List of wilderness study areas

This is a list of some of the wilderness study areas (WSA) in the United States as of January 2026. Wilderness study areas are designated lands that meet criteria of the Wilderness Act and are managed as wilderness by their parent agency, pending final determination by Congress.[1]

Bureau of Land Management wilderness study areas

These areas are administered as part of the National Conservation Lands managed by the Bureau of Land Management.[2]

States with BLM wilderness study areas

States with Wilderness Study Areas
State Number of areas Total area
Alaska 1 260,000 acres (1,100 km2)
Arizona 2 63,930 acres (258.7 km2)
California 59 503,539 acres (2,037.75 km2)
Colorado 53 546,969 acres (2,213.51 km2)
Idaho 40 544,619 acres (2,203.99 km2)
Montana 35 435,084 acres (1,760.72 km2)
Nevada 56 2,018,717 acres (8,169.46 km2)
New Mexico 48 725,006 acres (2,934.00 km2)
Oregon 87 2,645,103 acres (10,704.35 km2)
Utah 77 2,795,574 acres (11,313.29 km2)
Washington 1 5,554 acres (22.48 km2)
Wyoming 42 574,401 acres (2,324.52 km2)
Total 487* 11,118,496 acres (44,994.96 km2)
  • There are some wilderness study areas that cross state boundaries

BLM wilderness study areas

Wilderness study areas
State Name Area Recommendation date
Alaska Central Arctic Management Area 260,000 acres (1,100 km2) NA
Arizona Baker Canyon 4,812 acres (19.47 km2) NA
Arizona Cactus Plain 59,118 acres (239.24 km2) June 2005
California Bear Canyon 318 acres (1.29 km2) January 1979
California Bear Mountain 4,023 acres (16.28 km2) January 1979
California Beauty Mountain 3,830 acres (15.5 km2) July 1991
California Big Butte 1,500 acres (6.1 km2) July 1991
California Bitterbrush 640 acres (2.6 km2) July 1991
California Black Mountain 150 acres (0.61 km2) NA
California Bodie 16,482 acres (66.70 km2) July 1991
California Bodie Mountain 23,934 acres (96.86 km2) July 1991
California Buffalo Hills 856 acres (3.46 km2) July 1991
California Caliente Mountain 17,590 acres (71.2 km2) July 1991
California Carrizo Gorge 300 acres (1.2 km2) July 1991
California Carson Iceberg 550 acres (2.2 km2) July 1991
California Casa Diablo 5,325 acres (21.55 km2) July 1991
California Cerro Gordo 5,800 acres (23 km2) July 1991
California Chidago Canyon 19,702 acres (79.73 km2) July 1991
California Crater Mountain 7,069 acres (28.61 km2) July 1991
California Dry Valley Rim 18,131 acres (73.37 km2) July 1991
California Eden Valley 6,166 acres (24.95 km2) July 1991
California Excelsior 9,383 acres (37.97 km2) July 1991
California Fish Slough 14,700 acres (59 km2) July 1991
California Five Springs 47,823 acres (193.53 km2) July 1991
California Garcia Mountain 80 acres (0.32 km2) July 1991
California Hauser Mountain 5,540 acres (22.4 km2) July 1991
California Independence Creek 6,458 acres (26.13 km2) July 1991
California Lava 10,770 acres (43.6 km2) July 1991
California Machesna 70 acres (0.28 km2) July 1991
California Merced River 12,959 acres (52.44 km2) July 1991
California Milk Ranch/Case Mountain 8,970 acres (36.3 km2) July 1991
California Moses 558 acres (2.26 km2) NA
California Mount Biedeman 13,069 acres (52.89 km2) July 1991
California Owens Peak 310 acres (1.3 km2) July 1991
California Panoche Hills North 6,631 acres (26.83 km2) July 1991
California Panoche Hills South 11,229 acres (45.44 km2) July 1991
California Pit River Canyon 11,724 acres (47.45 km2) July 1991
California Piute Cypress 3,453 acres (13.97 km2) July 1991
California Rockhouse (a) 130 acres (0.53 km2) July 1991
California Rocky Creek/Cache Creek 6,570 acres (26.6 km2) July 1991
California Sacatar Meadows 140 acres (0.57 km2) July 1991
California San Benito Mountain 1,500 acres (6.1 km2) July 1991
California San Felipe Hills 5,325 acres (21.55 km2) July 1991
California San Ysidro Mountain 2,125 acres (8.60 km2) July 1991
