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Reports of unidentified gas leakage incidents.
Following is a question by the Hon Yum Sin-ling and a written reply by the Secretary for Security, Mr Peter Lai, in the Legislative Council today (Wednesday):
Question:
Reply:
(a)
Will the Government inform this Council:
(a)
(b)
(c)
of the respective numbers of cases of unidentified gases hitting residential areas and schools in the past three years as well as the districts in which such incidents occurred;
whether the source and type of gases can be identified after investigation; if so, what are the sources and types of these gases, and whether such gases are harmful to human beings; and
whether there is sufficient equipment for detecting unidentified gases, and what contingency measures will be taken in the event of unidentified gases being found?
The number of reported cases of unidentified gas affecting residential areas and schools during the period from 1 January 1993 to 27 March 1996 are shown in Table 1 below.
(b)
Table 1:
Reports of unidentified gas
Residential areas
School
Hong Kong
228
5
Kowloon
835
10
New Territories
535
38
1598
53
The result of our findings after investigation are shown in Tables 2 to 6 below.
Table 2:
Cases being reported with good intent but where no gas was identified
Residential areas
School
Hong Kong
145
2
Kowloon
652
8
New Territories
329
30
1126
40