According to one exemplary embodiment, a method for reducing load on a mobile network after the occurrence of a disaster event is provided. The method may include receiving a disaster location time. The method may include determining a target area based on the disaster location. The method may include determining target persons located within the target area. The method may include predicting the location of each target person based on historical movement data associated with each target person. The method may include determining a plurality of filtered persons based on the predicted location of each target person and the disaster time. The method may include determining a plurality of safe persons based on the filtered persons and a safety indicator. The method may include sending a safety notification to a plurality of concerned contacts associated with each safe person and blocking network traffic associated with each safe person.