Rockwall, Texas Water Quality Report
Water quality data for 6 water systems serving 73,526 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| PFBA | 0.010 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFBS | 0.005 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFHxA | 0.007 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFPeA | 0.007 | 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 (39)
75
May 15, 2025
52
Jan 1, 2025
52
Jan 1, 2025
52
Jan 1, 2025
71
Jul 1, 2024
71
Jul 1, 2024
71
Jul 1, 2024
52
Jan 1, 2024
52
Jan 1, 2024
52
Jan 1, 2024
72
Jul 1, 2023
72
Jul 1, 2022
75
Sep 25, 2017
75
Sep 25, 2017
75
Jan 16, 2017
75
Jan 16, 2017
75
Jan 16, 2017
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Resolved Violations (249)
75
May 15, 2025
75
May 15, 2025
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
+ 244 more resolved violations
Frequently Asked Questions
Is Rockwall tap water safe to drink?
Rockwall's water meets all EPA maximum contaminant levels. However, 4 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Rockwall tap water?
4 contaminants have been detected in Rockwall's water supply across 6 water systems. See the full contaminant table above for details.
How can I improve my water quality in Rockwall?
Install a water filter rated for the specific contaminants found in Rockwall's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Rockwall have any water quality violations?
Yes, Rockwall currently has 39 active violations. See the violations section above for details.