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Source: ESRI, Burns & McDonnell Engineering Company, Inc., South Dakota GIS Issued: 6/23/2016Path:

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Figure 1Project Area

Prevailing Winds, LLCWind Energy FacilitySDPUC Application

S o u t h D a k o t a

N e b r a s k a

N e b r a s k a

Lewis and Clark LakeMissouri River

Lake Andes

Lake Andes NWR

Niobrara State Park

Marty

Wagner

Tyndall

Running Water

Armour

Avon

Corsica

Tripp

Parkston

Kaylor

Scotland

Delmont

Santee

Dante

Springfield

Milltown

Ravinia

Monowi

Verdel

£¤18

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UV44

UV46UV37

UV12

UV25

UV52

UV50

UV50

UV50

UV44

Bon Homme

Charles Mix

Hutchinson

Douglas

Boyd

Knox

Holt

Choteau Creek

Emanuel Creek

Dry Creek

Ponca Creek

Andes Creek

Dawson CreekDr

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James River

Beav er Creek

S o u t h D a k o t a

Project AreaNational Wildlife RefugeMunicipal BoundaryCounty BoundaryState Boundary

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Figure 2Topographic Map

Prevailing Winds, LLCWind Energy FacilitySDPUC Application

Project AreaStudy AreaAlternate Project Area

Figure 3 Wind Turbine Components

Prevailing Winds, LLC

Figure 4Turbine Construction Diagram

Prevailing Winds, LLC

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: CO

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2016

BUR

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, INC.

Source: ESRI, Burns & McDonnell Engineering Company, Inc., South Dakota GIS Issued: 6/23/2016Path:

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Figure 5Alternative Sites

Prevailing Winds, LLCWind Energy FacilitySDPUC Application

S o u t h D a k o t a

N e b r a s k a

Knox

Holt

Cedar

Clay

Turner

Pierce

Dixon

Union

Lincoln

Lake

MinnehahaMcCook

Hutchinson

Antelope

Miner

Wayne

Yankton

HansonDavisonAurora

Moody

Bon Homme

Lyon

Charles Mix Sioux

Sanborn

Rock

Douglas

Thurston

Dakota

Plymouth

Boyd

PipestoneJerauld

Woodbury

CumingStantonMadisonWheeler

Monona

Gregory

Project Area (Location #1)Alternative Location #2Alternative Location #3County BoundaryState Boundary

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Source: ESRI, Burns & McDonnell Engineering Company, Inc., South Dakota GIS Issued: 6/24/2016Path:

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Figure 6aSurficial Geology

Prevailing Winds, LLCWind Energy FacilitySDPUC Application

A' B'

Qlts

Qlte

Qal

Qlte

Qal

Qal

QalQal

Qal

Qal - Quaternary AlluviumQlte - Quaternary Till, end moraineQlts - Quaternary Till, stagnation moraineProject AreaCounty Boundary

A' B'

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Figure 6b

Geologic Cross Section of Project Area

Prevailiang Winds, LLC

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Source: Source: ESRI, Burns & McDonnell Engineering Company, Inc., South Dakota GIS, USGS - SSURGO Issued: 6/23/2016Path:

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NORTH1.5 0 1.50.75

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Figure 7Soil Types

Prevailing Winds, LLCWind Energy FacilitySDPUC Application

Map Unit Symbol : Map Unit NameBdF : Betts loam, 25 to 40 percent slopesBeE : Betts-Ethan loams, 9 to 25 percent slopesBn : Bon loamBn : Bon silt loamBo : Bon loam, channeledBo : Bon silt loam, channeledBr : Bonilla-Crossplain complexCeB : Clarno-Ethan loams, 2 to 6 percent slopesCeC : Clarno-Ethan loams, 6 to 9 percent slopesCmA : Clarno-Bonilla loams, 0 to 2 percent slopesCmB : Clarno-Bonilla loams, 2 to 6 percent slopesCnA : Clarno-Crossplain-Davison complex, 0 to 3 percent slopesCsB : Clarno-Ethan-Bonilla loams, 2 to 6 percent slopesDaB : Davis loam, 0 to 6 percent slopesDlC : Delmont-Talmo loams, 6 to 9 percent slopesEaA : Eakin silt loam, 0 to 2 percent slopesEdA : Enet-Delmont loams, 0 to 2 percent slopesEdB : Enet-Delmont loams, 2 to 6 percent slopes

