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Saturated Buffer for South Dakota

Updated November 21, 2022
Professional headshot of David Kringen

David Kringen

SDSU Extension Water Resources Field Specialist

Written collaboratively by John McMaine, former Griffith Endowed Assistant Professor & SDSU Extension Water Management Engineer; David Kringen and Kristen Almen.

Saturated buffers are a relatively new but effective tool for removing soluble nitrate-nitrogen from subsurface (tile) drainage before the tile discharge flows into a surface waterway.