Keeyask Generation Project. Project Description. Supporting Volume. Environmental Impact Statement

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1 Keeyask Generation Project Environmental Impact Statement Supporting Volume Project Description June 2012

$Location: \ \geodata\warehouse\ Warehous e_groups\power _Supply\Projects\Keeyask\Maps\EIS\Chapter4_ProjectDescription\MXDs\Draft3\Keeyask_ProjectFootprintOperationPhase_20120411.$ mxd Note: Map illustrates the estimated extent of the dewatered area when the spillway is not in operation. The true extent of this area is uncertain due to the limited bathymetric data.

mxd Note: Map illustrates the estimated extent of the dewatered area when the spillway is not in operation. The true extent of this area is uncertain due to the limited bathymetric data.

9 Miles DAT E CREAT ED: 18-JAN-12 VERSIO N NO: 18-APR-12 QA/Q C: 3.

2 B Size Lan dsca pe BT B - DEC Look ing G - 1 O'NEIL BA Y Back Creek G - 3 N - 6 N - 5 N - 5 N - 21 N - 21 Q - 7 RIVER NELSON S - 11 S - 18 Q - 1 S - 2a S - 4 GULL LAKE S - 2a S - 2b S - 2b File Location: \ \geodata\warehouse\ Warehous e_groups\power _Supply\Projects\Keeyask\Maps\EIS\Chapter4_ProjectDescription\MXDs\Draft3\Keeyask_ProjectFootprintOperationPhase_ mxd Note: Map illustrates the estimated extent of the dewatered area when the spillway is not in operation. The true extent of this area is uncertain due to the limited bathymetric data. DATA SO URCE: Manitoba Hydro; Government of Manitoba; Government of Canada; ECOSTEM Hydro Power Planning - Keeyask & Burntwood Planning Section COORDINAT E SYST EM : Kilom etres Miles DAT E CREAT ED: 18-JAN-12 VERSIO N NO: 18-APR-12 QA/Q C: 3.0 Approved Road Road Corridor Infrastructure Management Borrow Area S - 17a S - 17b Camp and Work Area Excavated Material Placement Area Mitigation Area Possible Disturbed Area Initial Flooded Area (159 m) 30-year Reservoir Expansion Area (159 m) Altered Water Level or Flow Potential Dewatered Area Existing Water Surface Area Areas Unlikely to be Used Project Footprint Operation Phase Site Level Map 2-2

B Size Lan dsca pe BT B - DEC 20 11 Apetowachakamasik Construction Phase So uth Looking North Acce ss Road Back ENS LAKE Wilson Channel PR 280 Cre ek Clark NELSON RIVER Carscadden Open Water

$South Moswakot Looking North A ccess Road Back Butnau STEPHENS Riv er LAKE Kettl e Wilson Channel PR 280 Cre ek File Location: \ \geodata\warehouse\ Warehous e_groups\power$

3 B Size Lan dsca pe BT B - DEC Apetowachakamasik Construction Phase So uth Looking North Acce ss Road Back ENS LAKE Wilson Channel PR 280 Cre ek Clark NELSON RIVER Carscadden Open Water Hydraulic Zone of Influence GULL LAKE Gillrat Joslin Propose d South Access R oad Cache Fox Cree Nation A Kwis Ki Mahka Reserve Gillam Butna u R iver SPLIT LAKE Apetowachakamasik Operation Phase South Moswakot Looking North A ccess Road Back Butnau STEPHENS Riv er LAKE Kettl e Wilson Channel PR 280 Cre ek File Location: \ \geodata\warehouse\ Warehous e_groups\power _Supply\Projects\Keeyask\Maps\EIS\Chapter4_ProjectDescription\MXDs\Draft3\Keeyask_ProjectFootprint_ mxd Clark SPLIT LAKE NELSON RIVER Note: Map illustrates the estimated extent of the dewatered area when the spillway is not in operation. The true extent of this area is uncertain due to the limited bathymetric data. DATA SO URCE: Manitoba Hydro; Government of Manitoba; Government of Canada; ECOSTEM Manitoba Hydro - Hydro Power Planning COORDINAT E SYST EM : Kilometres Miles DAT E CREAT ED: 18-JAN-12 VERSIO N NO: 25-APR-12 QA/Q C: 3.0 Approved Carscadden Open Water Hydraulic Zone of Influence Road Road Corridor Infrastructure Management Borrow Area Camp and Work Area GULL LAKE Excavated Material Placement Area Mitigation Area Possible Disturbed Area Reservoir Clearing Initial Flooded Area (159 m) 30-year Reservoir Expansion Area (159 m) Butnau Gillrat Riv er Joslin Altered Water Level or Flow Potential Dewatered Area Existing Water Surface Area Areas Unlikely to be Used Propose d South Kettl e Cache Fox Cree Nation A Kwis Ki Mahka Reserve Butna u Gillam Project Footprint Overview Construction and Operation Phase R Map 2-3 iver

