Hawthorne
Is Hawthorne tap water safe to drink?
Mostly yes — Hawthorne scores 98/100. This report aggregates EPA drinking water data across 0 local systems in Hawthorne. We found 0 total violations (0 unresolved).
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Hawthorne?
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 Hawthorne? See our analysis.
Baby Formula Safety
Is Hawthorne tap water safe for infants? Critical safety guide.
Homebuyer's Perspective
For those looking to relocate to Hawthorne, water quality is a key factor in long-term property maintenance. The high safety score (98/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Current records show no major contaminant spikes, making Hawthorne a preferred choice for health-conscious families.
View Health Risk Glossary →Compliance Record for Hawthorne
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Hawthorne.
Frequently Asked Questions
Is Hawthorne tap water safe to drink?
Mostly yes — Hawthorne scores 98/100.
How many water systems serve Hawthorne?
Hawthorne is served by 0 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Hawthorne?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Hawthorne.
What is the water quality score for Hawthorne?
The water quality score for Hawthorne is 98 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.
What are the top contaminants in Hawthorne?
Current contaminant data for Hawthorne is being updated. Check back soon or search your specific address for the latest results.
Hawthorne Water Quality Summary
Hawthorne, CA receives a water quality score of 98/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 5 public water systems serving the area.
Hawthorne'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.
Hawthorne's score of 98 is 8 points above the California state average of 90, and above the nationwide average of roughly 78/100 across all U.S. states.
As a large city in a West Coast region shaped by major urban centers, agricultural activity, and diverse geology, Hawthorne distributes tap water through multiple localized systems. Homeowners and prospective buyers will find reassurance in the city's outstanding water quality ratings, which demonstrate excellent infrastructure performance across all networks. This track record of compliance means residents can trust that their household water consistently meets superb safety standards.
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 →
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Water Systems Serving Hawthorne (0)
Water system data coming soon for Hawthorne.
Check Your Specific Address
Water quality can vary by neighborhood in Hawthorne.
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