Usama Al Dughaishi is a Ph.D. student in Hydrologic Sciences Graduate Group (HSGG) at the University of California Davis as well as a teaching assistant at Sultan Qaboos University (Soil, Water and Agricultural Engineering Department), Oman. He obtained a masters degree in Agricultural and Biological Engineering from the University of Florida. Usama’s interests are in water management and sustainability, his current research focuses on water reuse for agriculture in California. He is working to develop an improved understanding of the interactions between Recycled-Water use-Soil-Crop nexus.