$B Size Lan dsca pe BT B - DEC 20 11 PR 280 File Location: \ \geodata\warehouse\ Warehous e_groups\power$ mxd Note: The cadastral data shown is a generalized map representation of property boundaries as shown on survey plans registered in the Winnipeg Land

mxd Note: The cadastral data shown is a generalized map representation of property boundaries as shown on survey plans registered in the Winnipeg Land

As such it must not be interpreted by the user as defining the true location of any parcel's boundaries on the ground, nor its true size and area.

4 B Size Lan dsca pe BT B - DEC PR 280 File Location: \ \geodata\warehouse\ Warehous e_groups\power _Supply\Projects\Keeyask\Maps\EIS\Chapter4_ProjectDescription\MXDs\Draft3\Keeyask_LeasedLands_ mxd Note: The cadastral data shown is a generalized map representation of property boundaries as shown on survey plans registered in the Winnipeg Land Titles Office and has been mathematically adjusted or manipulated. As such it must not be interpreted by the user as defining the true location of any parcel's boundaries on the ground, nor its true size and area. DATA SO URCE: Manitoba Hydro; Government of Manitoba; Government of Canada COORDINAT E SYST EM : Kilometres Miles DAT E CREAT ED: 01-JUN-12 VERSIO N NO: 25-JUN-12 QA/Q C: 1.0 XXX/YYY/ZZZ Land Required - Not in Water Land Required - In Water s & Transmission Lines Switch Station & Construction Power Lands Currently Leased Highway Leased Lands Map 2-4

5 S T E P H E N S L A K E FLOW G U L L L A K E File Location: \\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_principalstructures_ mxd Artist's Rendering - Concept Only Manitoba Hydro; Government of Manitoba; Government of Canada; KGSA; Manitoba Hydro Artist Concept Rendering - November Kilometres Miles 03-NOV APR JCL/MES/MWZ JL/AMB/MES Note: Map illustrates the estimated extent of the dewatered area when the spillway is not in operation. The true extent of this area is uncertain due to the limited bathymetric data. Principal Structures Map 2-5

North Intake Channel Discharge Channel Approach Channel Tailrace Channel Highlighted Infrastructure Infrastructure Exisiting Water Area Initial Flooded Area (159 m) FLOW S T E P H E N S L A K E

6 North Intake Channel Discharge Channel Approach Channel Tailrace Channel Highlighted Infrastructure Infrastructure Exisiting Water Area Initial Flooded Area (159 m) FLOW S T E P H E N S L A K E Potential Dewatered Area Kilometres Miles G U L L L A K E File Location: W:\Warehouse_Groups\Power_Supply\Projects\Keeyask\Maps\EIS\Chapter4_ProjectDescription\MXDs\Draft3\Keeyask_Location_Powerhouse_Spillway_Channels.mxd Artist's Rendering - Concept Only Manitoba Hydro; Government of Manitoba; Government of Canada; KGS Acres; Manitoba Hydro Artist Concept Rendering - November Kilometres Miles 07-MAR JUN JL/AMB/MES JCL/YYY/ZZZ Note: Map illustrates the estimated extent of the dewatered area when the spillway is not in operation. The true extent of this area is uncertain due to the limited bathymetric data. Powerhouse and Spillway Channels Principal Structures Map 2-6

Powerhouse North Transition Structure FLOW S T E P H E N S L A K E South Transition Structure WALL E Spillway

