我国农村风俗习惯、人口、自然、经济及社会条件差异大，单一的污水处理模式不能达到农村生活污水达标处理的目的。根据我国农村基本国情，生活污水处理大致形成3种模式，即分散处理模式、村落集中处理模式和纳入城镇排水管网模式。
There are great differences in rural customs, population, nature, economy and social conditions in China, and a single sewage treatment model can not achieve the goal of rural domestic sewage treatment. According to the basic conditions of rural areas in China, there are three modes of domestic sewage treatment: decentralized treatment mode, village centralized treatment mode and urban drainage network mode.