Horse

Sage Hen Creek

Poison Spider Creek

Middle Popo A gie River

Alkali C

Separation Creek

NorthPlatte River

Laramie River

Mud dy Cr eek

North Laramie River

Bitter Creek

Sage Creek

M edicine BowRiver

Chugwater Creek

Litt le Wind River

Conant Creek

North Platte River

Nor ht Platt e River

Bates Creek

Lo st Creek

C reek

Mudd y Creek

Sybille Creek

S

Bush Creek

Laramie River

Popo Agie River

Pacific Creek

Sage Creek

L ong Creek

Barrel Springs Draw

La Bonte C reek

Fivemile Ditch

Alkali Lake

Brush Creek

Sweetwate r R iver

Canyon C reek

Litt el Savery C reek

N orth Brush Creek

Black Rock Creek

Sawmill Creek

South French Creek

Brush Creek

Smith Creek

North Lodgepole Creek

Pass Creek

Se venmile Creek

L a Prel e Creek

Fourmile Creek

k

eek

Wild Cow Creek

Little Popo Agie Cr eek

Wagonhoun d C er ek

Rock Creek

Arapahoe Creek

Laney Was h

Sandston e Creek

West Sage Hen Creek

Clear Fork Muddy Creek

Cow Creek

East Alkali Lake

West Al kali Lake

North Fork Horse Creek

Austin Creek

W

Horse Creek

Baldwin Creek

Sand Creek

Buff a lo Creek

East Salt Wells Cre

South Chugwater Creek

Stratton Draw

Logan Gulch

Duck Creek

W illow Cre ek

Sou ht Sybille Creek

Coal Gulch

Dry Creek

Rock Cree k

Buck Draw

Willow Creek

Diamond Springs Draw

Deadhea d Creek

D ry Laramie River

Sevenmile Creek

Blueg rassCreek

Iron Creek

Sand Creek

North Spring Creek

Greasewood Wash

South Spring Creek

Elkhorn Cree k

Big Ditch

Cow Creek

South Fork Little Wind River

k

Trout Creek

Broom C

North Syb ille Creek

Creston Draw

Muddy Creek

Lost Creek

Cooper Creek

Fish Creek

So uth Lodg epole Creek

Rock Creek

Wagonhoun d C er e k

West Bran ch Wil low Cre

ek

Little Sage Creek

Dutton Creek

Arkansas Creek

South Fork Bear Creek

Horseshoe Creek

Muddy Cree k

Willow Cre ek

Deadman Wash

Bolton Creek

Richeau Creek

La Prele Cre ek

North Bear Creek

Kirby Draw

Osborne Draw

Wallace Creek

Jack Creek

age Creek

North Canal

Dry Sandy Creek

Bear Creek

Jac k M orrow Creek

Wells Creek

North Barrel Springs Draw

Sugar Creek

North Popo Agie River

Alkali Draw

TwinCr eek

North Fork Little Wind River

Killpecker Creek

Stinking Creek

C or oks Creek

Saint Marys Creek

Blac k Butte C reek

Little Bear Creek

Dry Creek

Deer Creek

Little Bitter Creek

Foote Creek

Fil ml ore Creek

Red Creek

Box Elder Creek

k

Cottonwood Creek

Little Sandy River

South Fork Casper Creek

Horseshoe Creek

Muddy Creek

Little Laram ie River

Beaver Creek

Glenrock

CARBON

COUNTY 1Wa-SC 230kV

1Wc - Re-conductor

Existing 230kV Line

220

Casper

ALBANY

COUNTY

NATRONA

COUNTY

CONVERSE

COUNTY

PLATTE

COUNTY

25

80

80

287

20

26

287

20

26

AEOLUS

WINDSTAR

Platte

Medicine

Bow

Hanna

Pathfinder

Res.

Seminoe Res.

Brighton

Canyon

Old Fort Fetterman Rd.

Freezeout

Mountains

Windy

Ridge

+ Barner Mountain

Deer Creek

Range

Bates Creek

Res.

Elmo

SC 230kV

Windy

Ridge

Emigrant Gap Ridge

Seminoe Mountains

Shirley Mountains

Greasewood

Flats

Thunder Basin

Flats

Laramie Mountains

Sinclair

Wamsutter

Walcott

30 DC 230/500kV

SWEETWATER

COUNTY

80

287

CRESTON

789

71

SWEETWATER

COUNTY

BRIDGER

Glendo

Lost

Springs

Douglas

Rolling

Hills

Bairoil

Mountain View CDP

Mills

Bar Nunn

487

87

25

Elk Mountain

Saratoga

Coal Mine Ridge

Hogback Ridge

Red Rim

Saint Mary's Ridge

Fort Steele Breaks

Alt 2-A

Seg 2 Delaney Rim

Dana Ridge

Grenville Dome +

72

Sand

Hills

Jefferson Flats

Hanna Junction

Rock Springs

DC 230/500kV

existing 345kV

Superior

gs CDP

Black Butte

Coal Company

Rawlins Rock River

Hartville

Guerns

Laramie

Riverside

Grand Encampment

Warren AFB CDP

ANTICLINE

HEWARD

Alt 1E-B

Seg 01E

Alt 1E-C

Alt 2-C

Seg 4

0 10

Miles

Revised 6-27-11

Last Saved: Monday, June 27, 2011

File: Y:\GIS\Projects\Gateway West Transmission Line\Maps\EIS_Report\DEIS\Wetlands\Wetlands_Eastern_Wyoming.mxd

