Raleigh, North Carolina Water Quality Report
Water quality data for 28 water systems serving 647,390 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| PFBA | 0.009 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFBS | 0.003 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFHxA | 0.004 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFOS | 0.006 | 0.004 ug/L | 0.300 ug/L(EWG) | 140% | Above limit |
| PFPeA | 0.004 | 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 (27)
35
Sep 8, 2025
75
Aug 20, 2025
52
Jul 1, 2025
51
Jul 1, 2025
51
Jul 1, 2025
52
Jul 1, 2025
52
Jul 1, 2025
51
Jul 1, 2025
66
Apr 1, 2025
66
Apr 1, 2025
75
Mar 7, 2025
75
Mar 7, 2025
35
Feb 26, 2025
35
Feb 26, 2025
35
Feb 26, 2025
35
Feb 26, 2025
66
Jan 1, 2025
66
Jan 1, 2025
4B
Sep 1, 2024
4B
Sep 1, 2024
4B
Sep 1, 2024
51
Jul 1, 2024
51
Jul 1, 2024
51
Jul 1, 2024
51
Jul 1, 2024
66
Apr 1, 2024
66
Apr 1, 2024
Resolved Violations (473)
27
Aug 1, 2025 — Aug 31, 2025
27
Aug 1, 2025 — Aug 31, 2025
27
Aug 1, 2025 — Aug 31, 2025
75
Jul 21, 2025
03
Jul 1, 2025 — Sep 30, 2025
+ 468 more resolved violations
Frequently Asked Questions
Is Raleigh tap water safe to drink?
Raleigh's water has 1 contaminant detected above EPA limits. While the water is treated, residents may want to consider additional filtration.
What contaminants are in Raleigh tap water?
5 contaminants have been detected in Raleigh's water supply across 28 water systems. See the full contaminant table above for details.
How can I improve my water quality in Raleigh?
Install a water filter rated for the specific contaminants found in Raleigh's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Raleigh have any water quality violations?
Yes, Raleigh currently has 485 active violations. See the violations section above for details.