Area of Critical Environmental Concern
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Areas of Critical Environmental Concern (ACEC) is a conservation ecology program in the Western United States, managed by the Bureau of Land Management (BLM). The ACEC program was conceived in the 1976 Federal Lands Policy and Management Act (FLPMA), which established the first conservation ecology mandate for the BLM. The FLPMA mandate directs the BLM to protect important riparian corridors, threatened and endangered species habitats, cultural and archeological resources, as well as unique scenic landscapes that the agency assesses as in need of special management attention.
Criteria
To be considered a potential ACEC an area must meet criteria of both relevance and importance.[1]
Relevance
An area meets the relevance criteria of an ACEC if it contains one or more of the following:
- A significant historic, cultural, or scenic value;
- A fish or wildlife resource;
- A natural process or system (including but not limited to areas supporting rare, endemic, relict, or endangered plant species, or rare geological features);
- Natural hazards (most notably areas of avalanche, unstable soils, rockfall).
Importance
An area meets the importance criteria if it is characterized by one or more of the following:
- Has more than locally significant qualities;
- Has qualities or circumstances that make it fragile, sensitive, irreplaceable, rare, unique;
- Has been recognized as warranting protection to satisfy national priority concerns or to carry out the mandates of the Federal Land Policy and Management Act;
- Has qualities which warrant concern about safety and public welfare;
- Poses a significant threat to human life and safety, or to property.
Designated ACECs
Alaska
- Sukakpak Mountain (2944 acres)[2]
Arizona
- Witch Pool (279 acres)
- Nampaweap (535 acres)
- Pakoon (76,014 acres)
- Beaver Dam Slope (51,197 acres)
- Virgin River Corridor (8,075 acres)
- Virgin Slope (39,931 acres)
- Little Black Mountain (241 acres)
- Fort Pearce (916 acres)
- Marble Canyon (11,012 acres)
- Johnson Springs (2,464 acres)
- Lost Spring Mountain (8,262 acres)
- Moonshine Ridge (5,095 acres)
- Dripping Springs[5]
- Sears Point[5]
California
- Afton Canyon[2]
- Big Marias[5]
- Bodie Bowl
- Carrizo Plain[6]
- Clear Creek Serpentine
- Conway Summit[7]
- East Mesa[8]
- Fort Ord
- Indian Pass[8]
- Jawbone-Butterbredt Area of Critical Environmental Concern
- Joaquin Rocks[9]
- Lake Cahuilla Shoreline[8]
- North Algodones Dunes[8]
- Ocotillo[8]
- Pilot Knob[8]
- Plank Road[8]
- The Red Hills of Tuolumne County[10]
- Salton Sea Hazardous[8]
- San Sebastian Marsh/San Felipe Creek[8]
- Serpentine[11]
- Singer Geoglyphs[8]
- West Mesa[8]
- Yuha Basin[8]
Colorado
- Adobe Badlands[14] – Script error: No such module "convert".
- American Basin[15] – Script error: No such module "convert".
- Anasazi Culture[15] – Script error: No such module "convert".
- Arkansas Canyonlands[15] – Script error: No such module "convert".
- Atwell Gulch – Script error: No such module "convert".
- Badger Wash – Script error: No such module "convert".
- Barger Gulch Heritage Area – Script error: No such module "convert".
- Beaver Creek – Script error: No such module "convert".
- Black's Gulch – Script error: No such module "convert".
- Blanca Wildlife Habitat Area – Script error: No such module "convert".
- Blue Hill – Script error: No such module "convert".
- Browns Canyon – Script error: No such module "convert".
- Bull Gulch – Script error: No such module "convert".
- Coal Draw – Script error: No such module "convert".
- Coal Oil Rim – Script error: No such module "convert".
- Cucharas Canyon – Script error: No such module "convert".
- Cumbres and Toltec Railroad – Script error: No such module "convert".
- Debris Hazard – Script error: No such module "convert".
- Deep Creek – Script error: No such module "convert".
- Deer Gulch – Script error: No such module "convert".
- Dillon Pinnacles – Script error: No such module "convert".
- Droney Gulch – Script error: No such module "convert".
- Duck Creek – Script error: No such module "convert".
- Dudley Bluffs – Script error: No such module "convert".
- East Douglas Creek – Script error: No such module "convert".
- Elephant Rocks – Script error: No such module "convert".
- Escalante Canyon – Script error: No such module "convert".
- Fairview[14] – Script error: No such module "convert".