California Sawtooth Mountains A 3,883 acres (15.71 km2) July 1991
California Sawtooth Mountains C 600 acres (2.4 km2) July 1991
California Scodie 420 acres (1.7 km2) NA
California Sheep Ridge 5,102 acres (20.65 km2) July 1991
California Skedaddle 61,421 acres (248.56 km2) July 1991
California Slinkard 6,268 acres (25.37 km2) July 1991
California South Warner Contiguous 4,330 acres (17.5 km2) July 1991
California Southern Inyo 4,900 acres (20 km2) July 1991
California Symmes Creek 7,694 acres (31.14 km2) July 1991
California Table Mountain 1,018 acres (4.12 km2) July 1991
California Thatcher Ridge 130 acres (0.53 km2) July 1991
California Timbered Crater and Baker Cypress 17,896 acres (72.42 km2) July 1991
California Tule Mountain 16,998 acres (68.79 km2) July 1991
California Tunnison Mountain 19,884 acres (80.47 km2) July 1991
California Twin Peaks 25,667 acres (103.87 km2) July 1991
California Volcanic Tablelands 12,499 acres (50.58 km2) July 1991
California White Mountains 1,700 acres (6.9 km2) NA
California Yolla Bolly Contiguous 646 acres (2.61 km2) July 1991
Colorado Adobe Badlands 10,425 acres (42.19 km2) January 1993
Colorado American Flats 3,306 acres (13.38 km2) January 1993
Colorado Ant Hills 4,354 acres (17.62 km2) January 1993
Colorado Beaver Creek 26,150 acres (105.8 km2) January 1993
Colorado Bill Hare Gulch 76 acres (0.31 km2) January 1993
Colorado Black Canyon 1,430 acres (5.8 km2) NA
Colorado Black Mountain 9,932 acres (40.19 km2) January 1993
Colorado Black Ridge Canyons 0 acres (0 km2) January 1993
Colorado Browns Canyon 6,614 acres (26.77 km2) January 1993
Colorado Bull Canyon 11,777 acres (47.66 km2) January 1993
Colorado Bull Gulch 15,000 acres (61 km2) January 1993
Colorado Cahone Canyon 8,960 acres (36.3 km2) January 1993
Colorado Camel Back 10,402 acres (42.10 km2) January 1993
Colorado Castle Peak 11,940 acres (48.3 km2) January 1993
Colorado Chew Winter Camp 1,320 acres (5.3 km2) January 1993
Colorado Cross Canyon 11,580 acres (46.9 km2) January 1993
Colorado Cross Mountain 14,081 acres (56.98 km2) January 1993
Colorado Demaree Canyon 21,050 acres (85.2 km2) January 1993
Colorado Diamond Breaks 31,480 acres (127.4 km2) January 1993
Colorado Dolores River Canyon 28,668 acres (116.02 km2) January 1993
Colorado Domingquez Canyon 2,086 acres (8.44 km2) January 1993
Colorado Eagle Mountain 330 acres (1.3 km2) January 1993
Colorado Hack Lake 10 acres (0.040 km2) January 1993
Colorado Handies Peak 16,664 acres (67.44 km2) January 1993
Colorado High Mesa Grassland 680 acres (2.8 km2) January 1993
Colorado Little Book Cliffs 26,525 acres (107.34 km2) January 1993
Colorado Lower Grape Creek 11,220 acres (45.4 km2) January 1993
Colorado McIntyre Hills 16,650 acres (67.4 km2) January 1993
Colorado McKenna Peak 19,398 acres (78.50 km2) January 1993
Colorado Menefee Mountain 7,089 acres (28.69 km2) January 1993
Colorado Needle Rock 80 acres (0.32 km2) January 1993
Colorado North Sand Hills 791 acres (3.20 km2) January 1993
Colorado Oil Spring Mountain 17,740 acres (71.8 km2) January 1993
Colorado Papa Keal 366 acres (1.48 km2) January 1993
Colorado Peterson Draw 5,160 acres (20.9 km2) January 1993
Colorado Platte River Contiguous 30 acres (0.12 km2) January 1993
Colorado Powderhorn 7,022 acres (28.42 km2) January 1993
Colorado Rare Lizard and Snake 443 acres (1.79 km2) January 1993
Colorado Red Cloud Peak 36,722 acres (148.61 km2) January 1993
Colorado San Luis Hills 10,240 acres (41.4 km2) January 1993
Colorado Sewemup Mesa 19,140 acres (77.5 km2) January 1993
Colorado Skull Creek 13,740 acres (55.6 km2) January 1993
Colorado Squaw/Papoose Canyon 4,611 acres (18.66 km2) January 1993
Colorado The Palisade 26,050 acres (105.4 km2) January 1993
Colorado Troublesome 8,250 acres (33.4 km2) January 1993
Colorado Upper Grape Creek 10,200 acres (41 km2) January 1993
Colorado Vale of Tears 7,420 acres (30.0 km2) January 1993
