Charleston, West Virginia Water Quality Report
Water quality data for 32 water systems serving 435,079 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 26.9 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 269% | Above guideline |
| PFBS | 0.010 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFHxA | 0.005 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxS | 0.009 | 0.010 ug/L | 0.001 ug/L(EWG) | 87% | Near limit |
| PFNA | 0.009 | 0.010 ug/L | — | 87% | Near limit |
| PFOA | 0.004 | 0.004 ug/L | 0.090 ug/L(EWG) | 105% | Above limit |
| PFOS | 0.017 | 0.004 ug/L | 0.300 ug/L(EWG) | 433% | Above limit |
| PFPeA | 0.006 | 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 (7)
27
Jan 1, 2024 — Dec 31, 2026
75
Nov 16, 2023
71
Jul 1, 2022
71
Jul 1, 2022
75
May 13, 2022
75
Mar 11, 2022
75
Nov 15, 2020
Resolved Violations (493)
75
Feb 15, 2025
75
Feb 15, 2025
27
Jan 1, 2025 — Mar 31, 2025
27
Jan 1, 2025 — Mar 31, 2025
27
Jan 1, 2025 — Mar 31, 2025
+ 488 more resolved violations
Frequently Asked Questions
Is Charleston tap water safe to drink?
Charleston'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 Charleston tap water?
8 contaminants have been detected in Charleston's water supply across 32 water systems. See the full contaminant table above for details.
How can I improve my water quality in Charleston?
Install a water filter rated for the specific contaminants found in Charleston's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Charleston have any water quality violations?
Yes, Charleston currently has 256 active violations. See the violations section above for details.