Based on research in 2020, dengue fever will continue to hit several countries, namely Bangladesh, Brazil, and India to be one of the countries that reported an increase in the number of dengue cases (WHO, 2020), and research in 2018 is the basis for this research and the data processed. to compare with the calculation of the TOPSIS method. DENGUE disease can appear throughout the year and can affect all age groups, this disease is related to environmental conditions and community behavior with Incidence Rate and Case Fatality Rate, the number of people with DENGUE reported as many as 129,650 cases with 1,071 deaths. 50.75 per 100,000 inhabitants and CFR/mortality

Keywords : TOPSIS, Behavior, Environment, DHF, 3M.