Barry, John D2017-03-282017-03-282003-12-05https://hdl.handle.net/11299/185409Presentation to 2003 University of Minnesota Earth Sciences tracers class. Three traces in the Spring Valley Caverns region near Spring Valley, MN Fillmore County. Purpose of the traces were to determine flow direction, volume, and contamination sensitivity.endyetracetracingspringkarsthydrogeologyspringshedsinkholesinking streamdisappearing streamstream sinkgroundwaterconduit flowpipeline sinklost riverdeer creekfillmore countybly's springPresentation