- Garden Park National Natural Landmark – Script error: No such module "convert".
- Glenwood Springs Debris Flow Hazard Zones – Script error: No such module "convert".
- Grand Hogback – Script error: No such module "convert".
- Grape Creek – Script error: No such module "convert".
- Gunnison Gravels – Script error: No such module "convert".
- Gunnison Sage Grouse – Script error: No such module "convert".
- Gypsum Valley – Script error: No such module "convert".
- Hardscrabble-East Eagle – Script error: No such module "convert".
- Indian Creek – Script error: No such module "convert".
- Irish Canyon – Script error: No such module "convert".
- Juanita Arch – Script error: No such module "convert".
- Kremmling – Script error: No such module "convert".
- Kremling Ammonite Site Research Natural Area[15] – Script error: No such module "convert".
- Laramie River – Script error: No such module "convert".
- Los Mogotes – Script error: No such module "convert".
- Lower Colorado River – Script error: No such module "convert".
- Lower Greasewood Creek – Script error: No such module "convert".
- Lyons Gulch – Script error: No such module "convert".
- McCoy Fan Delta – Script error: No such module "convert".
- McElmo Rare Lizard and Snake – Script error: No such module "convert".
- Moosehead Mountain – Script error: No such module "convert".
- Mosquito Pass – Script error: No such module "convert".
- Mount Logan Foothills – Script error: No such module "convert".
- Mt. Garfield – Script error: No such module "convert".
- Native Plant Community – Script error: No such module "convert".
- Needle Rock[14] – Script error: No such module "convert".
- North Park Natural Area – Script error: No such module "convert".
- North Park Phaceila – Script error: No such module "convert".
- North Sand Hills – Script error: No such module "convert".
- Oil Spring Mountain – Script error: No such module "convert".
- Phantom Canyon – Script error: No such module "convert".
- Pyramid Rock – Script error: No such module "convert".
- Rajadero Canyon – Script error: No such module "convert".
- Raven Ridge – Script error: No such module "convert".
- Red Cloud Peak – Script error: No such module "convert".
- Rio Grande – Script error: No such module "convert".
- Roan and Carr Creeks – Script error: No such module "convert".
- Rough Canyon – Script error: No such module "convert".
- Ryan Gulch – Script error: No such module "convert".
- San Luis Hills/Flattop – Script error: No such module "convert".
- San Miguel River[14] – Script error: No such module "convert".
- Sheep Creek Uplands – Script error: No such module "convert".
- Sinbad Valley – Script error: No such module "convert".
- Slumgullion National Natural Landmark – Script error: No such module "convert".
- South Beaver Creek – Script error: No such module "convert".
- South Cathedral Bluffs – Script error: No such module "convert".
- South Shale Ridge – Script error: No such module "convert".
- The Palisade – Script error: No such module "convert".
- Thompson Creek – Script error: No such module "convert".
- Trickle Mountain – Script error: No such module "convert".
- Troublesome Creek – Script error: No such module "convert".
- Unaweep Seep Research Natural Area – Script error: No such module "convert".
- West Antelope Creek – Script error: No such module "convert".
- White River Riparian – Script error: No such module "convert".
- Yanks Gulch/Upper Greasewood Creek – Script error: No such module "convert".
