Diarrheal is a disease with the condition of faeces becoming soft or fluid. In general, diarrheal results from food and drinks exposed to viruses, bacteria or parasites. Diarrheal is one of the health problems of people in poor and developing countries. Diarrheal often occurs due to the lack of clean water that pass health requirements. The method used in this research is bivariate negative binomial regression which is a regression method to model a pair of response variables, each of which has a negative binomial distribution and correlates. This study uses 38 secondary data from the East Java Provincial Health Office in 2016 about the number of diarrheal sufferers and the number of certified drink water providers which pass health requirements. The results of this research, there are 4 factors that significantly influence the model of diarrheal sufferers and drink water providers who pass health requirements, that are the percentage of residents with access to proper sanitation, public places that pass health requirements, population literacy rates and food management places tested.