HR 383 RFS
SECTION 1. SHORT TITLE. 
This Act may be cited as the ‘‘Ice Age Floods Na-
tional Geologic Route Designation Act of 2006’’. 
SEC. 2. PURPOSE. 
The purpose of this Act is to designate the Ice Age 
Floods National Geologic Route in the States of Montana, 
Idaho, Washington, and Oregon, enabling the public to 
view, experience, and learn about the Ice Age Floods’ fea-
tures and story through the collaborative efforts of public 
and private entities. 
SEC. 3. DEFINITIONS. 
As used in this Act: 
(1) ROUTE.—The term ‘‘Route’’ means the Ice 
Age Floods National Geologic Route designated in 
section 4. 
(2) SECRETARY.—The term ‘‘Secretary’’ means 
the Secretary of the Interior. 
(3) FLOODS.—The term ‘‘Ice Age Floods’’ or 
‘‘floods’’ means the cataclysmic floods that occurred 
in what is now the northwestern United States dur-
ing the last Ice Age primarily from massive, rapid 
and recurring drainage of Glacial Lake Missoula. 
SEC. 4. DESIGNATION OF THE ICE AGE FLOODS NATIONAL 
NATIONAL GEOLOGIC ROUTE. 
(a) DESIGNATION.—In order to provide for the public 
appreciation, education, understanding, and enjoyment, 
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through a coordinated interpretive program of certain na-
tionally significant natural and cultural sites associated 
with Ice Age Floods that are accessible generally by public 
roads, the Secretary, acting through the Director of the 
National Park Service, with the concurrence of the agency 
having jurisdiction over such roads, is authorized to des-
ignate, by publication of a map or other description there-
of in the Federal Register, a vehicular tour route along 
existing public roads linking such natural and cultural 
sites. Such route shall be known as the ‘‘Ice Age Floods 
National Geologic Route’’. 
(b) LOCATION.—The location of the Route shall gen-
erally follow public roads and highways from the vicinity 
of Missoula in western Montana, across northern Idaho, 
through eastern and southern sections of Washington, and 
across northern Oregon in the vicinity of the Willamette 
Valley and the Columbia River to the Pacific Ocean, as 
generally depicted on the map titled ‘‘Ice Age Floods Na-
tional Geologic Trial’’, numbered P43/80,000, and dated 
June 2004. 
(c) MAPS.— 
(1) REVISIONS.—The Secretary may revise the 
map by publication in the Federal Register of a no-
tice of availability of a new map, as needed, in co-
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operation with Federal, State, local, or tribal govern-
ments, and other public or private entities. 
(2) AVAILABILITY.—Any map referred to in 
paragraph (1) shall be on file and available for pub-
lic inspection in the appropriate offices of the Na-
tional Park Service. 
(d) DESCRIPTION OF SITES; PLAN; INTERPRETIVE 
PROGRAM.— 
(1) DESCRIPTION OF SITES; PLAN.—Not later 
than 3 years after the date that funds become avail-
able for this Act, the Secretary shall prepare a de-
scription of sites along the Route and general plan 
which shall include the location and description of 
each of the following: 
(A) Unique geographic or geologic features 
and significant landforms. 
(B) Important cultural resources. 
(2) INTERPRETIVE
PROGRAM.—The general 
plan shall include proposals for a comprehensive in-
terpretive program of the Route. 
(3) TRANSMISSION
TO
CONGRESS.—The Sec-
retary shall transmit the description of sites and 
general plan to the Committee on Resources of the 
United States House of Representative and the 
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