Colorado Weber Mountain 6,303 acres (25.51 km2) January 1993
Colorado Weminuche Contiguous 1,840 acres (7.4 km2) NA
Colorado West Cold Spring 14,482 acres (58.61 km2) January 1993
Colorado Whitehead Gulch 1,500 acres (6.1 km2) NA
Colorado Willow Creek 13,368 acres (54.10 km2) January 1993
Colorado Windy Gulch 12,274 acres (49.67 km2) September 1992
Idaho Appendicitis Hill 25,376 acres (102.69 km2) September 1992
Idaho Bear Den Butte 5,419 acres (21.93 km2) September 1992
Idaho Black Butte 3,893 acres (15.75 km2) September 1992
Idaho Black Canyon I 10,609 acres (42.93 km2) September 1992
Idaho Black Canyon II 5,534 acres (22.40 km2) September 1992
Idaho Borah Peak 3,941 acres (15.95 km2) September 1992
Idaho Box Creek 439 acres (1.78 km2) September 1992
Idaho Burnt Creek 23,829 acres (96.43 km2) September 1992
Idaho Cedar Butte 36,390 acres (147.3 km2) September 1992
Idaho China Cup Butte 166 acres (0.67 km2) 1985
Idaho Crystal Lake 8,893 acres (35.99 km2) September 1992
Idaho Deer Creek 8,071 acres (32.66 km2) September 1992
Idaho Eighteen Mile 25,015 acres (101.23 km2) September 1992
Idaho Friedman Creek 9,424 acres (38.14 km2) September 1992
Idaho Goldburg 3,946 acres (15.97 km2) September 1992
Idaho Gooding City of Rocks East 14,317 acres (57.94 km2) September 1992
Idaho Gooding City of Rocks West 6,656 acres (26.94 km2) September 1992
Idaho Grandmother Mountain 11,825 acres (47.85 km2) September 1992
Idaho Great Rift 46,632 acres (188.71 km2) September 1992
Idaho Hawley Mountain 16,807 acres (68.02 km2) September 1992
Idaho Hell's Half Acre 67,751 acres (274.18 km2) September 1992
Idaho Henry's Lake 337 acres (1.36 km2) September 1992
Idaho King Hill Creek 28,218 acres (114.19 km2) September 1992
Idaho Lava 23,276 acres (94.19 km2) September 1992
Idaho Little City of Rocks 6,606 acres (26.73 km2) September 1992
Idaho Little Deer 13,936 acres (56.40 km2) September 1992
Idaho Little Wood River 4,183 acres (16.93 km2) September 1992
Idaho Lower Salmon Falls Creek 3,282 acres (13.28 km2) September 1992
Idaho Marshall Mountain 5,527 acres (22.37 km2) September 1992
Idaho Petticoat Peak 11,192 acres (45.29 km2) September 1992
Idaho Raven's Eye 31,319 acres (126.74 km2) September 1992
Idaho Sand Butte 21,399 acres (86.60 km2) September 1992
Idaho Sand Mountain 21,709 acres (87.85 km2) September 1992
Idaho Selkirk Crest 622 acres (2.52 km2) September 1992
Idaho Shale Butte 15,560 acres (63.0 km2) September 1992
Idaho Shoshone 6,757 acres (27.34 km2) September 1992
Idaho Snake River Islands 341 acres (1.38 km2) September 1992
Idaho Snowhole Rapids 5,336 acres (21.59 km2) September 1992
Idaho White Knob Mountains 10,047 acres (40.66 km2) September 1992
Idaho Worm Creek 39 acres (0.16 km2) September 1992
Montana Antelope Creek 12,350 acres (50.0 km2) January 1993
Montana Axolotl Lakes 7,804 acres (31.58 km2) January 1993
Montana Bell/Limekiln Canyons 9,650 acres (39.1 km2) January 1993
Montana Big Horn Tack-on 2,470 acres (10.0 km2) January 1993
Montana Billy Creek 3,450 acres (14.0 km2) January 1993
Montana Bitter Creek 59,660 acres (241.4 km2) January 1993
Montana Black Sage 5,926 acres (23.98 km2) January 1993
Montana Blacktail Mountains 17,479 acres (70.74 km2) January 1993
Montana Bridge Coulee 5,900 acres (24 km2) January 1993
Montana Burnt Lodge 13,730 acres (55.6 km2) January 1993
Montana Burnt Timber Canyon 3,430 acres (13.9 km2) January 1993
Montana Centennial Mountains 27,691 acres (112.06 km2) January 1993
Montana Cow Creek 34,050 acres (137.8 km2) January 1993
Montana Dog Creek South 5,150 acres (20.8 km2) January 1993
Montana East Fork Blacktail Deer Creek 6,230 acres (25.2 km2) January 1993
Montana Elkhorn 3,585 acres (14.51 km2) January 1993
Montana Ervin Ridge 10,200 acres (41 km2) January 1993
Montana Farlin Creek 1,139 acres (4.61 km2) January 1993
