C3e

Civil aircraft flight accidents

24

10

C4a

Water supply emergencies

21

13

C4b

Power emergencies

26

8

C4c

Gas emergencies

23

11

C4d

Highway and bridge emergencies

17

16

C4e

Network and information security incidents

32

3

C4f

Civil air defense engineering accidents

13

18

C5a

Radiation accidents

14

17

C6a

Heavy pollution weather events

30

5

C6b

Environmental emergencies

25

9