Environmental Sciences

Environmental Sciences Experts

Brandon Forbes

The U.S. Geological Survey
United States Virgin Islands


Brandon has worked with the USGS Arizona Water Science Center since 2008, first as a contract student, then as a full time Hydrologist.  He graduated from the University of Arizona with a BS from the Watershed Hydrology Program in 2010.  His main focus has been estimating irrigation withdrawals for areas outside of Active Management Areas around the State of Arizona.  This is done by using GIS, remote sensing, aerial photography and field verification.  He is also interested in monitoring runoff in watersheds that have been impacted by wildfire. 

Research Interest

hydrology runoff streamflow land use and land cover aerial photography


  • Documentation of methods and inventory of irrigation data collected for the 2000 and 2005 U.S. Geological Survey Estimated use of water in the United States, comparison of USGS-compiled irrigation data to other sources, and recommendations for future compilations

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