Greensboro, North Carolina Water Quality Report
Water quality data for 9 water systems serving 321,042 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| 6:2 FTS | 0.007 | No federal limit | — | — | No federal limit |
| 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 |
| PFHpA | 0.004 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxA | 0.010 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxS | 0.017 | 0.010 ug/L | 0.001 ug/L(EWG) | 168% | Above limit |
| PFOA | 0.006 | 0.004 ug/L | 0.090 ug/L(EWG) | 140% | Above limit |
| PFOS | 0.036 | 0.004 ug/L | 0.300 ug/L(EWG) | 890% | Above limit |
| PFPeA | 0.010 | 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 (26)
75
Aug 15, 2025
75
Aug 15, 2025
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
66
Jan 1, 2023
66
Jan 1, 2023
66
Jan 1, 2022
66
Jan 1, 2022
66
Jan 1, 2022
66
Jan 1, 2022
66
Jan 1, 2022
66
Jan 1, 2022
75
Dec 22, 2021
75
Dec 22, 2021
66
Jan 1, 2020
66
Jan 1, 2020
71
Jul 1, 2016
71
Jul 1, 2016
71
Jul 1, 2016
71
Jul 1, 2016
71
Jul 1, 2016
34
Jun 15, 2012
34
Jun 15, 2012
34
Jun 15, 2012
34
Jun 15, 2012
Resolved Violations (474)
71
Jul 1, 2025
3A
Feb 1, 2025 — Feb 28, 2025
27
Feb 1, 2025 — Feb 28, 2025
3A
Feb 1, 2025 — Feb 28, 2025
3A
Feb 1, 2025 — Feb 28, 2025
+ 469 more resolved violations
Frequently Asked Questions
Is Greensboro tap water safe to drink?
Greensboro's water has 3 contaminants detected above EPA limits. While the water is treated, residents may want to consider additional filtration.
What contaminants are in Greensboro tap water?
9 contaminants have been detected in Greensboro's water supply across 9 water systems. See the full contaminant table above for details.
How can I improve my water quality in Greensboro?
Install a water filter rated for the specific contaminants found in Greensboro's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Greensboro have any water quality violations?
Yes, Greensboro currently has 149 active violations. See the violations section above for details.