(a) The following shall not be held confidential: the name and address of any permit applicant or permittee; effluent data, SPDES permits, permit applications (including permit renewal applications), priority ranking fact sheets or requests for permit modification, suspension or revocation, including information submitted on the forms themselves and any attachments used to supply information required by the forms (except information submitted on usage of substances).

(b) Upon request of the applicant, the department shall make determinations of confidentiality in accordance with Part 616 of this Title, except as set forth by subdivision (a) of this section.

(c) Any information accorded confidential status shall be disclosed to the regional administrator upon his or her written request. Prior to disclosing such information to the regional administrator, the department will notify the regional administrator of the confidential status of such information.