Disaster is one of the threats that can disrupt national security. At the national level, which has a role in disaster risk reduction is the National Disaster Management Agency. Meanwhile, at the regional level, the responsibility is the Regional Disaster Management Agency. The role of regional disaster management agencies is to make contingency plans that can be used in the event of a disaster emergency. Lumajang is included in an area that has a risk of a Semeru Volcano eruption disaster so that the Lumajang Regional Disaster Management Agency must prepare a contingency plan. In the Contingency Plan of the Lumajang Regional Disaster Management Agency, it is written that how to plan in the event of a disaster. Starting from the assessment of disaster threats, data collection of people living in disaster risk areas, data collection of vulnerable infrastructure, to implementation simulations carried out with the community

Keywords : Role; Regional Disaster Management Agency; Lumajang; Semeru Volcanic Eruption; Contigency Planning.