F13/100
CORTEZ CITY OF — Water Quality Report 2026
Serving 8,770 people · Colorado
Water Source
Surface Water
County
—
System ID
CO0142200
Violations
76
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2020.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About CORTEZ CITY OF
Is CORTEZ CITY OF water safe to drink?
CORTEZ CITY OF water receives a grade of F (13/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 76 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has CORTEZ CITY OF detected?
31 contaminants were tested in CORTEZ CITY OF's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CORTEZ CITY OF have any EPA violations?
Yes, CORTEZ CITY OF has 76 EPA violation(s) on record, with the most recent in 2020. Violation types include TT, MR. 2 are health-based violations.
How many people does CORTEZ CITY OF serve?
CORTEZ CITY OF serves approximately 8,770 people, Colorado.
What type of water does CORTEZ CITY OF provide?
CORTEZ CITY OF sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is CO0142200.
How does CORTEZ CITY OF compare to other utilities in Colorado?
CORTEZ CITY OF scores 13/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Colorado state page for a full comparison of water systems.