Project Features

Approximate Substation Location

Proposed Route

Feasible Alternative Route

No New Transmission Facilities Required

Study Area Boundary

Administrative

City, Town

State Capital

County Boundary

State Boundary

Public Land Survey System

Transportation

Interstate

Highway

Major Road

Minor Road

Hydrography

Rivers

Waterbodies

Gateway West

Transmission Line Project

Idaho, Wyoming, Nevada

Major Wetlands

and Riparian Areas

in Eastern Wyoming

Figure E.9-1

Wetlands and Riparian Areas

Herbaceous Wetland

Herbaceous Riparian

Shrub Wetland

Shrub Riparian

Forested Wetland

Forested Riparian

Mixed Wetland

Mixed Riparian

Enlarged Area

This Sheet

Seg 1E

4

Seg 1Wc

Seg 1E

Alt 1E-A

Alt 1Wa-A

2

Seg 1Wa

Seg 1Wc

Seg 1E

Alt 1E-C

3

Seg 1Wc

1

Seg 3

5

0 2,500

Feet

0 2,000

Feet

0 2,000

Feet

0 2,000

Feet

0 2,000

Feet

Note: Wetland and riparian features were mapped

within 500 feet of route centerlines and 50 feet of

access road centerlines. Open water is not shown.
Middle Popo Agie Ri ver

BitterCre

Eighteenmile Canyon

Bear River

Eden Canal

Bush Creek

G reen River

Otter Creek

L a Barge Creek

Beaver C reek

Means Canal

Bou dl er

Pacific Creek

Cott onwood Canyon

Slate Creek

oot R iver

Sevenmile Gulch

Cottonwood Creek

Washington Draw

Crow Creek

Slate Creek

Diamond Creek

Black Rock Creek

Sawmill Cr eek

Big Sandy River

Eden Canal

Beckwith and Quinn Canal

Sheep Creek

New Fork Rive r

Thomas Fork

Little Popo Agie Creek

Lak e town Canyo n

West Buckhorn Draw

Slug Creek

Preuss Creek

E ast Buckhorn Draw

Twin Creek

Mu ddy Creek

Blacks Fork

Rock Creek

Buckhorn Canyon

Sevenmile Wash Bear Lake Outlet

Willow Creek

Stagecoach Draw

Dry Piney Creek

Greasewood Wash

Dry Muddy Creek

eek

Simpson Gulch

Rock Creek

South Cottonwood Creek

Deadman Wash

Fourmile Gulch

East Fork River

Alkali Creek

Salt River

Dry Sandy Creek

Middle Piney Creek

Bear Creek

Jack Morrow Creek

Alkali Draw

Twin Cr eek

Alkali Cr eek

Killpecker Creek

Shute Creek

South Piney Creek

Red Creek

La Barge Creek

Muddy Creek

No rth Piney Creek

Li ttle Sandy River

Smiths Fork

Big Sandy River

Fontenelle Cree k

Beaver C

HamsFork

80

191

BRIDGER

372

372

Cokeville

Chevron

coal mine

89

Dempsey Ridge

Bear River

Valley

Viva

Naughton

Res.

30

189

89

30

BEAR LAKE

COUNTY

RICH

COUNTY

Idaho

Utah

Wyoming

Utah

Bear

Lake

Wyoming

Idaho

Fontenelle

Res

Rock Springs

DC 230

existing 345kV

Superior

North Rock Springs CDP

Opal

Diamondville

Kemmerer

Granger

Pegram

Raymond

Black Butte

Coal Company

Geneva

Afton Conda

oda Springs

Nounan Georgetown

Bennington

Sharon Bern

Montpelier

Liberty

Lanark Ovid Wardboro

Paris

Dingle Bloomington

St. Charles

Fish haven

89

Alt 4D

Alt 4B

Alt 4E Alt 4C

Alt 4D Alt 4E

Alt 4B Alt 4C Alt 4D Alt 4E

Alt 4B

Alt 4C

Alt 4A

Alt 4F

Alt 4A Alt 4F

ANTICLINE

Seg 4

Seg 4

0 10

Miles

Revised 6-27-11

Last Saved: Monday, June 27, 2011

File: Y:\GIS\Projects\Gateway West Transmission Line\Maps\EIS_Report\DEIS\Wetlands\Wetlands_Western_Wyoming.mxd