Montana Henneberry Ridge 9,806 acres (39.68 km2) January 1993
Montana Hidden Pasture Creek 15,509 acres (62.76 km2) January 1993
Montana Hoodoo Mountain 11,380 acres (46.1 km2) January 1993
Montana Humbug Spires 11,175 acres (45.22 km2) January 1993
Montana Musselshell Breaks 8,650 acres (35.0 km2) January 1993
Montana Pryor Mountain 12,575 acres (50.89 km2) January 1993
Montana Quigg West 520 acres (2.1 km2) January 1993
Montana Ruby Mountains 26,611 acres (107.69 km2) January 1993
Montana Seven Blackfoot 20,250 acres (81.9 km2) January 1993
Montana Sleeping Giant/Sheep Creek 10,454 acres (42.31 km2) January 1993
Montana Square Butte 1,947 acres (7.88 km2) January 1993
Montana Stafford 4,800 acres (19 km2) January 1993
Montana Terry Badlands 44,910 acres (181.7 km2) January 1993
Montana Twin Coulee 6,870 acres (27.8 km2) January 1993
Montana Wales Creek 11,580 acres (46.9 km2) January 1993
Montana Woodhawk 8,100 acres (33 km2) January 1993
Montana Yellowstone River Island 53 acres (0.21 km2) January 1993
Nevada Antelope Range 43,700 acres (177 km2) September 1992
Nevada Augusta Mountains 23,580 acres (95.4 km2) September 1992
Nevada Bad Lands 9,426 acres (38.15 km2) September 1992
Nevada Blue Eagle 59,560 acres (241.0 km2) May 1992
Nevada Bluebell 55,665 acres (225.27 km2) May 1992
Nevada Buffalo Hills 45,287 acres (183.27 km2) May 1992
Nevada Burbank Canyons 13,395 acres (54.21 km2) May 1992
Nevada Cedar Ridge 10,009 acres (40.50 km2) September 1992
Nevada China Mountain 10,358 acres (41.92 km2) May 1992
Nevada Disaster Peak 13,200 acres (53 km2) May 1992
Nevada Dry Valley Rim 76,177 acres (308.28 km2) September 1992
Nevada Fandango 530 acres (2.1 km2) May 1992
Nevada Five Springs 1,383 acres (5.60 km2) May 1992
Nevada Fox Range 75,404 acres (305.15 km2) September 1992
Nevada Gabbs Valley Range 79,600 acres (322 km2) May 1992
Nevada Goshute Canyon 362 acres (1.46 km2) May 1992
Nevada Goshute Peak 69,770 acres (282.3 km2) May 1992
Nevada Grapevine Mountains 66,800 acres (270 km2) May 1992
Nevada Kawich 54,320 acres (219.8 km2) May 1992
Nevada Lahonton Cutthroat Trout 12,316 acres (49.84 km2) May 1992
Nevada Little Humboldt River 42,213 acres (170.83 km2) September 1992
Nevada Massacre Rim 101,290 acres (409.9 km2) May 1992
Nevada Million Hills 21,296 acres (86.18 km2) May 1992
Nevada Morey Peak 5,070 acres (20.5 km2) May 1992
Nevada Mount Limbo 23,752 acres (96.12 km2) May 1992
Nevada Mount Stirling 5,600 acres (23 km2) September 1992
Nevada Mountain Meadow 22 acres (0.089 km2) May 1992
Nevada North Fork Little Humboldt 69,683 acres (282.00 km2) May 1992
Nevada Owyhee Canyon 21,875 acres (88.52 km2) May 1992
Nevada Palisade Mesa 99,550 acres (402.9 km2) September 1992
Nevada Park Range 47,268 acres (191.29 km2) May 1992
Nevada Pigeon Spring 3,575 acres (14.47 km2) May 1992
Nevada Pinyon Joshua 560 acres (2.3 km2) May 1992
Nevada Pole Creek 12,969 acres (52.48 km2) May 1992
Nevada Poodle Mountain 142,050 acres (574.9 km2) May 1992
Nevada Pueblo Mountains 600 acres (2.4 km2) May 1992
Nevada Queer Mountain 81,550 acres (330.0 km2) May 1992
Nevada Rawhide Mountain 64,360 acres (260.5 km2) May 1992
Nevada Red Spring 7,847 acres (31.76 km2) May 1992
Nevada Resting Springs 3,850 acres (15.6 km2) May 1992
Nevada Riordan's Well 57,002 acres (230.68 km2) May 1992
Nevada Roberts Mountain 15,090 acres (61.1 km2) May 1992
Nevada Rough Hills 6,685 acres (27.05 km2) May 1992
Nevada Selenite Mountains 32,041 acres (129.67 km2) May 1992
Nevada Sheldon Contiguous 23,700 acres (96 km2) September 1992
Nevada Silver Peak Range 33,900 acres (137 km2) May 1992
Nevada Simpson Park 49,670 acres (201.0 km2) September 1992
Nevada Skedaddle 589 acres (2.38 km2) May 1992
Nevada South Fork Owyhee River 7,842 acres (31.74 km2) May 1992
Nevada South Pequop 41,090 acres (166.3 km2) May 1992
Nevada South Reveille 106,200 acres (430 km2) May 1992
