Austin, Texas Water Quality Report
Water quality data for 687 water systems serving 1,813,840 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| 6:2 FTS | 0.018 | No federal limit | — | — | No federal limit |
| lithium | 107.0 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 1070% | Above guideline |
| PFBA | 0.010 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFBS | 0.012 | 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 |
| PFHxS | 0.028 | 0.010 ug/L | 0.001 ug/L(EWG) | 280% | Above limit |
| PFNA | 0.005 | 0.010 ug/L | — | 50% | Within limit |
| PFOS | 0.007 | 0.004 ug/L | 0.300 ug/L(EWG) | 188% | Above limit |
| PFPeA | 0.016 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFPeS | 0.005 | No federal limit | — | — | No federal limit |
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 (83)
66
Sep 29, 2025
66
Sep 29, 2025
66
Sep 29, 2025
66
Sep 29, 2025
66
Sep 29, 2025
66
Sep 29, 2025
66
Sep 29, 2025
75
Sep 13, 2025
75
Sep 13, 2025
75
Sep 13, 2025
75
Sep 7, 2025
75
Sep 7, 2025
75
Sep 4, 2025
75
Sep 4, 2025
75
Aug 25, 2025
75
Aug 21, 2025
75
Aug 20, 2025
75
Aug 20, 2025
75
Aug 11, 2025
75
Jul 27, 2025
52
Jul 1, 2025
52
Jul 1, 2025
57
Jul 1, 2025
57
Jul 1, 2025
75
Jun 25, 2025
75
Jun 25, 2025
75
May 15, 2025
75
May 15, 2025
75
May 1, 2025
75
May 1, 2025
75
May 1, 2025
75
May 1, 2025
75
May 1, 2025
75
Apr 27, 2025
75
Mar 21, 2025
75
Mar 10, 2025
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
75
Aug 1, 2024
72
Jul 2, 2024
72
Jul 2, 2024
72
Jul 2, 2024
75
Jun 19, 2024
75
Jun 7, 2024
75
Mar 22, 2024
75
Mar 22, 2024
75
Mar 22, 2024
75
Mar 22, 2024
75
Mar 22, 2024
75
Mar 22, 2024
75
Mar 22, 2024
75
Mar 22, 2024
75
Mar 22, 2024
75
Mar 22, 2024
75
Mar 22, 2024
66
Feb 29, 2024
75
Feb 17, 2024
75
Feb 16, 2024
75
Feb 16, 2024
75
Feb 13, 2024
75
Jan 27, 2024
75
Jan 27, 2024
75
Jan 5, 2024
Resolved Violations (917)
3A
Sep 1, 2025 — Sep 30, 2025
3A
Sep 1, 2025 — Sep 30, 2025
44
Aug 1, 2025 — Aug 31, 2025
75
Jul 31, 2025
75
Jul 31, 2025
+ 912 more resolved violations
Frequently Asked Questions
Is Austin tap water safe to drink?
Austin'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 Austin tap water?
10 contaminants have been detected in Austin's water supply across 687 water systems. See the full contaminant table above for details.
How can I improve my water quality in Austin?
Install a water filter rated for the specific contaminants found in Austin's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Austin have any water quality violations?
Yes, Austin currently has 3283 active violations. See the violations section above for details.