7 Powerhouse North Transition Structure FLOW S T E P H E N S L A K E South Transition Structure WALL E Spillway North Transition Structure WALL C WALL B G U L L L A K E FLOW WALL D File Location: W:\Warehouse_Groups\Power_Supply\Projects\Keeyask\Maps\EIS\Chapter4_ProjectDescription\MXDs\Draft3\Keeyask_Powerhouse_Spillway_Transitions.mxd Artist's Rendering - Concept Only Manitoba Hydro; Government of Manitoba; Government of Canada; KGSA; Manitoba Hydro Artist Concept Rendering - November Kilometres Miles 03-NOV JUN JCL/MES/MWZ JL/AMB/MES Transition Principal Structures Wing Wall Note: Map illustrates the estimated extent of the dewatered area when the spillway is not in operation. The true extent of this area is uncertain due to the limited bathymetric data. WALL A South Transition Structure Wing Walls and Transition Structure Locations Map 2-7

8 Look ing Back Creek North RIVER NELSON South GULL LAKE File Location: \\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_dykes_structure Types_ mxd Company, Source, Etc. Department - Section Kilometres Miles 04-JUN JUN JL/AMB/MES XXX/YYY/ZZZ Dykes - StuctureType Zoned Impervious Core Dyke Freeboard Dyke Granular Dyke Dyke Initial Flooded Area (159 m) Existing Water Level Infrastructure Dykes Structure Types Map 2-8

9 Elevation (metres) B Size Landscape BTB - DEC 2011 pe o ac a a as Notes: Stephens Level = m ( ft) Reservoir Level = 159 m ( ft) Map illustrates initial flooded area at initial impoundment of the reservoir. During the first 30 years of operation, the reservoir area is projected to increase approximately 7-8 km 2 due to shoreline erosion and peatland disintegration. Areas Initial Reservoir Area: Initial Flooded Area: bed Area: 93.1 sq. km (23,000 acres) 45.1 sq. km (11,100 acres) 48.0 sq. km (11,900 acres) ¾ÀPR 280 Looking North Back Cre ek ± Assean Clark NELSON RIVER Carscadden GULL LAKE Map illustrates the estimated extent of the dewatered area when the spillway is not in operation. The true extent of this area is uncertain due to the limited bathymetric data. South Gillrat Joslin Split Clark Birthday Rapids Open Water Hydraulic Zone of Influence Gull Gull Rapids Keeyask G.S. Stephens File Location: W:\Hydraulic-Section-Data\s\Nelson\Gull\EIS\Drawings&Figures\HPP Requests\Map_4_4_4v1_r5_WaterPowerActAppVersion3.mxd Manitoba Hydro - Water Resources Engineering Department 26-JAN MAY JJM/WJD/ZZZ JL/AMB/MES Bottom Existing Water Surface Area Initial Flooded Area (159 m) Reservoir Expansion During First 30 Years Keeyask Principle Structures Post Project Water Surface 7m \ 23ft Existing Environment Water Surface Government of Canada; Government of Manitoba; Manitoba Hydro: gull-ee-50perc-3032cms-rev3; Shore Year 30 Polygon pp-50perc shore-rev3; pp-ds-50perc p2-shore-rev Kilometres Miles Distance From Keeyask Axis (km) Note: 50 th Percentile, Open Water Flow Existing Environment and Post-Project Environment The 30-year shoreline expansion upstream, of Birthday Rapids is not a Project effect as it is predicted to occur without the Project. FSL = 159 m Water Surface Profiles and Flooded Area Elevation (feet) Map 2-9

10 Operation Phase Boat Launch and Barge Landing Portage Route S T E P H E N S L A K E Construction Phase Boat Launch and Barge Landing Access Trail FLOW Construction & Operation Phase Boat Launch and Barge Landing Access Trail and Portage Route G U L L L A K E File Location: \\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_supportinginfrastructure_ mxd Potential Barge Landing Locations Flooded Area Manitoba Hydro; Government of Manitoba; Government of Canada; KGSA; Manitoba Hydro cm Color DOI Kilometres Miles Kilometers Miles 03-AUG JUN JCL/MES/MWZ JL/AMB/MES Initial Flooded Area (159 m) Infrastructure Boat Launch (Barge Landing) Portage Route Boat Launch Access Trail Potential Barge Landing Location Supporting Infrastructure Map 2-10