Idaho
Montana
(For more detailed descriptions of the following sites see)[16]
- Acid Shale-Pine Forest (endemic plant community, Script error: No such module "convert"., Lewistown Office)
- Ash Creek Divide (paleo, Script error: No such module "convert"., Miles City Office)
- Azure Cave (cave resources, bats; Script error: No such module "convert"., Malta Office)
- Battle Butte (cultural, Script error: No such module "convert"., Miles City)
- Bear Creek Flats (wildlife, oldgrowth pine, recreation, Script error: No such module "convert"., Missoula Office)
- Beaverhead Rock (historic petroglyphs, Script error: No such module "convert"., Dillon Office)
- Big Bend of the Milk River (archaeological resources Script error: No such module "convert"., Malta)
- Big Sheep Mountain (cultural, Script error: No such module "convert"., Miles City)
- Bitter Creek (vegetation, landscape; Script error: No such module "convert"., Malta)[17]
- Black-footed ferret (wildlife, Script error: No such module "convert"., Miles City)
- Blue Lake (home to axoloti, rare form of tiger salamander; Script error: No such module "convert"., Dillon)
- Block Mountain (geological education, Script error: No such module "convert"., Dillon)
- Bridger Fossil (paleo, Script error: No such module "convert"., Billings Office)
- Bug Creek (paleo, Script error: No such module "convert"., Miles City)
- Castle Butte (cultural, Script error: No such module "convert"., Billings)
- Centennial Mountains (wildlife migration route, rare plants, grizzly bear, lynx, & wolf; Script error: No such module "convert"., Dillon)
- Centennial Sandhills (sand dunes, sensitive plants; Script error: No such module "convert"., Dillon)
- Collar Gulch (cutthroat trout, Script error: No such module "convert"., Lewistown)
- Cow Creek (geological, scenic; Script error: No such module "convert"., Lewistown)
- East Pryor Mountains (wildlife, wild horses, paleo; Script error: No such module "convert"., Billings)
- Elkhorn Mountains (historic & cultural sites, wildlife; Script error: No such module "convert"., Butte Office)
- Everson Creek (Stone Age archaeological site, Script error: No such module "convert"., Dillon)
- Finger Buttes (scenic, Script error: No such module "convert"., Miles City)
- Four Dances (cultural, scenic, peregrine falcon habitat; Script error: No such module "convert"., Billings)
- Hell Creek (paleo, Script error: No such module "convert"., Miles City)
- Hoe (cultural, Script error: No such module "convert"., Miles City)
- Howrey Island (wildlife, Script error: No such module "convert"., Miles City)
- Humbug Spires (scenic, wildlife, vegetation; Script error: No such module "convert"., Butte)
- Judith Mountains Scenic Area (scenic, wildlife, recreation; Script error: No such module "convert"., Lewistown)
- Jordan Bison Kill (cultural, Script error: No such module "convert"., Miles City Office)
- Kevin Rim (wildlife, cultural, recreation; Script error: No such module "convert"., Great Falls Office)
- Meeteetse Spires (rare plants, scenery; Script error: No such module "convert"., Billings)[18]
- Mountain Plover (wildlife, vegetation; Script error: No such module "convert"., Malta)
- Muddy Creek/Big Sheep Creek (scenic, cultural; Script error: No such module "convert"., Dillon)
- Petroglyph Canyon (cultural, Script error: No such module "convert"., Billings)
- Piping Plover (wildlife, Script error: No such module "convert"., Miles City)
- Pompeys Pillar (historic, cultural, recreation; Script error: No such module "convert"., Billings)
- Powder River Depot (cultural, Script error: No such module "convert"., Miles City)
- Prairie Dog Towns, (black-footed ferret reintroduction site, Script error: No such module "convert"., Malta)
- Rattler Gulch Limestone Cliffs (scenic, Script error: No such module "convert"., Missoula office. See Garnet Range for description)
- Reynolds Battlefield (cultural, Script error: No such module "convert"., Miles City)
- Ringing Rocks (unique geology, Script error: No such module "convert"., Butte Office)
- Sand Arroyo (paleo, Script error: No such module "convert"., Miles City)
- Seline (cultural, Script error: No such module "convert"., Miles City)
- Sleeping Giant (recreation, wildlife, scenic; Script error: No such module "convert"., Butte Office)
- Smoky Butte (geology, recreation; Script error: No such module "convert"., Miles City)
- Square Butte (cultural, scenic, geologic; Script error: No such module "convert"., Lewistown)
- Squaw Rock (wildlife, scenic, recreation; Script error: No such module "convert"., Missoula)
- Sweetgrass Hills (Cultural, wildlife, recreation; Script error: No such module "convert"., Great Falls)
- Stark Site (cultural, Script error: No such module "convert"., Billings)
- Virginia City, Montana Historic District (historic, Script error: No such module "convert"., Dillon)
- Weatherman Draw (cultural, Script error: No such module "convert"., Billings)
Nevada
