Prior to the submission of an application to ecology for an approval and a certification of necessity, an applicant water district shall:

(1) Notify all the contiguous and affected sewer entities in the area in which the water district is proposing to construct and operate a sewer system that the applicant water district will submit an application for an approval and a certification of necessity, and that ecology will consider all written comments and objections submitted to ecology from any contiguous and affected sewer entity if the same written comments and objections are received by ecology before a date which will be specified by ecology.

(2) Notify the county commissioners, county health officer, county engineer, county planning commission and the county boundary review board, if any, in the county of the proposed service area, that the applicant water district will submit an application for an approval and certification of necessity and ecology will consider all written comments and objections submitted to ecology by any of the same if the written comments and objections are received by ecology before a date which will be specified by ecology.

(3) The dates for inclusion in the notification provided for in subsections (1) and (2) of this section will be furnished by ecology upon the request of any applicant water district to ecology.