11 North Alternative Ice Boom Trail Corridor - Option B B Size Landscape BTB - OCT 2011 ~90m FLOW ~660m ~90m Note: The North is being built during as part of the Keeyask Infrastructure Project (KIP). The KIP is separate from the Keeyask Generation Project. Alternative Ice Boom Boat Launch Planned Ice Boom Trail Corridor - Option A Planned Ice Boom Boat Launch File Location: \\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_iceboom_publicsafety.mxd Manitoba Hydro; Government of Manitoba; Government of Canada; KGSA; Manitoba Hydro cm Color DOI Kilometres Miles 04-OCT JUN JCL/MES/ZZZ JL/AMB/MES G U L L L A K E FLOW Warning Sign Buoy and Strobe Light Safety Boom Ice Boom Option A Planned Ice Boom Access Trail Alignment Alternatives Planned Ice Boom Access Trail Corridor Option B Alternative Ice Boom Access Trail Corridor Gull Rapids Ice Boom Location, Access and Public Safety Measures Map 2-11

North Helicopter Pad Camp North Helicopter Pad Camp Work Area Work Area Construction Sub-Station Construction Sub-Station North Dyke Work Area North Dyke Work Area Ice Boom North Channel Rock Groin

Rock Groin North Channel Cofferdam Stage I Island Cofferdam Stage II Island Cofferdam Spillway Cofferdam Quarry Cofferdam Central Dam and Central Dam Cofferdam Rock Groin Powerhouse Cofferdam

12 North Helicopter Pad Camp North Helicopter Pad Camp Work Area Work Area Construction Sub-Station Construction Sub-Station North Dyke Work Area North Dyke Work Area Ice Boom North Channel Rock Groin NELSON RIVER Stage I North Channel Cofferdam Stage I Island Cofferdam Spillway Cofferdam Quarry Cofferdam Central Dam Cofferdam Rock Groin Powerhouse Cofferdam Ice Boom NELSON RIVER North Channel Rock Groin North Channel Cofferdam Stage I Island Cofferdam Stage II Island Cofferdam Spillway Cofferdam Quarry Cofferdam Central Dam and Central Dam Cofferdam Rock Groin Powerhouse Cofferdam Tailrace Channel Summer Level Cofferdam Transmission Tour Spur South Dyke South Dam Upstream Cofferdam South Dam Downstream Cofferdam File Location: W:\Warehouse_Groups\Power_Supply\Projects\Keeyask\Maps\EIS\Chapter4_ProjectDescription\MXDs\Draft3\Keeyask_StageIandStageII_Diversion_ mxd Manitoba Hydro; Government of Manitoba; Government of Canada; KGS Acres Ltd.; Manitoba Hydro - Water Resource Engineering STAGE I DIVERSION JUNE 2014 TO JULY Kilometres Miles 13-FEB JUN JL/AMB/MES XXX/YYY/ZZZ South Work Area and Construction Camp Earthfill Structure (Complete) Bedrock Excavation Area Concrete/Steel Structure Dewatered Area Existing Water Surface Area Flooded Area South STAGE II DIVERSION AUGUST 2017 TO OCTOBER 2019 Stage I and II Diversion Map 2-12

13 PR 280 North G - 1 G - 3 N - 6 N - 5 N - 21 Q - 7 S - 11 B - 1 S - 5 S - 18 S - 17b Q - 8 Q - 1 S - 2a S - 4 S - 2b South Q - 9 S - 17a File Location: \\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_borrowsourcesquarries_ mxd Manitoba Hydro; Government of Manitoba; Government of Canada; KGS Acreas; Manitoba Hydro m Black & White DOI Kilometres Miles 09-FEB MAY JL/AMB/MES JCL/MES/ZZZ Material Sources Granular Borrow Impervious Borrow Rock Quarry Keeyask Principal Structures Initial Flooded Area (159 m) E - 1 Borrow Sources and Quarries Potential Map 2-13

