Into flood season, many places in Jiangxi province under continuous heavy rains suffer waterloggings in 2015.The rain storm not only brings great impact to the production and living of the urban residents, and to some extent, restricted the normal development of city economy. This article mainly takes 2015 urban waterlogging situation in Jiangxi province as an example, to analyze the causes of urban waterlogging, and puts forward relevant countermeasures.