Project Features

Approximate Substation Location

Proposed Route

Feasible Alternative Route

No New Transmission Facilities Required

Study Area Boundary

Administrative

City, Town

State Capital

County Boundary

State Boundary

Public Land Survey System

Transportation

Interstate

Highway

Major Road

Minor Road

Hydrography

Rivers

Waterbodies

Gateway West

Transmission Line Project

Idaho, Wyoming, Nevada

Major Wetlands

and Riparian Areas

in Western Wyoming

Figure E.9-2

Wetlands and Riparian Areas

Herbaceous Wetland

Herbaceous Riparian

Shrub Wetland

Shrub Riparian

Forested Wetland

Forested Riparian

Mixed Wetland

Mixed Riparian

Enlarged Area

This Sheet

Seg 4

9

Alt 4F

Alt 4A

8

Alt 4D

Alt 4B

6

Alt 4C

Alt 4E

Alt 4B, Alt 4D 10

Alt 4E

Alt 4C

7

0 2,000

Feet

0 2,000

Feet

0 3,000

Feet

0 2,000

Feet

0 2,000

Feet

Note: Wetland and riparian features were mapped

within 500 feet of route centerlines and 50 feet of

access road centerlines. Open water is not shown.
Snake River

Bannock Cree k

L a Ba

Beaver C reek

Cla rkston Creek

Slate Creek

Blackfoot R iver

Crow Creek

Clear Cree k

Por nt euf River

Diamond Creek

Rock Creek

C ub River

Dairy Creek Mal ad River

Sheep Creek

Mar sh Creek

Thomas Fork

Bear River

Slug Creek

Preuss Creek

Rock Cree

Rattlesnake Creek

Bear Lake Outlet

Middle Beaver Creek

H

South Horse Creek

Weston Creek

South Beaver Cre

earRiver

Cottonwood Creek

Hoback Riv er

North Horse Creek

Little Malad River

South Cottonwood Creek

Tincup C reek

Portneuf River

South Fork Rock Creek

North Cottonwood Creek

Salt River

M

Ross Fork

Cass ai Creek

South Piney Creek

Bear River

La Barge Creek

Muddy

No rth Piney Creek

Smiths Fork

Fontenelle Cree k

Aberd ee

HamsFor

Cokeville k

Chevron

coal mine

89

empsey Ridge

Bear River

Valley

Viva

Naughton

Res.

30

BEAR LAKE

COUNTY

POPULUS

91

191

30

36

91

91

36

91 15

BANNOCK

COUNTY

CACHE

COUNTY

Pocatello

86

Rockland Valley

Deep Creek Mountains

Arbon Valley

American

Falls Res.

Pauline

SC 500kV

Hawkins Res.

Bradley Mtn

Cedar Ridge

 +

Cedar Mtn

+

Raft River

Valley

Heglar

Canyon

Houtz

Canyon

Alt 7C

Alt 7B

Alt 7A

BORAH

CASSIA

COUNTY

Sublett Range

Idaho

Utah

Bear

Lake

Wyoming

Idaho

Downey

Dry

Hollow

ONEIDA

COUNTY

84

Arbon

POWER

COUNTY

Pegram

Raymond

existing 345kV

Geneva

Afton

Gray

Gay

Sterling Fort Hall

Wayan

Tyhee Aberdeen

Henry

Chubbuck

Michaud Chesterfield

Hatch

Inkom American Falls Portneuf

Conda

Bancroft

Soda Springs

Alexander Lund McCammon

Central

Crystal

Lava Hot Springs

Grace

Turner

Rockland Robin

Arimo

Niter Bench

Heglar Virgina Nounan Georgetown

Lago

Thatcher

Bennington

Perry Daniels Sharon

Roy Bern

Cleveland Montpelier

Liberty

Buist Samaria

Ovid

Sublett

Lanark

Malta

Oneida

Wardboro Oxford Treasureton

t

Mink Creek Paris

Dingle

Banida

Bloomington

Malad City Clifton

Pleasantview

Riverdale

Holbrook Gwenford Glendale

Juniper

St. Charles

Bridge

Dayton

Preston

Cherry Creek Mapleton Nelson

Whitney

Black Pine

Fish haven

Weston

Woodruff

Franklin

Fairview

Naf Strevell Stone Ridgedale drod

34

89

Alt 4D

Alt 4B

Alt 4E Alt 4C

Alt 4A

Alt 4F

existing 345kV

existing 345kV

37

37

existing 345kV

FRANKLIN

COUNTY

Seg 4

Seg 7

Seg 5

Alt 5D

Alt 7I Alt 7H

Alt 7I

Alt 7H

Seg 4

Alt 7A Alt 7B

Alt 5C

0 10

Miles

Revised 6-27-11

Last Saved: Monday, June 27, 2011

File: Y:\GIS\Projects\Gateway West Transmission Line\Maps\EIS_Report\DEIS\Wetlands\Wetlands_Eastern_Idaho.mxd

