天津市某区域用水行为对自来水δ34S的影响研究

After on-site investigation, surveying and testing, a certain area in Tianjin, China was selected for the study, covering a total area of 153,807.7 square meters. The area includes three types of buildings: office, residential and catering. Based on statistics, the area involves various water use behaviors, such as washing, showering, using public restrooms, cooking and washing dishes. Point monitoring and analysis were conducted for different water use behaviors in the study area to discuss their impact on the δ34S of tap water and the change pattern of δ34S at the end of the monitoring area. The detailed water use behaviors are shown in Table 1.