Frederick, Colorado Water Quality Report
Water quality data for 2 water systems serving 17,827 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 Frederick, Colorado.
Get Water Quality Alerts
Be the first to know when water quality changes in Frederick.
Compliance & Violations
Active Violations (4)
52
Oct 1, 2024
52
Oct 1, 2024
71
Oct 19, 1999
Violation
Unknown
Resolved Violations (52)
12
Mar 1, 2025
12
Mar 1, 2025
12
Mar 1, 2025
12
Mar 1, 2025
3A
Jan 1, 2025 — Jan 31, 2025
+ 47 more resolved violations
Frequently Asked Questions
Is Frederick tap water safe to drink?
Frederick'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 Frederick tap water?
0 contaminants have been detected in Frederick's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Frederick?
Install a water filter rated for the specific contaminants found in Frederick's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Frederick have any water quality violations?
Yes, Frederick currently has 4 active violations. See the violations section above for details.