EeB : Eakin-Ethan complex, 2 to 6 percent slopesEmE : Ethan-Betts loams, 15 to 40 percent slopesEnC : Ethan-Bonilla loams, 1 to 9 percent slopesEoD : Ethan-Davis loams, 9 to 15 percent slopesEpC : Ethan-Homme complex, 6 to 9 percent slopesEtD : Ethan-Clarno loams, 9 to 15 percent slopesEuC : Ethan-Homme complex, 6 to 9 percent slopesHaA : Hand loam, 0 to 2 percent slopesHgA : Highmore silt loam, 0 to 2 percent slopesHhB : Highmore silt loam, 2 to 6 percent slopesHlA : Highmore-Walke silt loams, 0 to 2 percent slopesHmA : Homme-Davison-Tetonka complex, 0 to 3 percent slopesHmB : Homme-Ethan-Onita complex, 1 to 6 percent slopesHnB : Homme-Ethan-Onita complex, 1 to 6 percent slopesHoA : Homme-Onita silty clay loams, 0 to 2 percent slopesHoB : Homme-Onita silty clay loams, 1 to 6 percent slopesHpB : Homme-Ethan-Tetonka complex, 0 to 6 percent slopesHpC : Homme-Ethan-Tetonka complex, 0 to 9 percent slopesHrA : Homme-Onita silty clay loams, 0 to 2 percent slopes

HrB : Homme-Onita silty clay loams, 1 to 6 percent slopesHtA : Homme-Onita-Tetonka complex, 0 to 3 percent slopesLa : Lamo silt loamOcA : Onita-Chancellor silty clay loamsOn : Mobridge silt loam, 0 to 2 percent slopesOo : Onita-Davison complexOt : Onita-Tetonka silt loamsSa : Salmo silty clay loamSm : Salmo-Napa complexTaC : Talmo gravelly sandy loam, 2 to 9 percent slopesTaE : Talmo-Delmont loams, 15 to 40 percent slopesTbE : Talmo-Ethan very stony complex, 6 to 40 percent slopesTe : Tetonka silt loam, 0 to 1 percent slopesThC : Thurman loamy sand, 6 to 15 percent slopesTn : Tetonka-Chancellor silty clay loamsW : WaterWg : Worthing silty clay loam, 0 to 1 percent slopesWo : Worthing silty clay loam, ponded, 0 to 1 percent slopes

Project AreaCounty Boundary

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Figure 8Water Resources

Prevailing Winds, LLCWind Energy FacilitySDPUC Application

Project AreaFreshwater Emergent WetlandFreshwater Forested/Shrub WetlandLake/PondNamed Stream with Flow Direction

No current or planned wateruses by communities, agriculture,

recreation, fish, or wildlife wereidentified within the Project Area.

Bon Homme

Charles Mix

Hutchinson

Douglas

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Figure 9Land Use Culture MapPrevailing Winds, LLCWind Energy FacilitySDPUC Application

Servi

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redits

: USD

A FSA

-APF

O NA

IP 20

14CO

PYRI

GHT ©

2016

BUR

NS &

McDO

NNEL

L ENG

INEE

RING

COM

PANY

, INC.

Source: ESRI, Burns & McDonnell Engineering Company, Inc., South Dakota GIS, NLCD, Prevailing Winds, LLC

The following land use classifications were not identified withinthe Project Area: irrigated lands; existing and potential extractivenonrenewable resources; other major industries; residential;municipal water supply and water sources for organized ruralwater systems.

Project AreaPublic, commercial, and institutional useRural residences and farmsteads, family farms, and ranchesNoise Sensitive Land UsesPasturelands and RangelandsOther (i.e., developed, open water, wetlands, forested, shrub/scrub)HaylandsGrasslands (restored and/or undisturbed native grasslands)Land used primarily for row and nonrow crops in rotation

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Tucek-Sykora Farmstead

Greenfield, Dr. John C., House

Metzgers, William, New Emporium

Avon

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Dante

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C.

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Figure 10Public Lands and Facilities

Prevailing Winds, LLCWind Energy FacilitySDPUC Application

Waterfowl Production Area (WPA)Walk in Area (WIA)Game Production Area (GPA)USFWS Wetland EasementUSFWS Conservation Easement

Project Area_̂ NRHP Locationî Churchï Cemetery

City LimitsCounty Boundary