Upon the filing of the petition, the board shall fix a time and place for the hearing of the same which shall not be less than thirty days and not more than one hundred eighty days from the date of said filing; and the board shall cause a notice of such hearing to be published prior to said hearing in three consecutive weekly issues of the official newspaper of each county in which any of said land prayed to be included is situated.
RCW 87.03.620
Official paper for publication: RCW 87.03.020.