Mine hydrological monitoring system is a mine of data acquisition and control devices. Mine can be implemented under the monitoring of hydrological conditions, including water level, water pressure, flow, water gushing mutation, temperature, etc., can also be connected with separation, rock pressure, gas, mining a variety of negative pressure and other sensors, collect a variety of measurement data. All data transmitted to the ground computer through data cable, data analysis by the computer, print the report, drawing the historical curve. Can also be connected with the gas detection system, through the gas monitoring system for data reporting, curves and irregularities to the police.