The request from the person referred to in subsection (1) must at least include, where known-
(a) the nature, scope and possible impact of the emergency situation;
(b) the listed or specified activities that will be commenced with in response to the emergency situation;
(c) the cause of the emergency situation; and
(d) the proposed measures to prevent or to contain the emergency situation or to prevent, contain or mitigate the effects of the emergency situation.