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SECTION 1. SHORT TITLE.

This Act may be cited as the ''Santa Ana River Water Supply
Enhancement Act of 2009''.

SEC. 2. PRADO BASIN NATURAL TREATMENT SYSTEM PROJECT.

(a) In General.--The Reclamation Wastewater and Groundwater Study
and Facilities Act (Public Law 102-575, title XVI; 43 U.S.C. 390h et
seq.) is amended by adding at the end the following:

''SEC. 16__. PRADO BASIN NATURAL TREATMENT SYSTEM PROJECT.

''(a) In General.--The Secretary, in cooperation with the Orange
County Water District, shall participate in the planning, design, and
construction of natural treatment systems and wetlands for the flows of
the Santa Ana River, California, and its tributaries into the Prado
Basin.
''(b) Cost Sharing.--The Federal share of the cost of the project
described in subsection (a) shall not exceed 25 percent of the total
cost of the project.
''(c) Limitation.--Funds provided by the Secretary shall not be
used for the operation and maintenance of the project described in
subsection (a).
''(d) Authorization of Appropriations.--There is authorized to be
appropriated to carry out this section $20,000,000.
''(e) Sunset of Authority.--This section shall have no effect after
the date that is 10 years after the date of the enactment of this
section.''.
(b) Conforming Amendment.--The table of sections in section 2 of
Public Law 102-575 is further amended by inserting after the last item
the following:

''16__. Prado Basin Natural Treatment System Project.''.

SEC. 3. REGIONAL BRINE LINES.

(a) In General.--The Reclamation Wastewater and Groundwater Study
and Facilities Act (Public Law 102-575, title XVI; 43 U.S.C. 390h et
seq.) is further amended by adding at the end the following:

''SEC. 16__. REGIONAL BRINE LINES.

''(a) Southern California.--The Secretary, under Federal
reclamation laws and in cooperation with units of local government, may
assist agencies in projects to construct regional brine lines to export
the salinity imported from the Colorado River to the Pacific Ocean as
identified in--
''(1) the Salinity Management Study prepared by the Bureau
of Reclamation and the Metropolitan Water District of Southern
California; and
''(2) the Southern California Comprehensive Water
Reclamation and Reuse Study prepared by the Bureau of
Reclamation.
''(b) Agreements and Regulations.--The Secretary may enter into
such agreements and promulgate such regulations as are necessary to
carry out this section.
''(c) Cost Sharing.--The Federal share of the cost of a project to
construct regional brine lines described in subsection (a) shall not
exceed--
''(1) 25 percent of the total cost of the project; or
''(2) $40,000,000.
''(d) Limitation.--Funds provided by the Secretary shall not be
used for operation or maintenance of any project described in
subsection (a).
''(e) Sunset of Authority.--This section shall have no effect after
the date that is 10 years after the date of the enactment of this
section.''.
(b) Conforming Amendment.--The table of sections in section 2 of
Public Law 102-575 is further amended by inserting after the last item
the following:

''16__. Regional brine lines.''.

SEC. 4. LOWER CHINO DAIRY AREA DESALINATION DEMONSTRATION AND
RECLAMATION PROJECT.

(a) In General.--The Reclamation Wastewater and Groundwater Study
and Facilities Act (Public Law 102-575, title XVI; 43 U.S.C. 390h et
seq.) is further amended by adding at the end the following:

''SEC. 16__. LOWER CHINO DAIRY AREA DESALINATION DEMONSTRATION AND
RECLAMATION PROJECT.

''(a) In General.--The Secretary, in cooperation with the Chino
Basin Watermaster, the Inland Empire Utilities Agency, and the Santa
Ana Watershed Project Authority and acting under the Federal
reclamation laws, shall participate in the design, planning, and
construction of the Lower Chino Dairy Area desalination demonstration
and reclamation project.
''(b) Cost Sharing.--The Federal share of the cost of the project
described in subsection (a) shall not exceed--
''(1) 25 percent of the total cost of the project; or
''(2) $50,000,000.
''(c) Limitation.--Funds provided by the Secretary shall not be
used for operation or maintenance of the project described in
subsection (a).
''(d) Authorization of Appropriations.--There are authorized to be
appropriated such sums as are necessary to carry out this section.
''(e) Sunset of Authority.--This section shall have no effect after
the date that is 10 years after the date of the enactment of this
section.''.
(b) Conforming Amendment.--The table of sections in section 2 of
Public Law 102-575 is further amended by inserting after the last item
the following:

''16__. Lower Chino dairy area desalination demonstration and
reclamation project.''.
Santa Ana River Water Supply Enhancement Act of 2009 - Amends the Reclamation Wastewater and Groundwater Study and Facilities Act to authorize the Secretary of the Interior, in cooperation with: (1) the Orange County Water District (the District), to participate in the design, planning, and construction of natural treatment systems and wetlands for the flows of the Santa Ana River, California, and its tributaries into the Prado Basin; (2) local governments, to assist agencies in projects to construct regional brine lines to export the salinity imported from the Colorado River to the Pacific Ocean; and (3) the Chino Basin Watermaster, the Inland Empire Utilities Agency, and the Santa Ana Watershed Project Authority, to participate in the design, planning, and construction of the Lower Chino Dairy Area desalination demonstration and reclamation project. Limits the federal share of total project costs. Prohibits using funds provided by the Secretary for operation and maintenance of the projects. Terminates the Secretary's authority to carry out this Act after 10 years.