Kent, Washington Water Quality Report
Water quality data for 11 water systems serving 360,100 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 17.7 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 177% | Above guideline |
| PFBS | 0.014 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFHxA | 0.003 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxS | 0.007 | 0.010 ug/L | 0.001 ug/L(EWG) | 75% | Within limit |
| PFOS | 0.009 | 0.004 ug/L | 0.300 ug/L(EWG) | 215% | Above limit |
| PFPeA | 0.004 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
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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Compliance & Violations
Active Violations (24)
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Resolved Violations (271)
1A
Sep 1, 2025 — Sep 30, 2025
27
Apr 1, 2025 — Jun 30, 2025
27
Apr 1, 2025 — Jun 30, 2025
71
Jul 1, 2024
71
Jul 1, 2024
+ 266 more resolved violations
Frequently Asked Questions
Is Kent tap water safe to drink?
Kent'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 Kent tap water?
6 contaminants have been detected in Kent's water supply across 11 water systems. See the full contaminant table above for details.
How can I improve my water quality in Kent?
Install a water filter rated for the specific contaminants found in Kent's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Kent have any water quality violations?
Yes, Kent currently has 24 active violations. See the violations section above for details.