Richard A Smith¹, Mohammad Z. Al-Hamdan², Anne Hoos³, Matthew P Miller⁴, Maurice G Estes Jr⁵, Jayanthi Srikishen², William L Crosson², Ward E Sanford⁶, Wes Zell⁶, Meredith Reitz⁷, Scott Mize⁸, Muhammad Barik², Ashraf Al-Hamdan⁹, James Cruise⁹, Rebecca A Russell⁹, Richard B Alexander⁶, Gregory E Schwarz⁶, Ed Sherwood¹⁰, Walter Lee Ellenburg II¹¹, Africa Ixmucane Flores Cordova⁹, Jay Leverone¹², Michael Shelton¹³, Erik M. Smith¹⁴, Christopher J Anastasiou¹⁵, Lillian Gorman-Sanisaca¹⁶, Celeste A Journey¹⁷, Jennette Seachrist¹⁵, Andrea L H Hughes, David Graves¹⁹, Roberta Swann²⁰ and Kevin M Befus²¹, (1)USGS Headquarters, Reston, VA, United States, (2)Universities Space Research Association at NASA/MSFC, Huntsville, AL, United States, (3)USGS Lower Mississippi-Gulf Water Science Center, Nashville, TN, United States, (4)United States Geological Survey (USGS), Salt Lake City, UT, United States, (5)USRA, Huntsville, AL, United States, (6)United States Geological Survey (USGS), Reston, VA, United States, (7)United States Geological Survey, Hydrologic Remote Sensing Branch, Observing Systems Division, Water, Reston, VA, United States, (8)USGS Lower Mississippi-Gulf Water Science Center, Baton Rouge, LA, United States, (9)University of Alabama in Huntsville, Huntsville, AL, United States, (10)Tampa Bay Estuary Program, St. Petersburg, FL, United States, (11)University of Alabama in Huntsville, NASA-SERVIR, Huntsville, AL, United States, (12)Sarasota Bay Estuary Program, Sarasota, FL, United States, (13)Weeks Bay National Estuarine Research Reserve, Fairhope, AL, United States, (14)University of South Carolina, Georgetown, SC, United States, (15)Southwest Florida Water Management District, Tampa, FL, United States, (16)USGS Maryland/Delaware/District of Columbia Water Science Center, Baltimore, MD, United States, (17)USGS South Atlantic Water Science Center, Columbia, SC, United States, (18)South Carolina Department of Health and Environmental Control, Columbia, SC, United States, (19)Mobile Bay National Estuary Program, Mobile, AL, United States, (20)University of Texas at Austin, Austin, TX, United States