Nevada The Wall 38,000 acres (150 km2) May 1992
Nevada Tobin Range 13,107 acres (53.04 km2) May 1992
Nevada Twin Peaks 65,114 acres (263.51 km2) September 1992
Nevada Virgin Mountain 6,560 acres (26.5 km2) May 1992
Nevada Wall Canyon 46,305 acres (187.39 km2) September 1992
New Mexico Alama Hueco Mountains 16,264 acres (65.82 km2) September 1992
New Mexico Antelope 20,710 acres (83.8 km2) September 1992
New Mexico Apache Box 932 acres (3.77 km2) September 1992
New Mexico Apache box Add-on 6,229 acres (25.21 km2) NA
New Mexico Big Hatchet Mountains 65,872 acres (266.57 km2) September 1992
New Mexico Blue Creek 14,896 acres (60.28 km2) September 1992
New Mexico Brokeoff Mountains 31,606 acres (127.90 km2) September 1992
New Mexico Cabezon 8,159 acres (33.02 km2) September 1992
New Mexico Canyons 3,930 acres (15.9 km2) NA
New Mexico Carrizozo Lava Flow 10,690 acres (43.3 km2) September 1992
New Mexico Cedar Mountains 14,911 acres (60.34 km2) September 1992
New Mexico Chain-of-Craters 18,300 acres (74 km2) 1991
New Mexico Chamisa 16,602 acres (67.19 km2) September 1992
New Mexico Continental Divide 68,761 acres (278.27 km2) September 1992
New Mexico Cooke's Range 19,608 acres (79.35 km2) September 1992
New Mexico Cowboy Spring 6,699 acres (27.11 km2) September 1992
New Mexico Culp Canyon 10,937 acres (44.26 km2) September 1992
New Mexico Devil's Backbone 8,904 acres (36.03 km2) September 1992
New Mexico Devil's Den Canyon 320 acres (1.3 km2) September 1992
New Mexico Devil's Ranch 860 acres (3.5 km2) NA
New Mexico Eagle Peak 43,960 acres (177.9 km2) September 1992
New Mexico El Malpais 21,300 acres (86 km2) September 1992
New Mexico Empedrado 9,007 acres (36.45 km2) September 1992
New Mexico Florida Mountains 22,336 acres (90.39 km2) September 1992
New Mexico Gila Lower Box 8,555 acres (34.62 km2) September 1992
New Mexico Gray Peak 14,678 acres (59.40 km2) September 1992
New Mexico Guadalupe Canyon 4,146 acres (16.78 km2) September 1992
New Mexico Horse Mountain 5,032 acres (20.36 km2) September 1992
New Mexico Hoverrocker 22 acres (0.089 km2) September 1992
New Mexico Ignacio Chavez 33,609 acres (136.01 km2) September 1992
New Mexico Jornada del Muerto 31,147 acres (126.05 km2) September 1992
New Mexico La Lena 11,718 acres (47.42 km2) September 1992
New Mexico Little Black Peak 15,469 acres (62.60 km2) September 1992
New Mexico Lonesome Ridge 3,505 acres (14.18 km2) September 1992
New Mexico Manzano 881 acres (3.57 km2) September 1992
New Mexico Mathers 362 acres (1.46 km2) September 1992
New Mexico McKittrick Canyon 200 acres (0.81 km2) September 1992
New Mexico Mesita Blanca 19,414 acres (78.57 km2) September 1992
New Mexico Mudgetts 2,941 acres (11.90 km2) September 1992
New Mexico Ojito 124 acres (0.50 km2) September 1992
New Mexico Peloncillo Mountains 4,061 acres (16.43 km2) September 1992
New Mexico Petaca Pinta 11,668 acres (47.22 km2) September 1992
New Mexico Presilla 8,680 acres (35.1 km2) September 1992
New Mexico Rio Chama 12,671 acres (51.28 km2) September 1992
New Mexico Sierra de las Canas 12,838 acres (51.95 km2) September 1992
New Mexico Sierra Ladrones 45,308 acres (183.35 km2) September 1992
New Mexico Stallion 24,238 acres (98.09 km2) September 1992
New Mexico Veranito 7,206 acres (29.16 km2) September 1992
New Mexico West Potrillo Mountains 4,100 acres (17 km2) September 1992
Oregon Abert Rim 25,105 acres (101.60 km2) July 1992
Oregon Aldrich Mountain 9,132 acres (36.96 km2) July 1992
Oregon Alvord Desert 236,276 acres (956.18 km2) July 1992
Oregon Basque Hills 140,271 acres (567.66 km2) July 1992
Oregon Beaver Dam Creek 19,080 acres (77.2 km2) July 1992
Oregon Blitzen River 31,914 acres (129.15 km2) July 1992
Oregon Blue Canyon 12,581 acres (50.91 km2) July 1992
Oregon Bowden Hills 59,031 acres (238.89 km2) July 1992
Oregon Brewer Spruce 208 acres (0.84 km2) July 1992
