The American Geophysics Federation honored Prof. Dr. Abdullah bin Muhammad Al-Omari, Head of the Department of Geology and Geophysics at the College of Science at King Saud University, on the occasion of handing him a medal of merit at the conference held in the American city of San Francisco during the period from December 9 to 13, 2013, which was attended by more than 26 thousand specialists For his distinguished scientific and research activity with the Federation for more than 25 years, in addition to his permanent membership and his research contributions with the International Institute for Seismological Research.