Modified Palmer Drought Severity Index Based on Distributed Hydrological Simulation

Table 1

Hydrological stations used for SWAT calibration and validation.

Hydrological station	River	Catchment area (km^2)	Area percent (%)
Hanjiaying	Yixunhe river	6736.26	14.78
Chengde	Wuliehe river	2502.21	5.49
Xiabancheng	Laoniuhe river	1679.61	3.69
Sandaohezi	Luanhe river	18560.07	40.74
Luanxian	Luanhe river	44939.82	98.63