Statistics and Analysis of the Relations between Rainstorm Floods and Earthquakes

Table 9

Summary of the correspondences between the 99 rainstorm floods and the 144 earthquakes.

Drainage area or region		⁢Magnitude		⁢Time interval (month)		⁢Distance (km)		⁢Orientation
Name	Count	Class	Count	Class	Count	Class	Count	Orientation difference	Count
Yangtze River	48	6.0~6.9	64	0	30	0~499	16	The same orientation	83
Hai River	15	7.0~7.4	46	1~3	51	500~999	32	Different by one orientation	86
Huai River	21	7.5~7.9	36	4~6	37	1000~1499	40	Different by two orientations	3
Yellow River	12	8.0~8.4	18	7~9	23	1500~1999	22	Different by over two orientations	0
Liao River	6	8.5~8.9	6	10~12	12	2000~2499	25
Songhua River	6	>9	2	13~15	10	2500~2999	16
Pearl River	35			16~18	4	3000~3499	9
Southwest	2			19~21	1	3500~3999	4
Zhejiang, Fujian, and Taiwan	20			22~24	4	4000~4499	6
Northwest	7					Over 4500	2