14 C re Sky Pilot 138-kV TL RC60 ver STEPHENS Ferris Bay PR 280 Sky Pilot LAKE Wilson Channel Looking North Back Kettle Rapids Cre ek File Location: \\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_accessrds_ mxd GULL LAKE Manitoba Hydro; Government of Manitoba; Government of Canada; KGS Acres Ltd Kilometres Miles 22-FEB JUN JL/AMB/MES XXX/YYY/ZZZ Gillrat Joslin South Roadway To Be Upgraded Provincial Road Road Corridor Butnau Dam Rail Transmission Line ButnauDam Keeyask Principal Infrastructure Axis Cache Butnau Road Existing Water Level Area Initial Flooded Area (159m) Gillam Butna u 138-kV TL R26K 138-kV TL KN36 R PR 280 iver Ke ttle Fox Cree Nation A Kwis Ki Mahka Reserve Bipoles l & ll Bo ots s Creek Map 2-14

Wilson Channel Ross Wright Bay O'NEIL BAY North STEPHENS LAKE North South

2 Kilometers 0 0.3 0.6 1.2 Kilometers 0 0.25 0.

5 1 Miles 138-kV TL KN36 RIVER SC_3 Gull Rapids Creek SC_4 Unnamed Tributary

Gillam Fox Cree Nation A Kwis Ki Mahka Reserve 138-kV TL KN36 KETTLE Gillrat

$J:\MFA_GIS\GIS_Maps\SDFD\Keeyask_SouthAccessRoad_StreamCrossings_With$ Pictures of Locations_20120608.

Inc. 0 1 2 Kilometres 0 1 2 Miles 22-FEB-12 0 0.3 0.6 1.2 Kilometers 0 0.25 0.

15 Wilson Channel Ross Wright Bay O'NEIL BAY North STEPHENS LAKE North South Consultants, 2004 Manitoba Hydro, 2011 STEPHENS LAKE ek Kilometers Kilometers Miles Miles 138-kV TL KN36 RIVER SC_3 Gull Rapids Creek SC_4 Unnamed Tributary of Stephens South SC_5 Gillrat Creek SC_6 Buntau Weir PR kV TL KN36 Gillam Fox Cree Nation A Kwis Ki Mahka Reserve 138-kV TL KN36 KETTLE Gillrat Cache Joslin RIVER 138-kV TL KN kV TL R26K KETTLE RIVER Bipoles l & ll BUT NAU File Location: J:\MFA_GIS\GIS_Maps\SDFD\Keeyask_SouthAccessRoad_StreamCrossings_With Pictures of Locations_ mxd Ethel Manitoba Hydro; Government of Manitoba; Government of Canada; KGS Acres Ltd.; Manitoba Hydro 1999 Black & White 1m 1999 DOI; North / South Consultants Inc Kilometres Miles 22-FEB Kilometers Miles North South Consultants, 2004 North South Consultants, JUN XXX/YYY/ZZZ JL/AMB/MES Existing Highway Road Corridor Stream Crossing Rail Transmission Line Butnau Dam Keeyask Principal Infrastructure Axis Existing Water Level Area Kilometers Miles Initial Flooded Area (159m) South Stream Crossings Map 2-15

16 Construction Phase North Potential Location of Access Trail Access Trail G U L L L A K E S T E P H E N S L AKE Operation Phase North Portage Route File Location: W:\Warehouse_Groups\Power_Supply\Projects\Keeyask\Maps\EIS\Chapter4_ProjectDescription\MXDs\Draft3\Keeyask_Boatlaunch_AccessRoutes_ mxd Manitoba Hydro; Government of Manitoba; Government of Canada G U L L L A K E 25-MAR MAY Kilometres 1.0 XXX/YYY/ZZZ JL/AMB/MES Miles Boat Launch Portage Route Access Trail North Dyke Keeyask Principal Structures Note: The Location of boat launches and portage alignments are subject to change. Powerhouse S T E P H E N S L AKE Boat Launch and Access Routes Map 2-16

17 D1(1)-E D1(2)-I D4-E D3-E D2(1)-E D2(2)-E D5-E D7-E D6-I D8-E D10-I D9-I North D12(1)-E D16(1)-E D13-I D35(1)-E D12(2)-E D17-E D14(2)-I D20-I D21-I D19-I D18-I D26-I D25-I D27(2)-E D27(4)-E D24-E D23(1)-E D23(2)-E South D23(3)-E D29(1)-I D28(1)-E D27(3)-E D31(2)-I D29(2)-I D28(2)-E D28(3)-E File Location: \\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_empas_ mxd Manitoba Hydro; Government of Manitoba; Government of Canada; KGS Acreas; Manitoba Hydro m Black & White DOI Kilometres Miles 09-FEB MAY JL/AMB/MES JCL/MES/MWZ D30-E D31(1)-E D32-E D33-E D34-E Excavated Material Placement Area Keeyask Principal Structures Initial Flooded Area (159 m) Excavated Material Placement Areas Map 2-17

