Are you the GIS or information management officer for a response? The following page describes which maps you should prioritise in getting setup and created. Not only will they be helpful for your organisation, they are also the maps that can be used as background mapping for the other map requests you may receive.
Reference maps
The following maps are also key to a response and you should be ready to prepare these as early as possible so that you can have them close to ready before the request is received.
Situational overview
Affected population
Who-What-Where