(1) Upon receipt of the application, the department shall mail copies of the application to the department of community health, the clerks of the county, city, village, and township, and, if one exists, the drain commissioner of the county, in which the project or body of water affected is located, and to the adjacent riparian owners. Along with the application, the department shall include a statement that unless a written objection is filed with the department within 20 days after the mailing of the copies of the application, the department may take action to grant the application. The department may hold a public hearing on the application. If the department holds a public hearing, the department shall provide notice of the public hearing by publication in a newspaper circulated in the county and by mailing copies of the notice to the persons named in this section at least 10 days prior to the date of the public hearing.

  (2) Notwithstanding subsection (1), the department may issue a conditional permit before the expiration of the 20-day period if emergency conditions warrant a project to protect property or public health, safety, or welfare. Following the 20-day period and any public hearing that is held, the department shall take into consideration additional information or objections received and may, consistent with this part, place additional conditions on the final permit.