Upon the adoption of the resolution as provided in RCW 87.03.750, the board of directors of the district shall cause to be served upon the director of the department of ecology, and to be published once a week for four successive weeks in a newspaper of general circulation in the county in which the district is situated a notice that at the time and place fixed in the notice, the board will hold a public hearing for the further consideration of the plan proposed, which notice shall set forth a copy of the resolution adopted by the board, and state that at the hearing the board will receive and consider any objections to the proposed plan and/or suggestions for modification thereof, of any person interested, and at the conclusion of the hearing, or the final adjournment thereof, the board will proceed by resolution to adopt the plan proposed, or the modification of the plan as may be determined by the board, and reduce the boundaries of the district and exclude therefrom such lands as cannot be furnished with sufficient water for successful irrigation, and provide for the repayment to the owners of the excluded lands of any assessments paid thereon, and the cancellation of all unpaid assessments against excluded lands.