Oregon Bridge Creek 14,322 acres (57.96 km2) July 1992
Oregon Camp Creek 19,880 acres (80.5 km2) July 1992
Oregon Castle Rock 6,151 acres (24.89 km2) July 1992
Oregon Cedar Mountain 33,433 acres (135.30 km2) July 1992
Oregon Clarks Butte 31,291 acres (126.63 km2) July 1992
Oregon Cottonwood Creek 8,110 acres (32.8 km2) July 1992
Oregon Cougar Well 19,345 acres (78.29 km2) July 1992
Oregon Deschutes Canyon-Steelhead Falls 2,504 acres (10.13 km2) July 1992
Oregon Devils Garden Lava Bed 28,163 acres (113.97 km2) July 1992
Oregon Diablo Mountain 118,693 acres (480.33 km2) July 1992
Oregon Disaster Peak 17,376 acres (70.32 km2) July 1992
Oregon Douglas-Fir 579 acres (2.34 km2) July 1992
Oregon Dry Creek 23,353 acres (94.51 km2) July 1992
Oregon Dry Creek Buttes 51,285 acres (207.54 km2) July 1992
Oregon East Alvord 22,142 acres (89.61 km2) July 1992
Oregon Fifteenmile Creek 50,352 acres (203.77 km2) July 1992
Oregon Fish Creek Rim 19,141 acres (77.46 km2) July 1992
Oregon Four Craters Lava Bed 12,474 acres (50.48 km2) July 1992
Oregon Gerry Mountain 22,289 acres (90.20 km2) July 1992
Oregon Gold Creek 13,591 acres (55.00 km2) July 1992
Oregon Guano Creek 10,557 acres (42.72 km2) July 1992
Oregon Hampton Butte 10,246 acres (41.46 km2) July 1992
Oregon Hawk Mountain 69,741 acres (282.23 km2) July 1992
Oregon Heath Lake 21,199 acres (85.79 km2) July 1992
Oregon High Steens 14,092 acres (57.03 km2) July 1992
Oregon Home Creek 1,178 acres (4.77 km2) July 1992
Oregon Homestead 7,615 acres (30.82 km2) July 1992
Oregon Honeycombs 38,771 acres (156.90 km2) July 1992
Oregon Indian Creek 211 acres (0.85 km2) July 1992
Oregon Jordan Craters 27,761 acres (112.34 km2) July 1992
Oregon Little Sink 80 acres (0.32 km2) July 1992
Oregon Lookout Butte 66,194 acres (267.88 km2) July 1992
Oregon Lost Forest 8,084 acres (32.71 km2) July 1992
Oregon Lower John Day 25,406 acres (102.81 km2) July 1992
Oregon Lower Owyhee Canyon 74,767 acres (302.57 km2) July 1992
Oregon Lower Stonehouse 7,460 acres (30.2 km2) July 1992
Oregon Mahogany Ridge 27,365 acres (110.74 km2) July 1992
Oregon Malheur River-Bluebucket Creek 5,543 acres (22.43 km2) July 1992
Oregon Mcgraw Creek 505 acres (2.04 km2) July 1992
Oregon Mountain Lakes 340 acres (1.4 km2) July 1992
Oregon North Fork 11,398 acres (46.13 km2) July 1992
Oregon North Pole Ridge 7,317 acres (29.61 km2) July 1992
Oregon Oregon Canyon 42,071 acres (170.26 km2) July 1992
Oregon Orejana Canyon 24,147 acres (97.72 km2) July 1992
Oregon Owyhee Breaks 13,108 acres (53.05 km2) July 1992
Oregon Owyhee River Canyon 187,344 acres (758.15 km2) July 1992
Oregon Palomino Hills 54,256 acres (219.57 km2) NA
Oregon Pats Cabin 9,817 acres (39.73 km2) July 1992
Oregon Pine Creek 211 acres (0.85 km2) July 1992
Oregon Pueblo Mountains 73,433 acres (297.17 km2) July 1992
Oregon Red Mountain 15,649 acres (63.33 km2) July 1992
Oregon Rincon 108,485 acres (439.02 km2) July 1992
Oregon Saddle Butte 85,766 acres (347.08 km2) July 1992
Oregon Sage Hen Hills 7,974 acres (32.27 km2) July 1992
Oregon Sand Dunes 16,478 acres (66.68 km2) July 1992
Oregon Sand Hollow 9,368 acres (37.91 km2) July 1992
Oregon Sheep Gulch 730 acres (3.0 km2) July 1992
Oregon Sheep Mountain 7,247 acres (29.33 km2) July 1992
Oregon Sheepshead Mountains 52,793 acres (213.65 km2) July 1992
Oregon Slocum Creek 7,530 acres (30.5 km2) July 1992
Oregon South Fork 20,341 acres (82.32 km2) July 1992
Oregon South Fork Donner and Blitzen 27,980 acres (113.2 km2) July 1992
Oregon Spaulding 68,411 acres (276.85 km2) July 1992
Oregon Sperry Creek 5,295 acres (21.43 km2) July 1992
Oregon Spring Basin 6,596 acres (26.69 km2) July 1992
Oregon Squaw Ridge Lava Bed 28,673 acres (116.04 km2) July 1992
Oregon Stonehouse 22,763 acres (92.12 km2) July 1992
Oregon Sutton Mountain 28,878 acres (116.87 km2) NA
