U.S. DEPARTMENT OF THE INTERIORBUREAU OF LAND MANAGEMENT
Montana/Dakotas
 
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ACEC STATUS REPORT


State

Office
Code


ACEC Name

Designation
Date

Size
(Acres)


Reason for Designation


RMP
as amended

MT

Missoula

Rattler Gulch Limestone Cliffs

01/10/86

20

Geological

Garnet

MT

Great Falls

Kevin Rim

09/20/88

4,557

Fish & Wildlife, Cultural Resources, Recreation

West HiLine

MT

Lewistown

Cow Creek

09/20/88

14,000

Riparian, Natural Hazard, Geological, Scenic, Natural System

West HiLine

MT

Great Falls

Sweetgrass Hills

01/29/92

7,952

Cultural, T&E, Wildlife, Recreation

West HiLine

MT

Missoula

Phil Wright Rock

02/02/94

640

Fish, Wildlife, Recreation,Scenic

Garnet

MT

Missoula

Bear Creek Flats

02/02/94

564

Riparian, Fish, T&E Species, Wildlife, Oldgrowth Pine, Recreation

Garnet

MT

Lewistown

Judith Mountains Scenic Area

09/19/94

3,702

Scenic, Wildlife, Recreation

JVP

MT

Lewistown

Acid Shale-Pine Forest

09/19/94

2,463

Endemic Plant Community

JVP

MT

Lewistown

Square Butte ONA

09/19/94

1,947

Natural Endemic Systems, Cultural, Scenic, Geologic

JVP

MT

Lewistown

Collar Gulch

09/19/94

1,618

Westslope Cutthroat Trout

JVP

MT

Malta

Azure Cave

09/19/94

140

Cave Resources, Bats

JVP

MT

Malta

Big Bend of the Milk River

09/19/94

2,120

Archaeological Resources

JVP

MT

Malta

Prairie Dog Towns

09/19/94

12,346

Habitat For Black-Footed Ferret Reintroduction

JVP

MT

Miles City

Big Sheep Mountain

04/22/96

360

Cultural

Big Dry

MT

Miles City

Hoe

04/22/96

144

Cultural

Big Dry

MT

Miles City

Jordan Bison Kill

04/22/96

160

Cultural

Big Dry

MT

Miles City

Powder River Depot

04/22/96

1,386

Cultural

Big Dry

MT

Miles City

Seline

04/22/96

80

Cultural

Big Dry

MT

Miles City

Ash Creek Divide

04/22/96

7,931

Paleo

Big Dry

MT

Miles City

Bug Creek

04/22/96

3,840

Paleo

Big Dry

MT

Miles City

Hell Creek

04/22/96

19,169

Paleo

Big Dry

MT

Miles City

Sand Arroyo

04/22/96

9,056

Paleo

Big Dry

MT

Miles City

Smoky Butte

04/22/96

80

Geology,Recreation

Big Dry

MT

Miles City

Black-footed Ferret

04/22/96

11,166

Wildlife

Big Dry

MT

Miles City

Piping Plover

04/22/96

16

Wildlife

Big Dry

MT

Billings

Pompeys Pillar

08/01/96

470

Historic, Cultural, Recreation

Billings

MT

South Dakota

Fort Meade Recreation Area

09/26/96

6,700

Historic, Cultural

South Dakota

MT

Billings

Bridger Fossil

03/10/99

575

Paleontology

Billings

MT

Billings

Castle Butte

03/10/99

185

Cultural

Billings

MT

Billings

East Pryor Mountains

03/10/99

29,500

Wildlife, Wild Horses, Paleontology

Billings

MT

Billings

Meeteetse Spires

03/10/99

960

Rare Plant, Hazardous Cliffs, Scenery

Billings

MT

Billings

Petroglyph Canyon

03/10/99

240

Cultural

Billings

MT

Billings

Stark Site

03/10/99

800

Cultural

Billings

MT

Billings

Weatherman Draw

03/10/99

4,268

Cultural

Billings

MT

Miles City

Battle Butte

03/10/99

120

Cultural

Powder River

MT

Miles City

Finger Buttes

03/10/99

1,520

Scenery

Powder River

MT

Miles City

Howrey Island

03/10/99

321

T&E Wildlife

Powder River

MT

Miles City

Reynolds Battlefield

03/10/99

336

Cultural

Powder River

MT

South Dakota

Fossil Cycad

03/10/99

320

Paleontology

South Dakota

MT

Billings

Four Dances

05/03/02

765

Cultural, Scenic Values, Natural Hazards, Peregrine Falcon Habitat

Billings

MT

Malta

Bitter Creek

0808/03

59,600

Vegetation, Landscape, Prairie Grassland

JVP

MT

Malta

Mountain Plover

08/08/03

24,730

Wildlife, Vegetation, Soils

JVP

MT
Dillon
Beaverhead Rock
2/7/06
120
Historic petroglyphs mentioned in the journals of Lewis and ClarkDillon
MT
Dillon
Block Mountain
2/7/06
8,661
Exceptional fold and thrust belt structures for teaching geological field mappingDillon
MT
Dillon
Blue Lake
2/7/06
430
Axoloti is a neotenic form of tiger salamander that retains gills and an aquatic liefstyle from living in a cold environment with no fishDillon
MT
Dillon
Centennial Mountains
2/7/06
40,715
Habitat for grizzly bear, lynx, and wolf; use as a wildlife migration area; outstanding scenic value; and only occurrence in Montana of Whipple's beardtongueDillon
MT
Dillon
Centennial Sandhills
2/7/06
1,040
Contains one of only two sand dunes in Montana and habitat for special status plant speciesDillon
MT
Dillon
Everson Creek
2/7/06
8,608
One of the oldest archaeological sites in Montana--cultural chert quarry and workshop sitesDillon
MT
Dillon
Muddy Creek/Big Sheep Creek
2/7/06
13, 097
Scenic and cultural resource values including pictograph and rock sitesDillon
MT
Dillon
Virginia City Historic District
2/7/06
513
Historic properties for mining and settlement of Virginia CityDillon
MT

Butte

Sleeping Giant

7/31/84

 

4/20/09

 

 

11,679

Recreation, scenic, fish, and wildlife

Outstanding scenic qualities; diverse upland and aquatic habitat for wildlife and fish.  (The original designation of 11,609 acres in the Headwaters RMP did not use GIS to determine the acreage.  This designation used GIS and determined the correct acreage should be 11,679.  the boundary remains the same.)

Headwaters

 

Butte

MT

Butte

Elkhorn Mountains

4/20/09

50,431

Important cultural/historic sites; diverse upland and aquatic habitat for wildlife and fish; unique national management area

Butte

MT

Butte

Humbug Spires

4/20/09

8,374

Outstanding scenic qualities; diverse upland and aquatic habitat for plants, wildlife, and fish

Butte

MT

Butte

Ringing Rocks

4/20/09

160

Rare and unique geological rock feature

Butte

 

 


 
Last updated: 05-31-2013