The comprehensive evaluation index system of water-saving society has been established by combining the last decade water saving practice in Nanchang.The stage threshold of each index has been proposed based on comprehensively analyzing practice demand and references.Nanchang water-saving society construction level from front ten years to now has been evaluated with the index weights and comprehensive evaluation model established by analytic hierarchy process.Aiming at the problem of water-saving guaranteeing system level is not high，the related measures of stronger supervision have been put forward.