Integrated sewage intercepting well is a kind of sewage intercepting well specially used for city confluence piping, installing at the junction of rain water pipe and sewage pipe. Through the instrument detection data, the rainwater and sewage are automatically divided into their respective pipes, so as to realize the function of cutting off all the sewage in summer, abandoning the rainwater in the initial stage, and discharging all the sewage directly in the rainy season. The integrated sewage intercepting well is an essential facility for the terminal treatment technology of non-point source pollution.