information required under this section
(2) Any information required under this section (A) may be disclosed to other officers, employees, or authorized representatives of the United States concerned with carrying out this subchapter or to committees of the Congress, or when relevant in any proceeding under this subchapter, and (B) shall be disclosed to the extent it deals with the level of contaminants in drinking water. For purposes of this subsection the term “information required under this section” means any papers, books, documents, or information, or any particular part thereof, reported to or otherwise obtained by the Administrator under this section.