Identification of Risks and Estimation of Flood Storage in Ponds

Table 6

Factor index and grading for the project of flood control.

Flood control project	Factor	Lower risk	Low risk	Intermediate risk	High risk	Higher risk
Reservoir	Integrated risk rate	0.00~0.25	0.25~0.50	0.50~0.75	0.75~0.90	0.90~1.00
Flood diversion with dams	Risk degree	0.00~0.25	0.25~0.50	0.50~0.75	0.75~0.90	0.90~1.00
Flood area	Flood disaster risk degree	0.00~0.25	0.25~0.50	0.50~0.75	0.75~0.90	0.90~1.00