Table 5

Statistical information of historical floods in each study basin

Basin nameArea (km2)Number of rainfall stationsAverage control area of rainfall station (km2)Data series (year)Time step (min)Annual average precipitation (mm)Annual average sediment yield modulus t/(km2·a)Number of historic floods
Jiuyuangou 70.7 11 6.43 1959–1977 6 500 1.9 × 104 11 
Chabagou 187 46 4.07 1960–2009 30 447 2.2 × 104 45 
Dali River 3,906 67 58.30 1966–2013 30 440 1.6 × 104 45 
Basin nameArea (km2)Number of rainfall stationsAverage control area of rainfall station (km2)Data series (year)Time step (min)Annual average precipitation (mm)Annual average sediment yield modulus t/(km2·a)Number of historic floods
Jiuyuangou 70.7 11 6.43 1959–1977 6 500 1.9 × 104 11 
Chabagou 187 46 4.07 1960–2009 30 447 2.2 × 104 45 
Dali River 3,906 67 58.30 1966–2013 30 440 1.6 × 104 45 
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