A91/100
CITY OF MESQUITE — Water Quality Report 2026
Serving 152,020 people · Texas
Water Source
Purchased Surface Water
County
—
System ID
TX0570014
Violations
3
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 900.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2023 – June 30, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
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 MESQUITE
Is CITY OF MESQUITE water safe to drink?
CITY OF MESQUITE water receives a grade of A (91/100), which is considered excellent. Out of 76 contaminants tested, none exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CITY OF MESQUITE detected?
76 contaminants were tested in CITY OF MESQUITE's water. Notable contaminants include Lead (90th percentile), chlorate. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).
Does CITY OF MESQUITE have any EPA violations?
Yes, CITY OF MESQUITE has 3 EPA violation(s) on record, with the most recent in 2023. Violation types include MR.
How many people does CITY OF MESQUITE serve?
CITY OF MESQUITE serves approximately 152,020 people, Texas.
What type of water does CITY OF MESQUITE provide?
CITY OF MESQUITE 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 TX0570014.
How does CITY OF MESQUITE compare to other utilities in Texas?
CITY OF MESQUITE scores 91/100 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.