The invention discloses an environment monitoring internet of things system. The environment monitoring internet of things system comprises a collecting terminal, an environment monitoring server, a monitoring center, a database, a touch display screen, a map importing module, a service program and a user terminal, wherein an acquisition terminal comprises a gateway node, a water resource monitor,a gas online monitor, a sensor unit, a device state monitoring module and a positioning time service module. According to the system, the environment parameters are monitored by utilizing the maturemonitor, and meanwhile, the sensor unit can be used for acquiring the environment information, so that the system has high expansibility and adaptability, and the running condition of the monitoring equipment can be monitored in real time, so that the monitored equipment can be maintained in time, and the normal operation of the system can be guaranteed, and therefore, the environment condition ofthe monitored area in the corresponding time can be monitored in real time, and the data can be displayed more visually and vividly on a map. The system can realize automatic, intelligent and networked environment monitoring.