(1) Any information submitted pursuant to this chapter may be claimed as confidential by the applicant. Any such claim must be asserted at the time of application or notification by placing the words "confidential business information" or similar words, on each page containing such information. If no claim is made, the department may make the information available to the public without further notice. Claims of confidentiality for the following information will be denied:

(a) Name and address of applicant;

(b) Description of proposal;

(c) Description of proposed receiving waters;

(d) Description of quality and quantity of receiving water; and

(e) Description of project's environmental impacts as provided in the State Environmental Policy Act, chapter 43.21C RCW;

(f) Description of quantity and characteristics of the effluent.

(2) Claims of confidentiality will be handled in accordance with the provisions of Disclosure—Campaign finances—Lobbying—Records, chapter 42.17 RCW, Public records, chapter 173-03 WAC, and Request for certification of records as confidential—Procedure, RCW 43.21A.160.