Project Features

Approximate Substation Location

Proposed Route

Feasible Alternative Route

No New Transmission Facilities Required

Study Area Boundary

Administrative

City, Town

State Capital

County Boundary

State Boundary

Public Land Survey System

Transportation

Interstate

Highway

Major Road

Minor Road

Hydrography

Rivers

Waterbodies

Gateway West

Transmission Line Project

Idaho, Wyoming, Nevada

Major Wetlands

and Riparian Areas

in Eastern Idaho

Figure E.9-3

Wetlands and Riparian Areas

Herbaceous Wetland

Herbaceous Riparian

Shrub Wetland

Shrub Riparian

Forested Wetland

Forested Riparian

Mixed Wetland

Mixed Riparian

Enlarged Area

This Sheet

Seg 4

Alt 4D, Alt 4E

Alt 4B, Alt 4C

Alt 4A, Alt 4F 11

Seg 4

13

0 4,000

Feet

0 3,000

Feet

Seg 4

12

0 4,000

Feet

Note: Wetland and riparian features were mapped

within 500 feet of route centerlines and 50 feet of

access road centerlines. Open water is not shown.
0 10

Miles

Revised 6-27-11

Last Saved: Monday, June 27, 2011

File: Y:\GIS\Projects\Gateway West Transmission Line\Maps\EIS_Report\DEIS\Wetlands\Wetlands_Central_Idaho.mxd

Project Features

Approximate Substation Location

Proposed Route

Feasible Alternative Route

No New Transmission Facilities Required

Study Area Boundary

Administrative

City, Town

State Capital

County Boundary

State Boundary

Public Land Survey System

Transportation

Interstate

Highway

Major Road

Minor Road

Hydrography

Rivers

Waterbodies

Gateway West

Transmission Line Project

Idaho, Wyoming, Nevada

Major Wetlands

and Riparian Areas

in Central Idaho

Figure E.9-4

Wetlands and Riparian Areas

Herbaceous Wetland

Herbaceous Riparian

Shrub Wetland

Shrub Riparian

Forested Wetland

Forested Riparian

Mixed Wetland

Mixed Riparian

Enlarged Area

This Sheet

Alt 5C

14

Seg 7

Alt 5D

Seg 5

Alt 5A

Alt 5B

15

Seg 7/9

Alt 7I, Alt 7J-A

16

0 2,000

Feet

0 3,000

Feet

0 2,000

Feet

Note: Wetland and riparian features were mapped

within 500 feet of route centerlines and 50 feet of

access road centerlines. Open water is not shown.
£¤30

£¤30

AEOLUS

HEWARD

CRESTON

WINDSTAR

ANTICLINE

JIM BRIDGER

(230/345-KV SUBSTATIONS)

§ ̈¦80

§ ̈¦25

£¤189

£¤287

£¤30

£¤191

£¤89

£¤20

£¤26

£¤220

£¤789 £¤20

£¤89

£¤30

£¤191

£¤189

SWEETWATER COUNTY

CARBON COUNTY

FREMONT COUNTY

ALBANY COUNTY

SUBLETTE COUNTY

LINCOLN COUNTY

NATRONA COUNTY

UINTA COUNTY

CONVERSE COUNTY

LARIMER COUNTY

RAWLINS FIELD OFFICE

LANDER FIELD OFFICE

ROCK SPRINGS FIELD OFFICE

CASPER FIELD OFFICE

KEMMERER FIELD OFFICE

PINEDALE FIELD OFFICE

Casper

Rawlins

Glenrock

Kemmerer

Evanston

Montpelier

Green River

Medicine Bow

Rock Springs

GAP Habitat, Wyoming

E.10-1

Gateway West

Transmission Line Project

Idaho, Nevada, Wyoming

Last Saved: July 7, 2011

File: Z:\UtilServ\Gateway_West\Reports\Map_Series\20100813_DEIS\Maps\AppendixE\E_10_1_GAP_WY.mxd

0 10 20

Miles

I GAP Habitat Class

Agriculture/Disturbed

Water

Sparse/Barren

Forest/Woodlands

Shrublands

Grasslands

Riparian

Project Features

#0 Substation Location

Proposed Route

Feasible Alternative Route

Energize Existing 345-kv to 500-kV

West Wide Energy Corridor (WWEC)
Burley

Jackpot

Mountain Home

BORAH

POPULUS

ROGERSON

(ALTERNATIVE TO CEDAR HILL)

