Wash. Rev. Code § 87.04.060
Upon the filing of the petition the board of county commissioners shall fix a time and place for hearing thereon, which shall be not less than thirty days nor more than forty-five days from the date of filing, and shall cause notice thereof, stating the time, place, and general purpose of the hearing, to be published in a newspaper of general circulation in each county in which any of the lands of the district are situated, in at least three consecutive weekly issues; if there is no such newspaper published in a county, then in a newspaper of general circulation therein, designated by the county commissioner. The notice shall state the filing of the petition and its prayer, but need not describe with particularity the boundaries of the divisions recommended in the petition, and shall notify all electors of the district to appear at the time and place named in the notice to show cause, if any they have, why the district should not be divided or redivided into director divisions.
RCW 87.04.060
Official paper for publication: RCW 87.03.020.