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- Ash Meadows
- Beaver Dam Slope
- Condor Canyon
- Ivanpah
- Mormon Mesa
- Piute/Eldorado
- Rainbow Gardens
- River Mountains
New Mexico
- Sombrillo
- La Cienega[19]
- Simon Canyon
- Florida Mountains
- Sacramento Escarpment
- Three Rivers Petroglyph
- Alamo Hueco Mountains
- Bear Creek
- Blue Spring
- Pecos River Canyon Complex
- Big Hatchet Mountains
- Cowboy Spring
- Granite Gap
- Guadalupe Canyon
- Chosa Draw
- Cookes Range
- Gila Lower Box
- Gila Middle Box
- Alkali Lakes
- Apache Box
- Central Peloncillo Mountains
- Uvas Valley
- Black Grama
- Cornudas Mountain
- Wind Mountain
- Alamo Mountain
Oregon
- Wassen Creek (Natural systems and botanical values, Script error: No such module "convert"., Coos Bay Office)
- North Spit (Botanical, wildlife, and cultural values, Script error: No such module "convert"., Coos Bay Office)
- North Fork Coquille River (Natural systems; botanical fish values, Script error: No such module "convert"., Coos Bay Office)
- Tioga Creek (Natural systems, Script error: No such module "convert"., Coos Bay Office)
- Cherry Creek (Natural systems and botanical values, Script error: No such module "convert"., Coos Bay Office)
- China Wall (Natural systems; botanical and cultural values, Script error: No such module "convert"., Coos Bay Office)
- Upper Rock Creek (Natural systems and botanical values, Script error: No such module "convert"., Coos Bay Office)
- New River (Botanical, wildlife, fish and cultural values, Script error: No such module "convert"., Coos Bay Office)
- North Fork Hunter Creek (Natural systems; botanical and cultural values, Script error: No such module "convert"., Coos Bay Office)
- Hunter Creek Bog (Natural systems and botanical values, Script error: No such module "convert"., Coos Bay Office)
- North Fork Chetco River (Natural systems; and botanical, fish, and cultural values Script error: No such module "convert"., Coos Bay Office)
- Upper and Lower Table Rock[21]
Utah
- Copper Globe (historic, Script error: No such module "convert"., Vernal office)
- Dark Canyon (59,755 acres, Monticello office)
- I-70 Scenic ACEC (scenic, Script error: No such module "convert"., Price office)
- Lears Canyon (habitat, Script error: No such module "convert"., Vernal office)
- Lower Green River (scenic, habitat, Script error: No such module "convert"., Vernal office)
- Nine Mile Canyon (scenic, cultural, Script error: No such module "convert"., Vernal office)
- Pariette Wetlands (habitat, Script error: No such module "convert"., Vernal office)
- San Rafael Canyon (scenic, Script error: No such module "convert"., Price office)
- San Rafael Reef (scenic, Script error: No such module "convert"., Price office)
- Scenic Highway Corridor (scenic, Script error: No such module "convert"., Monticello office)
- Sid's Mountain (scenic, Script error: No such module "convert"., Price office)
- Temple Mountain (historic, Script error: No such module "convert"., Price office)
- Bonneville Salt Flats ((convert30,203))
Wyoming
- Greater Red Creek (175240 acres)
- Greater Sand Dunes (41644 acres)
- Natural Corrals Archeological Site (1116 acres)
- Pine Springs (6055 acres)
- Special Status Plant Species (1009 acres)
- White Mountain Petroglyphs (21.7 acres)
See also
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References
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- ↑ BLM Manual 1613, Areas of Critical Environmental Concern, section 1613.1.11
- ↑ a b Script error: No such module "citation/CS1".
- ↑ Arizona Strip Proposed Plan/FEIS, 2007. Chapter 3: Affected Environment, Areas of Critical Concern. Bureau of Land Management. [1]Script error: No such module "Unsubst".Template:Cbignore (Accessed 2012-01-30)
- ↑ Script error: No such module "citation/CS1".
- ↑ a b c Yuma Rod eplanning.blm.gov
- ↑ Script error: No such module "citation/CS1".
- ↑ Conway Summit usa.gov Script error: No such module "Unsubst".
- ↑ a b c d e f g h i j k l Lake Cahuilla subregion blm.gov
- ↑ Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1". . accessed 2010-06-22.
- ↑ Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1".
- ↑ The actual list is in an Excel file here.
- ↑ a b c d Script error: No such module "citation/CS1".
- ↑ a b c d Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1".
- ↑ Community Celebrates Expansion of La Cienega ACEC Template:Webarchive, United States Department of the Interior, Bureau of Land Management, Press Release dated 2007-08-23, accessed 2008-07-06.
- ↑ Script error: No such module "citation/CS1".
- ↑ Script error: No such module "citation/CS1".
- ↑ a b Draft Oil Shale and Tar Sands Resource Management Plan Amendments to Address Land Use Allocations in Colorado, Utah, and Wyoming and Programmatic Environmental Impact Statement, Volume 1 Template:Webarchive, United States Department of the Interior, Bureau of Land Management, dated December 2007, accessed 2008-04-22.
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