Local water quality
Water quality in Yankton, South Dakota
3 public water systems · EPA data
The bottom line
EPA records for the water serving Yankton, South Dakota show Lead, Total Trihalomethanes. A filter independently certified to reduce those exact contaminants is the most direct fix.
What's in Yankton's water
Contaminants EPA has recorded across Yankton's water systems, and how many certified filters remove each.
Water systems serving Yankton
Open a system for its full report — measured levels vs. federal limits, PFAS, and the certified filters that remove each contaminant.
Filter your Yankton water
Match a certified filter to what's actually in your water — a filter certified for lead may do nothing for PFAS or fluoride.