Thomas Dreschel, Everglades Systems Assessment Section, South Florida Water Management District, West Palm Beach, FL, Sumanjit Aich, Rolta India Limited, Mumbai, India, Christopher McVoy, Physical Resources Branch, Everglades National Park, Lake Worth, FL and Fabiola Santamaria, Applied Sciences Bureau, Everglades Systems Assessment Section, Atkins North America for South Florida Water Management District, West Palm Beach, FL