Western Water Security Enhancement Act

Requires such Federal agencies: (1) to develop a program to achieve for agricultural and urban uses throughout the Bay-Delta solution area increased water supply and water yield, improved water quality, and environmental benefits and improved water system reliability, water use efficiency, watershed management, water transfers, and levee protection; and (2) to manage the Environmental Water Account and the Ecosystem Restoration Program as part of a comprehensive plan to assure that actions taken to protect endangered species avoid redirected impacts and water supply and water quality impacts to the Central Valley Project and the State Water Project and adverse effects (by imposing costs) on the water right holders in the Bay-Delta solution area. Requires the Secretary to carry out all actions necessary to implement the CALFED program.

Requires the implementing entity (the Secretary, or for purposes of grants for projects in California, the Board) to undertake a competitive grant program to: (1) investigate and identify opportunities for the design and construction of demonstration and permanent facilities, or the implementation of other programs, to increase water yield and supply, maintain existing supply, improve quality, or improve use efficiency and conservation, reclamation, desalination of brackish and sea water, and recycling of wastewater and impaired ground and surface waters; (2) carry out design and construction of identified facilities and implement such other programs; (3) conduct research; and (4) encourage watershed management actions to increase quality, yield, supply, and groundwater recharge and storage.

Authorizes appropriations for the Federal share of specified CALFED program costs and expenses and prescribes the process for authorizing appropriations for the Federal share of the costs of implementing program elements set forth in the record of decision so as to maintain balanced implementation in all program areas. Expresses congressional intent regarding environmental justice in program implementation.

Small Reclamation Water Resources Project Act of 2001 - Amends the Small Reclamation Projects Act of 1956 to: (1) provide that eligible projects may include, but not be limited to, irrigation projects; and (2) modify loan and grant programs to establish within the Bureau of Reclamation a program for loans, grants, and loan guarantees to any organization to carry out a reclamation project, a Small Reclamation Water Resources Management Partnership Program, and a loan guarantee demonstration program.

Directs the Secretary to review programs administered by the Department of the Interior to reduce California's current use of Colorado River water to its basic annual apportionment.

Authorizes the Secretary to conduct a feasibility study on enlarging Willard Bay Reservoir for the development of additional storage to meet water supply needs within the Weber Basin Project area.

Amends the Federal Water Project Recreation Act to: (1) authorize the Secretary, in the absence of a non-Federal managing partner, as part of any water resource development project, to plan, construct, manage, and maintain or otherwise provide for public use and enjoyment of public lands, facilities, and water areas, the costs of which are nonreimbursable; (2) repeal requirements regarding the lease of certain facilities and project lands to non-Federal public bodies; (3) require the deposit of amounts collected for admission to or recreational use of project land and waters in a special account in the Reclamation Fund; (4) authorize the Secretary to enter into agreements with other non-Federal entities for recreation and concession management at Bureau of Reclamation projects; (5) authorize the Secretary to approve the administration, management, and use of Reclamation lands, waters, and resources by means of specified conveyance instruments; and (6) authorize the Secretary to produce and/or sell to the public information about Reclamation programs, other Bureau or area memorabilia, and other merchandise.

Limits the amount of and recovery period for reimbursable expenses for repair and maintenance with regard to the Valve Rehabilitation Project at the Arrowrock Dam, Boise Project, Idaho.