$\\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_publicsafety_construction_20120612.$

18 S T E P H E N S L A K E FLOW Powerhouse Gull Rapids G U L L L A K E Spillway File Location: \\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_publicsafety_construction_ mxd Manitoba Hydro; Government of Manitoba; Government of Canada; KGSA; Manitoba Hydro cm Color DOI Kilometres Miles 03-AUG JUN JCL/MES/ZZZ JL/AMB/MES Ice Boom Safety Boom Access Trail Buoys Boat Launch Danger Sign Warning Sign Dangerous Waterway Zone Warning Waterway Zone Infrastructure Flooded Area Waterways Public Safety Measures Construction Phase Map 2-18

$\\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_publicsafety_operation_20120613.$ mxd Manitoba Hydro; Government of Manitoba; Government of Canada; KGSA; Manitoba Hydro Artist Concept Rendering - March 2012 0 0.2 0.4 Kilometres 0 0.2 0.4 Miles 04-APR-12 13-JUN-12 1.

mxd Manitoba Hydro; Government of Manitoba; Government of Canada; KGSA; Manitoba Hydro Artist Concept Rendering - March 2012 0 0.2 0.4 Kilometres 0 0.2 0.4 Miles 04-APR-12 13-JUN-12 1.

19 S T E P H E N S L A K E North Dyke Powerhouse File Location: \\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_publicsafety_operation_ mxd Manitoba Hydro; Government of Manitoba; Government of Canada; KGSA; Manitoba Hydro Artist Concept Rendering - March Kilometres Miles 04-APR JUN JL/AMB/MES XXX/YYY/ZZZ South Dyke Safety Boom Fence Guard Rail Potential Portage Route Boat Launch Spillway Danger Sign Dangerous Waterway Zone Portage Sign Warning Waterway Zone Warning Sign Barricade Boom Anchor Point Buoys Siren & CCTV Artist's Rendering - Concept Only Waterways Public Safety Measures Operation Phase Map 2-19

Leslie B Size Landscape BTB - DEC 2011 ver PR 280 Hudson Bay Sky Pilot wakot Thompson Ferris Bay PR 280 Sky Pilot Winnipeg Winnipeg Looking North Back GULL LAKE Cre ek STEPHENS Gillrat LAKE

20 Leslie B Size Landscape BTB - DEC 2011 ver PR 280 Hudson Bay Sky Pilot wakot Thompson Ferris Bay PR 280 Sky Pilot Winnipeg Winnipeg Looking North Back GULL LAKE Cre ek STEPHENS Gillrat LAKE Construction Power Station South Wilson Channel Cache Butna u Kettle G.S. Radisson Converter Station Gillam Ke Kettle Rapids ttle Bo ots 138-kV TL RC60 Creek Creek Long Spruce G.S. Creek Brooks Long Spruce Rapids Carscadden Joslin Alternative Routes Back-up Construction Power Line 1-138kV to Radisson Station R iver Wilson File Location: \\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_preliminarytransmissionlines_construction_ mxd Notes: Butnau Map illustrates the estimated extent of the dewatered area when Little the Kettle spillway is not in operation. The true extent of this area is uncertain due to the limited bathymetric data. Butnau All proposed Transmission Lines are Alternative Routes undergoing initial stages of the site selection process. Alignment and other design parameters are preliminary and subject to change Manitoba Hydro; Government of Manitoba; Government of Canada; Manitoba Hydro - Transmission; Manitoba Hydro - Water Resource Engineering (PP_95perc_4327_159_shore_rev5) Kilometres Miles 13-FEB MAY-12 Butnau 2.0 JL/AMB/MES XXX/YYY/ZZZ Riv er Construction Power kv Transmission Line (Existing) Construction Power Line () Back-up Construction Power Transmission Line Route Alternative Option A Route Alternative Option B Route Alternative Option C 138-kV TL KN36 Kettle Generating Station (Existing) Converter Station (Existing) Keeyask Principal Structures Transmission Substation () 500-kV TL Bipoles 1 & 2 North Angling s Potential Dewatered Area Initial Flooded Area (159 m) Exisiting Water Level Highway Dewatered Area Construction Power Station Construction Power 138 kv North Ang ling Keeyask Transmission Project Preliminary Transmission Corridors iver During Keeyask Generation Project Construction Phase R Map 2-20

