California Code, Harbors and Navigation Code - HNC § 6014

The petition shall be published for at least two weeks preceding the hearing thereon in a newspaper of general circulation printed in the proposed district, if there is such a newspaper so printed. If not, publication shall be so made in a newspaper published in the county.

With the petition there shall be published a notice signed by not exceeding three of the petitioners, setting forth the day, hour and place at which the petition will be presented to the board of supervisors of the county for hearing, which date shall not be less than twenty nor more than forty days from the first publication. All persons interested may appear at that time and place before the board of supervisors and be heard.