Olathe, Colorado Water Quality Report
Water quality data for 1 water system serving 3,015 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
Get a Free Water Quality Consultation
Connect with a certified water treatment professional in Olathe, Colorado.
Get Water Quality Alerts
Be the first to know when water quality changes in Olathe.
Compliance & Violations
Active Violations (12)
71
Jul 1, 2025
71
Jul 1, 2025
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (7)
76
Mar 12, 2023
76
Mar 12, 2023
71
Jul 1, 2020
71
Jul 1, 2020
71
Jul 1, 2020
+ 2 more resolved violations
Frequently Asked Questions
Is Olathe tap water safe to drink?
Olathe's water meets all EPA maximum contaminant levels. However, 0 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Olathe tap water?
0 contaminants have been detected in Olathe's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Olathe?
Install a water filter rated for the specific contaminants found in Olathe's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Olathe have any water quality violations?
Yes, Olathe currently has 12 active violations. See the violations section above for details.