(1) If a public health officer reasonably believes that a reported public health hazard exists, the public health officer may conduct or cause a risk assessment to be conducted.
(2) A risk assessment may include —
(a) an identification of the level of exposure to the public health hazard that is likely to cause an adverse effect;
(b) an estimate of the risk to the public of exposure to the public health hazard, taking into consideration the magnitude, duration and frequency of exposure;
(c) the number of people that are or may be affected by the public health hazard; and
(d) the degree to which exposure to the public health hazard would affect the public health.