Is Clark, South Dakota tap water safe?
3 water systems report serving Clark. Your water depends on which one serves your address. Check your bill if unsure.
A
Clark Rural Water System
Serves 2,325 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
A
Clark
Serves 1,148 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2023).
A
Clark Rural Water-Kampeska
Serves 602 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).