orange?
Expert Advice
Your water quality is excellent. Standard filtration is optional but can further enhance taste.
Buying a Filter?
Should you buy a water purifier in Orange? See our analysis.
Baby Formula Safety
Is Orange tap water safe for infants? Critical safety guide.
Homebuyer's Perspective
For those looking to relocate to Orange, water quality is a key factor in long-term property maintenance. The high safety score (95/100) suggests lower risk for plumbing corrosion and appliance scaling.
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 Orange
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Orange.
Frequently Asked Questions
Is Orange tap water safe to drink?
Mostly yes — Orange scores 95/100.
How many water systems serve Orange?
Orange is served by 2 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Orange?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Orange.
What is the water quality score for Orange?
The water quality score for Orange is 95 out of 100, based on EPA contaminant data, violation history, and testing results across the 2 systems serving the city.
What are the top contaminants in Orange?
The top contaminants detected in Orange include Lead (90th percentile). View detailed information on our contaminants page.
Orange Water Quality Summary
Orange, CA receives a water quality score of 95/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 2 public water systems serving the area.
Orange'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.
Orange's score of 95 is 6 points above the California state average of 89, and above the nationwide average of roughly 78/100 across all U.S. states.
For residents and prospective homebuyers in Orange, California, this mid-size city's water supply achieves stellar marks for quality, reflecting robust management across its local distribution systems. Being situated in a West Coast region shaped by vast urban hubs, Central Valley farming, and diverse geological formations means local source waters evaluate unique environmental and natural influences. Despite these regional complexities, the local infrastructure consistently delivers water that meets premier safety standards, providing regulatory reliability to the community.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our California water quality rankings report →
Key Contaminants
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Water Systems Serving Orange (2)
Check Your Specific Address
Water quality can vary by neighborhood in Orange.
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Quick compare in California
Compare Orange water quality: View all states · Contaminant library · How we score water quality