Research Article

Impact of an Extreme Typhoon Event on Subsequent Sediment Discharges and Rainfall-Driven Landslides in Affected Mountainous Regions of Taiwan

Table 1

Statistics of SSD in the three catchments.

CatchmentArea (km2)SSD during Typhoon Mindulle (Mt)2009 SSD (Mt)Proportion of typhoon SSD to 2009 SSD (%)1997–2008 average annual SSD (Mt)2010–2015 average annual SSD (Mt)

Zhuoshui River2906136.5149.391.496.0 ± 34.837.5 ± 9.6
Zengwen River98850.787.058.37.9 ± 2.14.4 ± 1.5
Gaoping River3257570.0584.297.638.9 ± 16.37.2 ± 2.0