{"data":{"id":"us/33-u.s.c.-467d","jurisdiction":"us","citation":"33 U.S.C. § 467d","heading":"National inventory of dams and low-head dams","body":"(a) In generalThe Secretary of the Army shall maintain and update information on the inventory of dams and low-head dams in the United States. (b) DamsThe 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 damsThe 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) DataIn 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 availabilityThe 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) ClarificationNothing 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 definedIn 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.","path":["Title 33—NAVIGATION AND NAVIGABLE WATERS","CHAPTER 9—PROTECTION OF NAVIGABLE WATERS AND OF HARBOR AND RIVER IMPROVEMENTS GENERALLY"],"source_url":"https://uscode.house.gov/download/releasepoints/us/pl/119/103/xml_usc33@119-103.zip","current_through":"Public Law 119-103 (09/02/2026)","vintage":"","retrieved_at":"2026-09-10T05:59:09Z","sha256":"0dd0c758cc22360545f10d9de310c99aa02a6440fe20e7fdf172088bf70f7e95","source_id":"us","stale":true,"prev":"us/33-u.s.c.-467c","next":"us/33-u.s.c.-467e"},"notice":"GroundRules: Original legal text. Not legal advice."}