D33/100
Kingsville Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 33,513 residents · Texas
What's In Kingsville's Tap Water?
76
Contaminants Tested
0
Exceed EPA Limits
2
Above EPA Goals
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
strontium | 1860.00 µg/L | — | Above Goal |
vanadium | 22.40 µg/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
Water Utility Details
CITY OF KINGSVILLE
Population Served
25,402
Water Source
Purchased Surface Water
System ID
TX1370001
NAVAL AIR STATION KINGSVILLE
Population Served
1,550
Water Source
Purchased Surface Water
System ID
TX1370003
RICARDO WSC
Population Served
3,396
Water Source
Purchased Surface Water
System ID
TX1370006
NUECES WSC
Population Served
3,165
Water Source
Purchased Surface Water
System ID
TX1780052
Frequently Asked Questions About Kingsville Water
Is Kingsville tap water safe to drink?
Kingsville, Texas tap water receives a grade of D (33/100), which is considered poor. 1 contaminant(s) exceed EPA maximum contaminant levels and 71 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Kingsville's water?
Of the 77 contaminants tested in Kingsville's water supply, the most notable include Copper (90th percentile), Lead (90th percentile), strontium, vanadium. 1 contaminant(s) exceed EPA legal limits (MCLs). 4 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Kingsville have any water quality violations?
Yes, Kingsville has 71 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MCL, MR. 44 of these are health-based violations, which are the most serious category.
Do I need a water filter in Kingsville?
Based on EPA data, using a water filter in Kingsville is recommended. 1 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does Kingsville's tap water come from?
Kingsville's drinking water is sourced from purchased surface water and supplied by CITY OF KINGSVILLE and 3 other water system(s). The system serves approximately 33,513 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Kingsville's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Kingsville's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Kingsville's water compare to other cities in Texas?
Kingsville's water quality score of 33/100 earns a grade of D, which is considered poor. This is a concerning score that suggests significant water quality issues. Visit our Texas state page to see how all cities in the state compare.
What should I do if I'm concerned about Kingsville's water quality?
If you have concerns about Kingsville's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (CITY OF KINGSVILLE) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.