MIDPOINT

HEMINGWAY

CEDAR HILL

POCATELLO FIELD OFFICE

UPPER SNAKE FIELD OFFICE

SHOSHONE FIELD OFFICE

FOUR RIVERS FIELD OFFICE

BURLEY FIELD OFFICE

SALT LAKE FIELD OFFICE

BRUNEAU FIELD OFFICE

JARBIDGE FIELD OFFICE

WELLS FIELD OFFICE

CHALLIS FIELD OFFICE

OWYHEE

FIELD OFFICE

Murphy

Pocatello

Montpelier

Twin Falls

Boise

Idaho Falls

OWYHEE COUNTY

ELKO COUNTY

ELMORE COUNTY

BLAINE COUNTY

CASSIA COUNTY

BUTTE COUNTY

BOX ELDER COUNTY

BINGHAM COUNTY

CARIBOU COUNTY

CUSTER COUNTY

TWIN FALLS

COUNTY

BONNEVILLE

COUNTY

ADA

COUNTY

BOISE COUNTY

ONEIDA COUNTY

CAMAS COUNTY

LINCOLN COUNTY

JEFFERSON COUNTY

CACHE COUNTY

FREMONT COUNTY

POWER

COUNTY

CANYON

COUNTY

MINIDOKA

COUNTY

BEAR LAKE

COUNTY

FRANKLIN

COUNTY

BANNOCK

COUNTY

§ ̈¦84

§ ̈¦15

§ ̈¦86

§ ̈¦15

§ ̈¦84

£¤89

£¤26

£¤91

£¤93

£¤30

£¤20

£¤91

£¤89

£¤30

£¤30

£¤20

£¤26

£¤93

£¤93

§ ̈¦84

§ ̈¦84

GAP Habitat, Idaho

and Nevada

E.10-2

Gateway West

Transmission Line Project

Idaho, Nevada, Wyoming

Last Saved: July 7, 2011

File: Z:\UtilServ\Gateway_West\Reports\Map_Series\20100813_DEIS\Maps\AppendixE\E_10_2_GAP_ID_NV.mxd

0 10 20

Miles

I GAP Habitat Class

Agriculture/Disturbed

Water

Sparse/Barren

Forest/Woodlands

Shrublands

Grasslands

Riparian

Project Features

#0 Substation Location

Proposed Route

Feasible Alternative Route

Energize Existing 345-kv to 500-kV

West Wide Energy Corridor (WWEC)
£¤30

£¤30

AEOLUS

HEWARD

CRESTON

WINDSTAR

ANTICLINE

JIM BRIDGER

(230/345-KV SUBSTATIONS)

§ ̈¦80

§ ̈¦25

£¤189

£¤287

£¤30

£¤191

£¤89

£¤20

£¤26

£¤220

£¤789 £¤20

£¤89

£¤30

£¤191

£¤189

SWEETWATER COUNTY

CARBON COUNTY

FREMONT COUNTY

ALBANY COUNTY

SUBLETTE COUNTY

LINCOLN COUNTY

NATRONA COUNTY

UINTA COUNTY

CONVERSE COUNTY

LARIMER COUNTY

RAWLINS FIELD OFFICE

LANDER FIELD OFFICE

ROCK SPRINGS FIELD OFFICE

CASPER FIELD OFFICE

KEMMERER FIELD OFFICE

PINEDALE FIELD OFFICE

Casper

Rawlins

Glenrock

Kemmerer

Evanston

Montpelier

Green River

Medicine Bow

Rock Springs

Designated Big Game

Ranges, Wyoming

E.10-3

Gateway West

Transmission Line Project

Idaho, Nevada, Wyoming

Last Saved: July 7, 2011

File: Z:\UtilServ\Gateway_West\Reports\Map_Series\20100813_DEIS\Maps\AppendixE\E_10_2_BigGame_WY.mxd

0 10 20

Miles

I Parturition Range

Elk

Moose

Mule Deer

Crucial Winter Range

Bighorn Sheep

Elk

Moose

Mule Deer

Pronghorn

Project Features

#0 Substation Location

Proposed Route

Feasible Alternative Route

Energize Existing 345-kv to 500-kV

West Wide Energy Corridor (WWEC)
Burley

Mountain Home

Jackpot

BORAH

POPULUS

ROGERSON

(ALTERNATIVE TO CEDAR HILL)

