the research data for exploring rainfall threshold

The data set include rainfall, soil moisture, stream discharge during two years with daily scale. Statistics on 65 rainfall events are also provided, including information on rainfall, rainfall intensity, prior water content, total runoff, runoff coefficient, etc. The characteristics of hydrochemical dynamic changes in three typical rainfall events were also provided, including rainfall, water level, stable isotopes of hydrogen and oxygen, nitrate, calcium ions, magnesium ions, and the proportion of new water