INTEGRATION OF GEOSPATIAL DATA AND SOCIAL MEDIA DATA FOR EMERGENCY MANAGEMENT IN IKEJA, LAGOS NIGERIA

Abstract

This research is a system design that focuses on harmonizing rescue efforts during emergency operations which include disaster management: response and recovery stages. There is therefore need to develop integration model for disaster and emergency management that will support community resilience to the phenomenon. The geospatial data used for the research work includes satellite image for the study area and performing GIS processes such as georeferencing, digitizing, building network dataset and road layers. Data and tools used include satellite image of Ikeja Local Government Area, geographic locations of primary emergency responders in latitude and longitudes, Google form, Awesome tables and ArcGIS 10.3. The first phase of the study is to determine the trends in social media usage in Nigeria where a detailed demographic was established and how citizen journalism can best assist in social media data provision. To achieve this, a questionnaire was used which were distributed across blogs and forums. Also, the road network layer of the study area was developed using ArcGIS 10.3 and geocoded with locations of primary responders to help determine the nearest location for evacuation. To justify the word integration in the title of the study, a web application was developed can be assessed on https:mcapata.info with the purview of likely emergency situation that are peculiar to the study area.