F0/100
San Benito Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 24,250 residents · Texas
What's In San Benito's Tap Water?
69
Contaminants Tested
1
Exceed EPA Limits
2
Above EPA Goals
3 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOS | 0.005 µg/L | 0.004 µg/L | Over Limit |
strontium | 1600.00 µg/L | — | Above Goal |
chlorate | 840.00 µg/L | — | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2017.
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 SAN BENITO
Population Served
24,250
Water Source
Surface Water
System ID
TX0310007
Frequently Asked Questions About San Benito Water
Is San Benito tap water safe to drink?
San Benito, Texas tap water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA maximum contaminant levels and 32 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in San Benito's water?
Of the 69 contaminants tested in San Benito's water supply, the most notable include PFOS, strontium, chlorate. 1 contaminant(s) exceed EPA legal limits (MCLs). 3 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does San Benito have any water quality violations?
Yes, San Benito has 32 EPA violation(s) on record, with the most recent in 2017. Violation types include MR, TT, MCL. 16 of these are health-based violations, which are the most serious category.
Do I need a water filter in San Benito?
Based on EPA data, using a water filter in San Benito 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 San Benito's tap water come from?
San Benito's drinking water is sourced from surface water and supplied by CITY OF SAN BENITO. The system serves approximately 24,250 people. Surface water sources include rivers, lakes, and reservoirs.
How often is San Benito'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. San Benito'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 San Benito's water compare to other cities in Texas?
San Benito's water quality score of 0/100 earns a grade of F, which is considered failing. 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 San Benito's water quality?
If you have concerns about San Benito'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 SAN BENITO) 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.