((a)) ** In general** The Secretary of the Army shall maintain and update information on the inventory of dams and low-head dams in the United States.

((b)) ** Dams** The inventory maintained under subsection (a) shall include any available information assessing each dam based on inspections completed by a Federal agency, a State dam safety agency, or a Tribal government.

((c)) ** Low-head dams** The inventory maintained under subsection (a) shall include—

((1)) the location, ownership, description, current use, condition, height, and length of each low-head dam;

((2)) any information on public safety conditions at each low-head dam; and

((3)) any other relevant information concerning low-head dams.

((d)) ** Data** In carrying out this section, the Secretary shall—

((1)) coordinate with Federal and State agencies, Tribal governments, and other relevant entities; and

((2)) use data provided to the Secretary by those agencies and entities.

((e)) ** Public availability** The Secretary shall make the inventory maintained under subsection (a) publicly available (including on a publicly available website), including—

((1)) public safety information on the dangers of low-head dams; and

((2)) a directory of financial and technical assistance resources available to reduce safety hazards and fish passage barriers at low-head dams.

((f)) ** Clarification** Nothing in this section provides authority to the Secretary to carry out an activity, with respect to a low-head dam, that is not explicitly authorized under this section.

((g)) ** Low-head dam defined** In this section, the term “low-head dam” means a river-wide artificial barrier that generally spans a stream channel, blocking the waterway and creating a backup of water behind the barrier, with a drop off over the wall of not less than 6 inches and not more than 25 feet.