Is St. Martins, Missouri tap water safe?
1 water system report serving St. Martins. Your water depends on which one serves your address. Check your bill if unsure.
A
Cole County PWSD 3
Serves 2,000 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).