In 2013, the government of Zhejiang Province put forward a strategic project named “Five Water Cohabitation” (FWC) by integrating five water treatments: “sewage treatment,” “flood prevention,” “drainage system improvement,” “water supply guarantee,” and “water saving promotion.” It has been eight years since the project was proposed and launched. The primary purpose of the present study is to investigate the performance and significant effects of the project on the sustainable development of agriculture. This study investigates the ...