1. Center for Forest Watershed Science; USDA Forest Service; Otto NC USA
2. US Geological Survey; Lawrenceville NJ USA
3. Eastern Forest Environmental Threat Assessment Center; USDA Forest Service; Raleigh NC USA
4. US Geological Survey; Office of Surface Water; Reston VA USA
5. Tetra Tech; Research Triangle Park NC USA
6. RTI International; Research Triangle Park NC USA
7. US Geological Survey; Lakewood CO USA
8. US Geological Survey; Norcross GA USA
9. Center for Geospatial Analytics, Department of Forestry and Environmental Resources; North Carolina State University; Raleigh NC 27695 USA