A disaster analysis and decision system comprises a geographic area module that comprises geographic data for a given geographic area; an artificial facilities module that comprises artificial facilities data positioned in the geographic area; a disaster control facilities module that comprises disaster control facilities data for the geographic area; an environmental variable module that receives and stores environmental variables that affects the geographic area; an analysis module that analyzes how the environmental variables affect the geographic area, the artificial facilities within the geographic area and the disaster control facilities for the geographic area, and decides how to control the disaster control facilities; a report module that provides reports for the analysis; and a database that stores data from other modules.