Baseline survey Data collection as the basic information collected prior to making “Risk Mitigation plan (RPB), the data collected among other: Data on susceptibility (population density, productive land area, public facilities, land use); Risk Data (probability and impact); Capacity Data (institutional, early warning, capacity strengthening, mitigation, preparedness); Compilation of risk map; Field checking, by taking sample and laboratory analysis; Compilation of Risk Mitigation Plan (socialization, Compilation of draft, public discussion, review and legalization).