1. Associate Professor of Hydrogeology, Geology Dept., College of Science, United Arab Emirates Univ., P.O. Box 15551, Al-Ain, United Arab Emirates (corresponding author).
2. Professor of Applied Geophysics, Geology Dept., College of Science, United Arab Emirates Univ., P.O. Box 15551, Al-Ain, United Arab Emirates.
3. Instructor of Hydrogeology, Geology Dept., College of Science, United Arab Emirates Univ., P.O. Box 15551, Al-Ain, United Arab Emirates.
4. Instructor of Applied Geophysics, Geology Dept., College of Science, United Arab Emirates Univ., P.O. Box 15551, Al-Ain, United Arab Emirates.