Is Wadmalaw Island, South Carolina tap water safe?
2 water systems report serving Wadmalaw Island. Your water depends on which one serves your address. Check your bill if unsure. This list is matched from the ZIP codes in this place, so it may include nearby systems.
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Charleston Water System
Serves 278,771 people · Surface water · Full report →
2 health-based violations in the last 5 years; PFOA/PFOS average above the 4 ppt federal limit: PFOA, PFOS; Lead 90th percentile below the action level (2024).
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Seabrook Island Town of (1010009)
Serves 5,939 people · Surface water · Full report →
No health-based violations in the last 5 years; 3 monitoring/reporting violations; PFOA/PFOS average above the 4 ppt federal limit: PFOS; Lead 90th percentile below the action level (2025).