This report is an interim deliverable of the study “Inventory and cataloging of geological data sources,  types and availability”conducted by the Center for Environmental and Geographic Information Services (CEGIS) for the Comprehensive Disaster Management Programme (CDMP), under the Disaster Management Bureau (DMB), with financial assistance from UNDP, DFID-B, and the European Commission (EC). The methodology of the study has been presented before the project’s Technical Advisory Group (TAG) of CDMP. This was reviewed by the TAG members: Professor J. R. Choudhury, Vice Chancellor, BRAC University, Professor Dr. A.M.M. Safiullah, Vice Chancellor, BUET, Professor Monirul Hoque, Vice Chancellor, Darul Ehsan University, Dr. Aftab Alam Khan, Professor, Department of Geology, DU, Dr. Mehedi Ahmed Ansary, Professor, Department of Civil Engineering, BUET, and Dr. Khaled Hasan, Associate Professor, Department of Geology, DU. CEGIS acknowledges their guidance and advices with deep appreciation. CEGIS also recognizes the timely support from Director General of DMB, Mr. Ian Rector, Chief Technical Advisor of CDMP, Dr. Maksud Kamal, National Expert, Earthquake and Tsunami Preparedness, CDMP and Dr. Mustafa Alam, National Expert of CDMP. Mr. Giasuddin Ahmed Choudhury, Executive Director of CEGIS has also contributed greatly through providing guidance and by participating in important events (workshop, consultation meeting etc.) of the project.