MIDPOINT

HEMINGWAY

CEDAR HILL

POCATELLO FIELD OFFICE

UPPER SNAKE FIELD OFFICE

SHOSHONE FIELD OFFICE

FOUR RIVERS FIELD OFFICE

BURLEY FIELD OFFICE

SALT LAKE FIELD OFFICE

BRUNEAU FIELD OFFICE

JARBIDGE FIELD OFFICE

WELLS FIELD OFFICE

CHALLIS FIELD OFFICE

OWYHEE

FIELD OFFICE

Murphy

Pocatello

Montpelier

Twin Falls

Boise

Idaho Falls

OWYHEE COUNTY

ELKO COUNTY

ELMORE COUNTY

BLAINE COUNTY

CASSIA COUNTY

BUTTE COUNTY

BOX ELDER COUNTY

BINGHAM COUNTY

CARIBOU COUNTY

CUSTER COUNTY

TWIN FALLS

COUNTY

BONNEVILLE

COUNTY

ADA

COUNTY

BOISE COUNTY

ONEIDA COUNTY

CAMAS COUNTY

LINCOLN COUNTY

JEFFERSON COUNTY

CACHE COUNTY

FREMONT COUNTY

POWER

COUNTY

CANYON

COUNTY

MINIDOKA

COUNTY

BEAR LAKE

COUNTY

FRANKLIN

COUNTY

BANNOCK

COUNTY

§ ̈¦84

§ ̈¦15

§ ̈¦86

§ ̈¦15

§ ̈¦84

£¤89

£¤26

£¤91

£¤93

£¤30

£¤20

£¤91

£¤89

£¤30

£¤30

£¤20

£¤26

£¤93

£¤93

§ ̈¦84

§ ̈¦84

Designated Big Game

Ranges, Idaho and Nevada

E.10-4

Gateway West

Transmission Line Project

Idaho, Nevada, Wyoming

Last Saved: July 7, 2011

File: Z:\UtilServ\Gateway_West\Reports\Map_Series\20100813_DEIS\Maps\AppendixE\E_10_4_BigGame_ID_NV.mxd

0 10 20

Miles

I Winter Range

Bighorn Sheep

Elk

Mule Deer

Pronghorn

Crucial Winter Range (Nevada Only)

Elk

Mule Deer

Project Features

#0 Substation Location

Proposed Route

Feasible Alternative Route

Energize Existing 345-kv to 500-kV

West Wide Energy Corridor (WWEC)
£¤30

£¤30

AEOLUS

HEWARD

CRESTON

WINDSTAR

ANTICLINE

JIM BRIDGER

(230/345-KV SUBSTATIONS)

§ ̈¦80

§ ̈¦25

£¤189

£¤287

£¤30

£¤191

£¤89

£¤20

£¤26

£¤220

£¤789 £¤20

£¤89

£¤30

£¤191

£¤189

SWEETWATER COUNTY

CARBON COUNTY

FREMONT COUNTY

ALBANY COUNTY

SUBLETTE COUNTY

LINCOLN COUNTY

NATRONA COUNTY

UINTA COUNTY

CONVERSE COUNTY

LARIMER COUNTY

RAWLINS FIELD OFFICE

LANDER FIELD OFFICE

ROCK SPRINGS FIELD OFFICE

CASPER FIELD OFFICE

KEMMERER FIELD OFFICE

PINEDALE FIELD OFFICE

Casper

Rawlins

Glenrock

Kemmerer

Evanston

Montpelier

Green River

Medicine Bow

Rock Springs

Known Raptor Nests and

Roosts, Wyoming

E.10-5

Gateway West

Transmission Line Project

Idaho, Nevada, Wyoming

Last Saved: July 7, 2011

File: Z:\UtilServ\Gateway_West\Reports\Map_Series\20100813_DEIS\Maps\AppendixE\E_10_5_Raptors_WY.mxd

0 10 20

Miles

I Raptor Nests

! Bald Eagle

! Golden Eagle

# Coopers Hawk

# Northern Goshawk

# Sharp-shinned Hawk

#* Unknown Accipiter

" Ferruginous Hawk

" Red-tailed Hawk

" Swainson's Hawk

") Unknown Buteo

X American Kestrel

X Merlin

X Peregrine Falcon

X Prairie Falcon

$ Burrowing Owl

$ Flammulated Owl

$ Great Gray Owl

$ Great Horned Owl

$ Long-eared Owl

$ Short-eared Owl

$ Western Screech-Owl

$+ Unknown Owl

% Common Raven

% Northern Harrier

% Osprey

%, Unknown/Other

Bald Eagle Roost

Project Features

#0 Substation Location

Proposed Route

Feasible Alternative Route

Energize Existing 345-kv to 500-kV

West Wide Energy Corridor (WWEC)
Burley

Mountain Home

Jackpot

BORAH

POPULUS

ROGERSON

(ALTERNATIVE TO CEDAR HILL)

