; (2) to provide environmentally responsible, well-managed recreational opportunities within the recreation area, and improve access to and from the recreation area; (3) to provide expanded educational and interpretive services that will increase public understanding of and appreciation for the natural and cultural resources of the recreation area; (4) to facilitate the cooperative management of the lands and resources within the recreation area, in collaboration with the State and political subdivisions of the State, historical, business, cultural, civic, recreational, tourism and other nongovernmental organizations, and the public; and (5) to allow the continued use of the recreation area by all persons, entities, and local government agencies in activities relating to integrated water management, flood protection, water conservation, water quality, water rights, water supply, groundwater recharge and monitoring, wastewater treatment, public roads and bridges, and utilities within or adjacent to the recreation area. (b) Establishment and boundaries Subject to valid existing rights, there is hereby established the San Gabriel National Recreation Area as a unit of the National Park System in the State of California, which shall consist of approximately 51,107 acres of Federal lands and interests in land in the State depicted as the Proposed San Gabriel Mountains National Recreation Area on the map titled San Gabriel Mountains National Recreation Area and National Monument Expansion Proposal and dated October 5, 2015. (c) Map and legal description (1) In general As soon as practicable after the date of the enactment of this Act, the Secretary shall file a map and a legal description of the recreation area with— (A) the Committee on Natural Resources of the House of Representatives