Relating Relative Watershed Residence Times to Stream Nitrate Concentrations in Tile-Drained Landscapes Using Stable Isotope Variability

Spencer Willem1, Alexandra Meyer1, Shannon Stanis2, Emma Beck3, Josh Allen3 and Lisa R Welp4, (1)Purdue University, Earth, Atmospheric, and Planetary Sciences, West Lafayette, IN, United States, (2)Wabash River Enhancement Corporation, Lafayette, IN, United States, (3)Purdue University, West Lafayette, United States, (4)Purdue University, Earth, Atmospheric and Planetary Sciences, West Lafayette, IN, United States