A88/100
MCALLEN PUBLIC UTILITY — Water Quality Report 2026
Serving 189,957 people · Texas
Water Source
Surface Water
County
—
System ID
TX1080006
Violations
3
Contaminant Test Results
3 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
strontium | 1590.00 µg/L | — | Above Goal |
chlorate | 668.00 µg/L | — | Above Goal |
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 MCALLEN PUBLIC UTILITY
Is MCALLEN PUBLIC UTILITY water safe to drink?
MCALLEN PUBLIC UTILITY water receives a grade of A (88/100), which is considered excellent. Out of 76 contaminants tested, none exceed EPA legal limits. 3 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has MCALLEN PUBLIC UTILITY detected?
76 contaminants were tested in MCALLEN PUBLIC UTILITY's water. Notable contaminants include Lead (90th percentile), strontium, chlorate. No contaminants exceed EPA legal limits. 3 exceed EPA health goals (MCLGs).
Does MCALLEN PUBLIC UTILITY have any EPA violations?
Yes, MCALLEN PUBLIC UTILITY has 3 EPA violation(s) on record, with the most recent in 2018. Violation types include MR.
How many people does MCALLEN PUBLIC UTILITY serve?
MCALLEN PUBLIC UTILITY serves approximately 189,957 people, Texas.
What type of water does MCALLEN PUBLIC UTILITY provide?
MCALLEN PUBLIC UTILITY 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 TX1080006.
How does MCALLEN PUBLIC UTILITY compare to other utilities in Texas?
MCALLEN PUBLIC UTILITY scores 88/100 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.