21 Leslie B Size Landscape BTB - DEC 2011 ver PR 280 Hudson Bay Sky Pilot wakot Thompson Ferris Bay PR 280 Sky Pilot Winnipeg Winnipeg Looking North Back GULL LAKE Cre ek Keeyask Switching Station 138kV Transmission Lines STEPHENS Gillrat LAKE Construction Power Station Switching Station South Wilson Channel Cache Butna u Kettle G.S. Radisson Converter Station Gillam Ke Kettle Rapids ttle Bo ots 138-kV TL RC60 Creek Creek Long Spruce G.S. Creek Brooks Long Spruce Rapids Carscadden Joslin Alternative Routes Generation Outlet Transmission Lines 3-138kV to Radisson Station R iver Wilson File Location: \\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_preliminarytransmissionlines_operation_ mxd Notes: Butnau Map illustrates the estimated extent of the dewatered area when Little the Kettle spillway is not in operation. The true extent of this area is uncertain due to the limited bathymetric data. Butnau Kilometres Miles All proposed Transmission Lines are Alternative Routes undergoing initial stages of the site selection process. Alignment and other design parameters are preliminary and subject to change Manitoba Hydro; Government of Manitoba; Government of Canada; Manitoba Hydro - Transmission; Manitoba Hydro - Water Resource Engineering (PP_95perc_4327_159_shore_rev5) 13-FEB MAY-12 Butnau 2.0 XXX/YYY/ZZZ JL/AMB/MES Riv er Construction Power kv Transmission Line (Existing) Transmission Line () Generation Outlet Transmision Lines Route Alternative Option A Route Alternative Option B Route Alternative Option C 138-kV TL KN36 Kettle Generating Station (Existing) Converter Station (Existing) Keeyask Principal Structures Transmission Substation () 500-kV TL Bipoles 1 & 2 North Angling s Potential Dewatered Area Initial Flooded Area (159 m) Existing Water Level Highway Construction Power Station Dewatered Area Switching Station 138 kv Lines North Ang ling Keeyask Transmission Project Preliminary Transmission Corridors iver During Keeyask Generation Project Operation Phase R Construction Power 138 kv Switching Station Map 2-21

22 Look ing O'NEIL BAY Back Creek North RIVER NELSON South GULL LAKE Upstream Near Birthday Rapids File Location: \\geodata\warehouse\warehouse_groups\power_supply\projects\keeyask\maps\eis\chapter4_projectdescription\mxds\draft3\keeyask_biophysicalenvironmentalmitigationareas_ mxd Carscadden Manitoba Hydro; Government of Manitoba; Government of Canada; KGS Acres. (Design Memo's GN , GN , GN 9.8.3) Kilometres Miles 12-APR MAY JL/AMB/MES XXX/YYY/ZZZ Planned Sturgeon Spawning Habitat Potential Sturgeon Spawning Habitat Potential Young-Of-Year Sturgeon Habitat Planned Whitefish Spawning Habitat Planned Whitefish and Walleye Spawning Habitat NELSON Planned Fish Egress Channel Potential Bird Island Habitat Potential High Quality Wetlands Keeyask Principal Structures Initial Flooded Area (159 m) Birthday Rapids RIVER Biophysical Environmental Mitigation Areas General Locations Map 2-22

Keeyask Generation Project. Project Description. Supporting Volume. Environmental Impact Statement

Keeyask Generation Project. Project Description. Supporting Volume. Environmental Impact Statement Keeyask Generation Project Environmental Impact Statement Supporting Volume Project Description June 2012 Vertical Shaft Turbine Powerhouse Cross Section Bulb Turbine Powerhouse Cross Section Crane Trashracks