1. U.S. Geological Survey Maryland‐Delaware‐District of Columbia Water Science Center Baltimore Maryland USA
2. U.S. Geological Survey Utah Water Science Center West Valley City Utah USA
3. Department of Geography and Environmental Systems University of Maryland, Baltimore County Baltimore Maryland USA
4. U.S. Geological Survey, Southeast Region Reston Virginia USA
5. Durham North Carolina USA
6. U.S. Geological Survey South Atlantic Water Science Center Raleigh North Carolina USA