Oregon Table Mountain 40,051 acres (162.08 km2) July 1992
Oregon Thirtymile 7,624 acres (30.85 km2) July 1992
Oregon Twelvemile Creek 28,111 acres (113.76 km2) July 1992
Oregon Upper Leslie Gulch 2,905 acres (11.76 km2) July 1992
Oregon Upper West Little Owyhee 61,458 acres (248.71 km2) July 1992
Oregon West Peak 8,590 acres (34.8 km2) July 1992
Oregon Western Juniper 600 acres (2.4 km2) July 1992
Oregon Wild Horse Basin 12,007 acres (48.59 km2) July 1992
Oregon Wildcat Canyon 34,724 acres (140.52 km2) July 1992
Oregon Willow Creek 29,852 acres (120.81 km2) July 1992
Oregon Winter Range 15,501 acres (62.73 km2) July 1992
Utah Behind The Rocks 13,065 acres (52.87 km2) June 1992
Utah Black Ridge Canyon West 52 acres (0.21 km2) June 1992
Utah Book Cliffs Mountain Browse 399 acres (1.61 km2) June 1992
Utah Bridge Jack Mesa 6,333 acres (25.63 km2) June 1992
Utah Bull Canyon 599 acres (2.42 km2) June 1992
Utah Bull Mountain 13,138 acres (53.17 km2) June 1992
Utah Burning Hills 65,710 acres (265.9 km2) June 1992
Utah Butler Wash 24,277 acres (98.25 km2) June 1992
Utah Canaan Mountain 4,985 acres (20.17 km2) June 1992
Utah Carcass Canyon 48,628 acres (196.79 km2) June 1992
Utah Cheesebox Canyon 14,831 acres (60.02 km2) June 1992
Utah Coal Canyon 60,755 acres (245.87 km2) June 1992
Utah Conger Mountain 20,161 acres (81.59 km2) June 1992
Utah Cross Canyon 949 acres (3.84 km2) June 1992
Utah Daniels Canyon 2,516 acres (10.18 km2) June 1992
Utah Dark Canyon 67,825 acres (274.48 km2) June 1992
Utah Death Ridge 66,286 acres (268.25 km2) June 1992
Utah Deep Creek Mountains 79,144 acres (320.28 km2) June 1992
Utah Desolation Canyon 162,472 acres (657.50 km2) June 1992
Utah Devils Garden 633 acres (2.56 km2) June 1992
Utah Diamond Breaks 3,926 acres (15.89 km2) June 1992
Utah Dirty Devil 71,883 acres (290.90 km2) June 1992
Utah Escalante Canyon Tract 1 364 acres (1.47 km2) June 1992
Utah Escalante Canyon Tract 5 761 acres (3.08 km2) June 1992
Utah Fiddler Butte 73,360 acres (296.9 km2) June 1992
Utah Fifty Mile Mountain 160,833 acres (650.87 km2) June 1992
Utah Fish Creek Canyon 46,102 acres (186.57 km2) June 1992
Utah Fish Springs 57,609 acres (233.14 km2) June 1992
Utah Floy Canyon 72,282 acres (292.51 km2) June 1992
Utah Flume Canyon 50,628 acres (204.88 km2) June 1992
Utah Fremont Gorge 2,843 acres (11.51 km2) June 1992
Utah French Spring-Happy Canyon 24,306 acres (98.36 km2) June 1992
Utah Grand Gulch 105,213 acres (425.78 km2) June 1992
Utah Horseshoe Canyon (North) 2,402 acres (9.72 km2) June 1992
Utah Horseshoe Canyon (South) 39,842 acres (161.23 km2) June 1992
Utah Howell Peak 27,545 acres (111.47 km2) June 1992
Utah Indian Creek 6,554 acres (26.52 km2) June 1992
Utah Jack Canyon 7,203 acres (29.15 km2) June 1992
Utah King Top 92,847 acres (375.74 km2) June 1992
Utah Little Rockies 40,733 acres (164.84 km2) June 1992
Utah Lost Spring Canyon 1,625 acres (6.58 km2) June 1992
Utah Mancos Mesa 50,889 acres (205.94 km2) June 1992
Utah Mill Creek Canyon 9,866 acres (39.93 km2) June 1992
Utah Moquith Mountain 15,249 acres (61.71 km2) June 1992
Utah Mount Ellen-Blue Hills 81,363 acres (329.26 km2) June 1992
Utah Mount Hillers 19,277 acres (78.01 km2) June 1992
Utah Mount Pennell 77,137 acres (312.16 km2) June 1992
Utah Mud Spring Canyon 40,573 acres (164.19 km2) June 1992
Utah Mule Canyon 6,171 acres (24.97 km2) June 1992
Utah Negro Bill Canyon 7,560 acres (30.6 km2) June 1992
Utah North Escalante Canyon/The Gulch 127,459 acres (515.81 km2) June 1992
Utah North Fork Virgin River 1,080 acres (4.4 km2) June 1992
Utah North Stansbury Mountains 10,786 acres (43.65 km2) June 1992
Utah Notch Peak 57,296 acres (231.87 km2) June 1992
Utah Orderville Canyon 1,952 acres (7.90 km2) June 1992
Utah Paria Hackberry 145,828 acres (590.14 km2) June 1992
Utah Paria Hackberry 202 402 acres (1.63 km2) June 1992
Utah Parunuweap Canyon 30,907 acres (125.08 km2) June 1992
