Determining Sources and Fate of Atmospheric Nitrate in an Alpine Watershed Using Triple Nitrate Isotopes

Leora Nanus1, Alisa Mast2, Emily M. Elliott3 and David W Clow2, (1)San Francisco State University, Geography & Environment, San Francisco, CA, United States, (2)USGS Colorado Water Science Center Denver, Denver, CO, United States, (3)University of Pittsburgh, Pittsburgh, PA, United States