Rio Hondo, Texas Water Quality Report
Water quality data for 4 water systems serving 29,349 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 56.5 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 565% | Above guideline |
| PFBA | 0.015 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFBS | 0.004 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFHpA | 0.004 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxA | 0.011 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxS | 0.004 | 0.010 ug/L | 0.001 ug/L(EWG) | 45% | Within limit |
| PFOA | 0.005 | 0.004 ug/L | 0.090 ug/L(EWG) | 135% | Above limit |
| PFOS | 0.006 | 0.004 ug/L | 0.300 ug/L(EWG) | 140% | Above limit |
| PFPeA | 0.012 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
Recommended Water Filters
Based on the contaminants detected in your water supply, these filtration systems are recommended:
Reverse Osmosis (RO)
Reverse osmosis systems remove up to 99% of PFAS compounds. Recommended for homes with detected PFAS.
Up to 99% PFAS removal
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Compliance & Violations
Active Violations (29)
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
75
Aug 12, 2019
75
Jun 15, 2019
75
Jun 15, 2019
75
Jun 12, 2019
75
Jun 12, 2019
75
Jun 12, 2019
75
May 17, 2019
75
Apr 5, 2019
75
Apr 5, 2019
75
Apr 5, 2019
75
Mar 1, 2019
75
Mar 1, 2019
75
Dec 26, 2018
75
Dec 26, 2018
75
Sep 26, 2018
75
Sep 26, 2018
75
Jul 1, 2018
75
Jul 1, 2018
75
Jul 1, 2018
75
Mar 20, 2018
75
Mar 20, 2018
75
Dec 21, 2017
75
Dec 21, 2017
Resolved Violations (471)
27
Aug 1, 2025 — Aug 31, 2025
75
May 1, 2025
75
May 1, 2025
75
Mar 3, 2025
38
Mar 1, 2025 — Mar 31, 2025
+ 466 more resolved violations
Frequently Asked Questions
Is Rio Hondo tap water safe to drink?
Rio Hondo's water has 2 contaminants detected above EPA limits. While the water is treated, residents may want to consider additional filtration.
What contaminants are in Rio Hondo tap water?
9 contaminants have been detected in Rio Hondo's water supply across 4 water systems. See the full contaminant table above for details.
How can I improve my water quality in Rio Hondo?
Install a water filter rated for the specific contaminants found in Rio Hondo's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Rio Hondo have any water quality violations?
Yes, Rio Hondo currently has 133 active violations. See the violations section above for details.