Los Fresnos, Texas Water Quality Report
Water quality data for 2 water systems serving 6,855 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 50.5 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 505% | Above guideline |
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Compliance & Violations
Active Violations (6)
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (423)
02
Apr 1, 2025 — Jun 30, 2025
02
Apr 1, 2025 — Jun 30, 2025
02
Apr 1, 2025 — Jun 30, 2025
02
Apr 1, 2025 — Jun 30, 2025
02
Apr 1, 2025 — Jun 30, 2025
+ 418 more resolved violations
Frequently Asked Questions
Is Los Fresnos tap water safe to drink?
Los Fresnos's water meets all EPA maximum contaminant levels. However, 1 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Los Fresnos tap water?
1 contaminants have been detected in Los Fresnos's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Los Fresnos?
Install a water filter rated for the specific contaminants found in Los Fresnos's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Los Fresnos have any water quality violations?
Yes, Los Fresnos currently has 6 active violations. See the violations section above for details.