(a) When conducting site evaluation or pre-construction testing, the following must be immediately reported by any means to the Commandant (CG-5P):

(1) Any evidence of objects of cultural, historical, or archeological significance;

(2) Any adverse effect on the environment;

(3) Any interference with authorized uses of the Outer Continental Shelf;

(4) Any threat to human health and welfare; and

(5) Any adverse effect on an object of cultural, historical, or archeological significance.

(b) Within 120 days after the site evaluation or pre-construction testing, a final written report must be submitted to the Commandant (CG-5P) that contains:

(1) A narrative description of the activities performed;

(2) A chart, map, or plat of the area where the activities occurred;

(3) The dates when the activities were performed;

(4) Information on the adverse effects of items reported under paragraph (a) of this section;

(5) Data on the historical or archeological significance of the area where the activities were conducted, including a report by an underwater archeologist; and

(6) Any additional information required by the Commandant (CG-5P) on a case-by-case basis.