MIDPOINT

HEMINGWAY

CEDAR HILL

POCATELLO FIELD OFFICE

UPPER SNAKE FIELD OFFICE

SHOSHONE FIELD OFFICE

FOUR RIVERS FIELD OFFICE

BURLEY FIELD OFFICE

SALT LAKE FIELD OFFICE

BRUNEAU FIELD OFFICE

JARBIDGE FIELD OFFICE

WELLS FIELD OFFICE

CHALLIS FIELD OFFICE

OWYHEE

FIELD OFFICE

Murphy

Pocatello

Montpelier

Twin Falls

Boise

Idaho Falls

OWYHEE COUNTY

ELKO COUNTY

ELMORE COUNTY

BLAINE COUNTY

CASSIA COUNTY

BUTTE COUNTY

BOX ELDER COUNTY

BINGHAM COUNTY

CARIBOU COUNTY

CUSTER COUNTY

TWIN FALLS

COUNTY

BONNEVILLE

COUNTY

ADA

COUNTY

BOISE COUNTY

ONEIDA COUNTY

CAMAS COUNTY

LINCOLN COUNTY

JEFFERSON COUNTY

CACHE COUNTY

FREMONT COUNTY

POWER

COUNTY

CANYON

COUNTY

MINIDOKA

COUNTY

BEAR LAKE

COUNTY

FRANKLIN

COUNTY

BANNOCK

COUNTY

§ ̈¦84

§ ̈¦15

§ ̈¦86

§ ̈¦15

§ ̈¦84

£¤89

£¤26

£¤91

£¤93

£¤30

£¤20

£¤91

£¤89

£¤30

£¤30

£¤20

£¤26

£¤93

£¤93

§ ̈¦84

§ ̈¦84

Known Raptor Nests and

Roosts, Idaho and Nevada

E.10-6

Gateway West

Transmission Line Project

Idaho, Nevada, Wyoming

Last Saved: July 7, 2011

File: Z:\UtilServ\Gateway_West\Reports\Map_Series\20100813_DEIS\Maps\AppendixE\E_10_6_Raptors_ID_NV.mxd

0 10 20

Miles

I Raptor Nests

! Bald Eagle

! Golden Eagle

# Coopers Hawk

# Northern Goshawk

# Sharp-shinned Hawk

#* Unknown Accipiter

" Ferruginous Hawk

" Red-tailed Hawk

" Swainson's Hawk

") Unknown Buteo

X American Kestrel

X Merlin

X Peregrine Falcon

X Prairie Falcon

$ Burrowing Owl

$ Flammulated Owl

$ Great Gray Owl

$ Great Horned Owl

$ Long-eared Owl

$ Short-eared Owl

$ Western Screech-Owl

$+ Unknown Owl

% Common Raven

% Northern Harrier

% Osprey

%, Unknown/Other

Bald Eagle Roost

Project Features

#0 Substation Location

Proposed Route

Feasible Alternative Route

Energize Existing 345-kv to 500-kV

West Wide Energy Corridor (WWEC)
£¤30

£¤30

AEOLUS

HEWARD

CRESTON

WINDSTAR

ANTICLINE

JIM BRIDGER

(230/345-KV SUBSTATIONS)

§ ̈¦80

§ ̈¦25

£¤189

£¤287

£¤30

£¤191

£¤89

£¤20

£¤26

£¤220

£¤789 £¤20

£¤89

£¤30

£¤191

£¤189

SWEETWATER COUNTY

CARBON COUNTY

FREMONT COUNTY

ALBANY COUNTY

SUBLETTE COUNTY

LINCOLN COUNTY

NATRONA COUNTY

UINTA COUNTY

CONVERSE COUNTY CONVERSE COUNTY

LARIMER COUNTY

RAWLINS FIELD OFFICE

LANDER FIELD OFFICE

ROCK SPRINGS FIELD OFFICE

CASPER FIELD OFFICE

KEMMERER FIELD OFFICE

PINEDALE FIELD OFFICE

Casper

Rawlins

Glenrock

Kemmerer

Evanston

Montpelier

Green River

Medicine Bow

Rock Springs

Lynx Units and Wolf Packs,

Wyoming

E.11-1

Gateway West

Transmission Line Project

Idaho, Nevada, Wyoming

Last Saved: July 7, 2011

File: Z:\UtilServ\Gateway_West\Reports\Map_Series\20100813_DEIS\Maps\AppendixE\E_11-1_Lynx_Wolves_WY.mxd

0 10 20

Miles

I Lynx Units and Wolf Packs

Gray Wolf

Canada Lynx

Project Features

#0 Substation Location

Proposed Route

Feasible Alternative Route

Energize Existing 345-kv to 500-kV

West Wide Energy Corridor (WWEC)
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£¤30

£¤30

AEOLUS

HEWARD

CRESTON

WINDSTAR

ANTICLINE

JIM BRIDGER

(230/345-KV SUBSTATIONS)

§ ̈¦80

§ ̈¦25

£¤189

£¤287

£¤30

£¤191

£¤89

£¤20

£¤26

£¤220

£¤789 £¤20

£¤89

£¤30

£¤191

£¤189

SWEETWATER COUNTY

CARBON COUNTY

FREMONT COUNTY

ALBANY COUNTY

SUBLETTE COUNTY

LINCOLN COUNTY

NATRONA COUNTY

UINTA COUNTY

CONVERSE COUNTY CONVERSE COUNTY

LARIMER COUNTY

RAWLINS FIELD OFFICE

LANDER FIELD OFFICE

ROCK SPRINGS FIELD OFFICE

CASPER FIELD OFFICE

KEMMERER FIELD OFFICE

PINEDALE FIELD OFFICE

Casper

Rawlins

Glenrock

Kemmerer

Evanston

Montpelier

Green River

Medicine Bow

Rock Springs

GREATER SOUTH PASS

NATRONA

SAGE

HANNA

DANIEL

SOUTH RAWLINS

UINTA

SALT WELLS

CROWHEART

FONTENELLE

NORTH LARAMIE

BLACKS FORK

CONTINENTAL DIVIDE

SEEDSKADEE

NORTH GLENROCK

Sage-grouse Core Areas

and Leks, Wyoming

E.11-2

Gateway West

Transmission Line Project

Idaho, Nevada, Wyoming

Last Saved: July 7, 2011

File: Z:\UtilServ\Gateway_West\Reports\Map_Series\20100813_DEIS\Maps\AppendixE\E_11_2_SAGR_WY.mxd

