1Figures indicate gross acreage in 1944 or at the time
area was transferred to national park category or abolished.
2For monuments no longer in existence the gross area (not
the Federal area) is given in this column.
3Lassen Volcanic National Park was created by the Act of 9
August 1916 (39 Stat. 442), including the lands formerly in Cinder Cone
and Lassen Peak national monuments.
4Grand Canyon National Park was created by the Act of 26
February 1919 (40 Stat. 1175), including most of the land formerly in
the monument.
5The monument was abolished by the Act of 24 August 1937
(50 Stat. 746), and the land transferred to the State of Montana.
6Olympic National Park was created by the Act of 29 June
1938 (52 Stat. 1241), including the land formerly in the monument.
7The proclamation did not specify a particular acreage,
but included all of the ruins within a described area, with an area of
forty acres around each ruin.
8The area was "reduced' to 360 acres.
9Zion National Park was created by the Act of 19 November
1919 (41 Stat. 356), including the land formerly in the monument.
10The Monument was abolished by the Act of 7 April 1930 (46
Stat. 142) and the land divided among state and local agencies.
11Transferred to NPS.
12Lafayette National Park (later changed to Acadia) was
created by the Act of 26 February 1919 (40 Stat. 1178), including the
lands formerly in Sieur de Monts National Monument.
13The proclamation gave monument status to lands
previously pursuant to the act of 2 March 1889 (25 Stat. 961).
14Utah National Park (later changed to Bryce Canyon) was
created by the Act of 7 June 1924 (43 Stat. 593), including the land
formerly in Bryce Canyon National Monument.
15Carlsbad Cavern National Park was created by the Act of
14 May 1930 (46 Stat. 279), including the land formerly in the
Monument.
16The Monument was established by the Act of 23 January
1930 (46 Stat. 58).
17Pursuant to the Act of 14 February 1931 (46 Stat.
1161).
18Pursuant to the Act of 14 June 1934 (48 Stat. 958).
19Fort McHenry National Park was changed to Fort McHenry National
Monument and Historic Shrine by an act of Congress.
20Redesignated a National Historic Park in 1963.
21Redesignated a National Historic Site in 1961.
22Redesignated an international historic site in 1984.
23Incorporated in Edison National Historic Site in 1962.
24Authorization dated from 1938; became a national monument in 1961;
incorporated in Cheasapeake and Ohio National Historic Park in 1971.
25Incorporated in Biscayne National Park in 1980.
26Incorporated in Grand Canyon National Park in 1975.
27Incorporated in legislated Aniakchak National Monument and National
Preserve in 1980.
28Redesignated as a national preserve in 1980.
29Incorporated with Mount McKinley National Park in Denali National
Park and National Preserve in 1980.
30Incorporated in Gates of the Arctic National Park and Preserve in
1980.
31Addition to existing monument; both incorporated in Glacier Bay
National Park and National Preserve in 1980.
32Addition to existing monument; both incorporated in Katmai National Park and
National Preserve in 1980.
33Redesignated a national park in 1980.
34Redesignated a national park in 1980.
35Incorporated in Lake Clark National Park and National Preserve in
1980.
36Incorporated in Noatak National Preserve in 1980.
37Incorporated in Wrangell-St. Elias National Park and National
Preserve in 1980.
38Redesignated Yukon-Charley Rivers National Preserve in 1980.
39Incorporated Gran Quivira, a national monument, and two
state-designated areas, Salinas and Ato.
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