I 
110TH CONGRESS 
2D SESSION 
H. R. 6177 
To amend the Wild and Scenic Rivers Act to modify the boundary of the 
Rio Grande Wild and Scenic River. 
IN THE HOUSE OF REPRESENTATIVES 
JUNE 4, 2008 
Mr. RODRIGUEZ introduced the following bill; which was referred to the 
Committee on Natural Resources 
A BILL 
To amend the Wild and Scenic Rivers Act to modify the 
boundary of the Rio Grande Wild and Scenic River. 
Be it enacted by the Senate and House of Representa-
tives of the United States of America in Congress assembled, 
SECTION 1. SHORT TITLE. 
This Act may be cited as the ‘‘Rio Grande Wild and 
Scenic River Extension Act of 2008’’. 
SEC. 2. RIO GRANDE WILD AND SCENIC RIVER BOUNDARY 
ADJUSTMENT. 
Paragraph (17) of section 3(a) of the Wild and Scenic 
Rivers Act (16 U.S.C. 1274(a)) is amended to read as fol-
lows: 
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‘‘(17) RIO GRANDE, TEXAS.— 
‘‘(A) IN GENERAL.—The segment on the 
United States side of the river from the west 
boundary of Big Bend National Park, located 
at approximately river mile 902.2, downstream 
to the river mile 651.1 at the Terrell-Val Verde 
County line; to be administered by the Sec-
retary of the Interior. 
‘‘(B) MAP.—The segment described in sub-
paragraph (A) is depicted on the map relating 
to the Rio Grande Wild and Scenic River titled 
‘Proposed Wild & Scenic River Addition’, num-
bered 192/80,001, and dated March 1, 2007. 
‘‘(C) BOUNDARY.—The Secretary shall, 
within two years after the date of enactment of 
the Rio Grande Wild and Scenic River Exten-
sion Act of 2008, take such action with respect 
to the segment referred to in this paragraph as 
is provided for under subsection (b). The action 
required by subsection (b) shall be undertaken 
by the Secretary, after consultation with the 
United 
States 
Commissioner, 
International 
Boundary and Water Commission, United 
States and Mexico, and appropriate officials of 
the State of Texas and its political subdivisions. 
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The development plan required by subsection 
(b) shall be construed to be a general manage-
ment plan only for the United States side of the 
river and shall include, but not be limited to, 
the establishment of a detailed boundary which 
shall include an average of not more than 160 
acres per mile. 
‘‘(D) 
TREATIES
AND
AGREEMENTS.— 
Nothing in this Act shall be construed to be in 
conflict with— 
‘‘(i) the commitments or agreements 
of the United States made by or in pursu-
ance of the treaty between the United 
States and Mexico regarding the utilization 
of the Colorado and Tijuana Rivers and of 
the Rio Grande, signed at Washington, 
February 1944 (59 Stat. 1219), or 
‘‘(ii) the treaty between the United 
States and Mexico regarding maintenance 
of the Rio Grande and Colorado River as 
the international boundary between the 
United States and Mexico, signed Novem-
ber 23, 1970.’’. 
Æ 
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