A80/100
CITY OF COLLEYVILLE — Water Quality Report 2026
Serving 26,057 people · Texas
Water Source
Purchased Surface Water
County
—
System ID
TX2200043
Violations
5
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOS | 0.005 µg/L | 0.004 µg/L | Over Limit |
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
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 CITY OF COLLEYVILLE
Is CITY OF COLLEYVILLE water safe to drink?
CITY OF COLLEYVILLE water receives a grade of A (80/100), which is considered excellent. Out of 69 contaminants tested, 1 exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CITY OF COLLEYVILLE detected?
69 contaminants were tested in CITY OF COLLEYVILLE's water. Notable contaminants include PFOS, Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does CITY OF COLLEYVILLE have any EPA violations?
Yes, CITY OF COLLEYVILLE has 5 EPA violation(s) on record, with the most recent in 2015. Violation types include MCL, MR, Other. 1 are health-based violations.
How many people does CITY OF COLLEYVILLE serve?
CITY OF COLLEYVILLE serves approximately 26,057 people, Texas.
What type of water does CITY OF COLLEYVILLE provide?
CITY OF COLLEYVILLE sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is TX2200043.
How does CITY OF COLLEYVILLE compare to other utilities in Texas?
CITY OF COLLEYVILLE scores 80/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Texas state page for a full comparison of water systems.