B73/100
CITY OF KELLER — Water Quality Report 2026
Serving 46,308 people · Texas
Water Source
Purchased Surface Water
County
—
System ID
TX2200096
Violations
4
Contaminant Test Results
3 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFHxS | 0.011 µg/L | 0.010 µg/L | Over Limit |
PFOS | 0.006 µg/L | 0.004 µg/L | Over Limit |
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 2018.
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 KELLER
Is CITY OF KELLER water safe to drink?
CITY OF KELLER water receives a grade of B (73/100), which is considered good. Out of 76 contaminants tested, 2 exceed EPA legal limits. 3 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CITY OF KELLER detected?
76 contaminants were tested in CITY OF KELLER's water. Notable contaminants include PFOS, PFHxS, Lead (90th percentile). 2 exceed EPA legal limits (MCLs). 3 exceed EPA health goals (MCLGs).
Does CITY OF KELLER have any EPA violations?
Yes, CITY OF KELLER has 4 EPA violation(s) on record, with the most recent in 2018. Violation types include MR, MCL. 1 are health-based violations.
How many people does CITY OF KELLER serve?
CITY OF KELLER serves approximately 46,308 people, Texas.
What type of water does CITY OF KELLER provide?
CITY OF KELLER 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 TX2200096.
How does CITY OF KELLER compare to other utilities in Texas?
CITY OF KELLER scores 73/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Texas state page for a full comparison of water systems.