Westerville, Ohio Water Quality Report
Water quality data for 8 water systems serving 30,386 people.
Water Source
Detected Contaminants
Recommended Water Filters
Based on the contaminants detected in your water supply, these filtration systems are recommended:
Reverse Osmosis (RO)
Reverse osmosis systems remove up to 99% of PFAS compounds. Recommended for homes with detected PFAS.
Up to 99% PFAS removal
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Connect with a certified water treatment professional in Westerville, Ohio.
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Compliance & Violations
Active Violations (11)
Violation
Unknown
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Unknown
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Unknown
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Unknown
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Resolved Violations (243)
03
Jan 1, 2025 — Mar 31, 2025
03
Jan 1, 2025 — Mar 31, 2025
03
Jan 1, 2025 — Mar 31, 2025
02
Oct 1, 2024 — Dec 31, 2024
02
Oct 1, 2024 — Dec 31, 2024
+ 238 more resolved violations
Frequently Asked Questions
Is Westerville tap water safe to drink?
Westerville's water has 1 contaminant detected above EPA limits. While the water is treated, residents may want to consider additional filtration.
What contaminants are in Westerville tap water?
2 contaminants have been detected in Westerville's water supply across 8 water systems. See the full contaminant table above for details.
How can I improve my water quality in Westerville?
Install a water filter rated for the specific contaminants found in Westerville's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Westerville have any water quality violations?
Yes, Westerville currently has 11 active violations. See the violations section above for details.