Lexington, South Carolina Water Quality Report
Water quality data for 30 water systems serving 74,728 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| HFPO-DA | 0.010 | 0.010 ug/L | — | 101% | Above limit |
| PFHxA | 0.004 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFOA | 0.004 | 0.004 ug/L | 0.090 ug/L(EWG) | 110% | Above limit |
| PFOS | 0.006 | 0.004 ug/L | 0.300 ug/L(EWG) | 155% | Above limit |
| PFPeA | 0.005 | 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 (21)
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
72
Oct 1, 2024
72
Oct 1, 2024
72
Oct 1, 2022
72
Oct 1, 2022
72
Oct 1, 2022
72
Oct 1, 2022
71
Jul 1, 2022
71
Jul 1, 2022
52
Oct 1, 2013
34
Aug 1, 2013
34
Aug 1, 2013
34
Aug 1, 2013
34
Aug 1, 2013
34
Aug 1, 2013
34
Aug 1, 2013
34
Aug 1, 2013
34
Aug 1, 2013
Resolved Violations (479)
3A
Sep 1, 2025 — Sep 30, 2025
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
+ 474 more resolved violations
Frequently Asked Questions
Is Lexington tap water safe to drink?
Lexington'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 Lexington tap water?
5 contaminants have been detected in Lexington's water supply across 30 water systems. See the full contaminant table above for details.
How can I improve my water quality in Lexington?
Install a water filter rated for the specific contaminants found in Lexington's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Lexington have any water quality violations?
Yes, Lexington currently has 87 active violations. See the violations section above for details.