The county health officer is empowered to order:
(1) The quarantine of any place or person, if the county health officer finds that quarantine is necessary to protect the public health from an epidemic;
(2) The closure of any public establishment, facility or building if the county health officer finds unsanitary conditions of such a nature and extent to significantly threaten the public health; or
(3) The closure of any public establishment, facility or building, if the county health officer is otherwise authorized by law to take that action.