Of late, different sorts of standard and manmade disasters like shivers, typhoons, pandemics, fearbased oppressors' assaults, twisters, and floods causing epic authentic beating and the disastrous death toll and properties any spot in the world. The advancement of the calamities incited improvement in their information other than utilizes the computational force for the examination. To manage these giant and complex datasets, gigantic information is utilized. It manages the evaluation which prompts dynamic with different accommodating ways to deal with figure out how to coordinate generous easing off, joint undertakings, gigantic length recuperation, postfiasco, and Overall catastrophe the heads. It begins from get-together data from online media, sensors, individual’s data, and so forth, managing the accumulated data into information, investigating the information, and using it into settling on a choice. We will present an examination on Hotspot data assessment, will explore the Disaster data in the Hadoop organic framework and will try to improve the zone by controlling the catastrophe slanted and occasion in a locale.

Keywords : Big Data, Emergency Management, Information Centric Disaster Management, Analysis