Utah Phipps Death Hollow 45,328 acres (183.44 km2) June 1992
Utah Road Canyon 52,404 acres (212.07 km2) June 1992
Utah Rockwell 9,342 acres (37.81 km2) June 1992
Utah Scorpion 37,319 acres (151.02 km2) June 1992
Utah Scott's Basin 8,265 acres (33.45 km2) June 1992
Utah South Needles 160 acres (0.65 km2) June 1992
Utah Spring Creek Canyon 4,333 acres (17.54 km2) June 1992
Utah Spruce Canyon 20,353 acres (82.37 km2) June 1992
Utah Squaw/Papoose Canyon 6,560 acres (26.5 km2) June 1992
Utah Steep Creek 23,978 acres (97.04 km2) June 1992
Utah Swasey Mountain 59,006 acres (238.79 km2) June 1992
Utah The Blues 19,416 acres (78.57 km2) June 1992
Utah The Cockscomb 9,921 acres (40.15 km2) June 1992
Utah Wah Wah Mountains 49,429 acres (200.03 km2) June 1992
Utah Wahweap 144,268 acres (583.83 km2) June 1992
Utah West Cold Spring 3,283 acres (13.29 km2) June 1992
Utah Westwater Canyon 30,066 acres (121.67 km2) June 1992
Utah White Rock Range 3,767 acres (15.24 km2) June 1992
Utah Winter Ridge 43,322 acres (175.32 km2) June 1992
Washington Chopaka Mountain 5,554 acres (22.48 km2) July 1992
Wyoming Adobe Town 85,710 acres (346.9 km2) July 1992
Wyoming Alkali Basin/East Sand Dunes 12,800 acres (52 km2) July 1992
Wyoming Alkali Creek 10,100 acres (41 km2) July 1992
Wyoming Alkali Draw 16,990 acres (68.8 km2) July 1992
Wyoming Bennett Mountains 6,003 acres (24.29 km2) July 1992
Wyoming Big Horn Tack-on 80 acres (0.32 km2) July 1992
Wyoming Bobcat Draw Badlands 17,150 acres (69.4 km2) July 1992
Wyoming Buffalo Hump 10,300 acres (42 km2) July 1992
Wyoming Cedar Mountain 21,560 acres (87.3 km2) July 1992
Wyoming Copper Mountain 6,858 acres (27.75 km2) July 1992
Wyoming Devil's Playground/Twin Buttes 23,841 acres (96.48 km2) July 1992
Wyoming Dubois Badlands 4,520 acres (18.3 km2) July 1992
Wyoming Encampment River Canyon 4,547 acres (18.40 km2) July 1992
Wyoming Ferris Mountains 22,245 acres (90.02 km2) July 1992
Wyoming Fortification Creek 12,419 acres (50.26 km2) July 1992
Wyoming Gardner Mountain 6,423 acres (25.99 km2) July 1992
Wyoming Honeycomb Buttes 40,548 acres (164.09 km2) July 1992
Wyoming Honeycombs 21,000 acres (85 km2) July 1992
Wyoming Lake Mountain 13,865 acres (56.11 km2) July 1992
Wyoming McCullough Peaks 24,570 acres (99.4 km2) July 1992
Wyoming Medicine Lodge 7,740 acres (31.3 km2) July 1992
Wyoming North Fork Powder River 10,089 acres (40.83 km2) July 1992
Wyoming Oregon Buttes 5,700 acres (23 km2) July 1992
Wyoming Owl Creek 710 acres (2.9 km2) July 1992
Wyoming Prospect Mountain 1,145 acres (4.63 km2) July 1992
Wyoming Pryor Mountain 4,352 acres (17.61 km2) July 1992
Wyoming Raymond Mountain 32,936 acres (133.29 km2) July 1992
Wyoming Red Butte 11,350 acres (45.9 km2) July 1992
Wyoming Red Creek Badlands 8,020 acres (32.5 km2) July 1992
Wyoming Red Lake 9,515 acres (38.51 km2) July 1992
Wyoming Sand Dunes 26,309 acres (106.47 km2) July 1992
Wyoming Scab Creek 7,636 acres (30.90 km2) July 1992
Wyoming Sheep Mountain 23,250 acres (94.1 km2) July 1992
Wyoming South Pinnacles 10,800 acres (44 km2) July 1992
Wyoming Sweetwater Canyon 9,056 acres (36.65 km2) July 1992
Wyoming Sweetwater Rocks (Lankin Dome) 6,316 acres (25.56 km2) July 1992
Wyoming Sweetwater Rocks (Miller Springs) 6,429 acres (26.02 km2) July 1992
Wyoming Sweetwater Rocks (Savage Peak) 7,041 acres (28.49 km2) July 1992
Wyoming Sweetwater Rocks (Split Rock) 12,789 acres (51.76 km2) July 1992
Wyoming Trapper Creek 7,200 acres (29 km2) July 1992
Wyoming Whiskey Mountain 487 acres (1.97 km2) July 1992
Wyoming Whitehorse Creek 4,002 acres (16.20 km2) July 1992

See also

References

  1. ^ "Bureau of Land Management Wilderness Study Areas: In Brief". www.congress.gov. Retrieved January 15, 2026.
  2. ^ "Wilderness Study Areas managed by the BLM" (PDF). Bureau of Land Management. Retrieved January 7, 2026.