0 10 20

Miles

I Greater Sage-grouse Features

! Greater Sage-grouse Lek

Wyoming Core Areas

Project Features

#0 Substation Location

Proposed Route

Feasible Alternative Route

Energize Existing 345-kv to 500-kV

West Wide Energy Corridor (WWEC)
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Burley

Mountain Home

Jackpot

BORAH

POPULUS

ROGERSON

(ALTERNATIVE TO CEDAR HILL)

MIDPOINT

HEMINGWAY

CEDAR HILL

POCATELLO FIELD OFFICE

UPPER SNAKE FIELD OFFICE

SHOSHONE FIELD OFFICE

FOUR RIVERS FIELD OFFICE

BURLEY FIELD OFFICE

SALT LAKE FIELD OFFICE

BRUNEAU FIELD OFFICE

JARBIDGE FIELD OFFICE

WELLS FIELD OFFICE

CHALLIS FIELD OFFICE

OWYHEE

FIELD OFFICE

Murphy

Pocatello

Montpelier

Twin Falls

Boise

Idaho Falls

OWYHEE COUNTY

ELKO COUNTY

ELMORE COUNTY

BLAINE COUNTY

CASSIA COUNTY

BUTTE COUNTY

BOX ELDER COUNTY

BINGHAM COUNTY

CARIBOU COUNTY

CUSTER COUNTY

TWIN FALLS

COUNTY

BONNEVILLE

COUNTY

ADA

COUNTY

BOISE COUNTY

ONEIDA COUNTY

CAMAS COUNTY

LINCOLN COUNTY

JEFFERSON COUNTY

CACHE COUNTY

FREMONT COUNTY

POWER

COUNTY

CANYON

COUNTY

MINIDOKA

COUNTY

BEAR LAKE

COUNTY

FRANKLIN

COUNTY

BANNOCK

COUNTY

§ ̈¦84

§ ̈¦15

§ ̈¦86

§ ̈¦15

§ ̈¦84

£¤89

£¤26

£¤91

£¤93

£¤30

£¤20

£¤91

£¤89

£¤30

£¤30

£¤20

£¤26

£¤93

£¤93

§ ̈¦84

§ ̈¦84

Key Habitat & Restoration

Areas, Idaho

E.11-3

Gateway West

Transmission Line Project

Idaho, Nevada, Wyoming

Last Saved: July 7, 2011

File: Z:\UtilServ\Gateway_West\Reports\Map_Series\20100813_DEIS\Maps\AppendixE\E_11_3_SAGR_ID.mxd

0 10 20

Miles

I Greater Sage-grouse Features

! Greater Sage-grouse Lek

Habitat Class

Key Habitat

Restoration 1

Restoration 2

Restoration 3

Project Features

#0 Substation Location

Proposed Route

Feasible Alternative Route

Energize Existing 345-kv to 500-kV

West Wide Energy Corridor (WWEC)
£¤30

£¤30

AEOLUS

HEWARD

CRESTON

WINDSTAR

ANTICLINE

JIM BRIDGER

(230/345-KV SUBSTATIONS)

§ ̈¦80

§ ̈¦25

£¤189

£¤287

£¤30

£¤191

£¤89

£¤20

£¤26

£¤220

£¤789 £¤20

£¤89

£¤30

£¤191

£¤189

SWEETWATER COUNTY

CARBON COUNTY

FREMONT COUNTY

ALBANY COUNTY

SUBLETTE COUNTY

LINCOLN COUNTY

NATRONA COUNTY

UINTA COUNTY

CONVERSE COUNTY CONVERSE COUNTY

LARIMER COUNTY

RAWLINS FIELD OFFICE

LANDER FIELD OFFICE

ROCK SPRINGS FIELD OFFICE

CASPER FIELD OFFICE

KEMMERER FIELD OFFICE

PINEDALE FIELD OFFICE

Casper

Rawlins

Glenrock

Kemmerer

Evanston

Montpelier

Green River

Medicine Bow

Rock Springs

Prairie Dog Areas, Wyoming

E.11-4

Gateway West

Transmission Line Project

Idaho, Nevada, Wyoming

Last Saved: July 7, 2011

File: Z:\UtilServ\Gateway_West\Reports\Map_Series\20100813_DEIS\Maps\AppendixE\E_11_4_PrairieDog_WY.mxd

0 10 20

Miles

I Prairie Dog Features

Black-tailed Prairie Dog Colony

Black-tailed Prairie Dog Complex

White-tailed Prairie Dog Colony

White-tailed Prairie Dog Complex

Project Features

#0 Substation Location

Proposed Route

Feasible Alternative Route

Energize Existing 345-kv to 500-kV

West Wide Energy Corridor (WWEC)