(1) A public health officer shall investigate a report of a public health hazard to determine whether a matter is a public health hazard.
(2) In determining whether a matter is a public health hazard, a public health officer shall consider —
(a) the number of people that are or may be affected by the matter;
(b) the nature and seriousness of the public health risk that could arise from the matter;
(c) precautions that the person responsible for the matter is taking or has taken to avoid or minimize an adverse effect or potential adverse effect; and
(d) additional factors that the public health officer considers relevant.