High Falls and Manitou Falls Hydroelectric Project Description

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Table of Contents

1. General Information
   1.1General
      1.1.1 Name and Proposed Location of Project
      1.1.2 Nature of Project
      1.1.3 Purpose of the Project
      1.1.4 Parties who Received the Project Description
      1.1.5 Federal, Provincial and Municipal Agency and Stakeholder Consultations
      1.1.6 Other Environmental Assessment Processes
   1.2 Contacts
      1.2.1 Proponent and Contact Information
      1.2.2 Proponent’s Consultant
   1.3 Federal Involvement
      1.3.1 Financial Support
      1.3.2 Land Ownership
   1.4 Authorizations Required

2.Project Information
   2.1 High Falls
      2.1.1 Description of Proposed Project
         2.1.1.1 General
         2.1.1.2 Summary of Hydraulic Characteristics
         2.1.1.3 Installed Capacity
         2.1.1.4 Site Access
         2.1.1.5 Headworks Structures
         2.1.1.6 Conveyance System
         2.1.1.7 Powerhouse
         2.1.1.8 Tailrace
         2.1.1.9 Transmission
      2.1.2 Area of Inundation
      2.1.3 Operating Strategy for Project
         2.1.3.1 Type of Proposed Project
         2.1.3.2 Operating Strategy
      2.1.4 Water Management Plan
   2.2 Manitou Falls
      2.2.1 Description of Proposed Project
         2.2.1.1 General
         2.2.1.2 Summary of Hydraulic Characteristics
         2.2.1.3 Installed Capacity
         2.2.1.4 Site Access
         2.2.1.5 Headworks Structures
         2.2.1.6 Conveyance System
         2.2.1.7 Powerhouse
         2.2.1.8 Tailrace
         2.2.1.9 Transmission
         2.2.1.10 Additional Considerations
      2.2.2 Area of Inundation
      2.2.3 Operating Strategy for Project
         2.2.3.1 Type of Proposed Project
         2.2.3.2 Operating Strategy
      2.2.4 Water Management Plan
   2.3 Project Activities
      2.3.1 Construction Schedule and Activities
      2.3.2 Operation
      2.3.3 Decommissioning
   2.4 Resource Material Requirements
      2.4.1 Energy and Water Requirements and Sources
      2.4.2 Excavation and Quantity of Fill
      2.4.3 Toxic/Hazardous Materials
   2.5 Waste Disposal

3. Project Site Information
   3.1 Project Location
   3.2 Natural Environmental Features
      3.2.1 Physical Environment
         3.2.1.1 Geology and Soils
         3.2.1.2 Surface Water Resources
      3.2.2 Biological Environment
         3.2.2.1 Fish and Fish Habitat
         3.2.2.2 Terrestrial Vegetation and Wildlife
   3.3 Socioeconomic Features
      3.3.1 Current and Past Land Uses
         3.3.1.1 Traditional Canoe and Fur Trade Route
         3.3.1.2 Forestry
         3.3.1.3 Hunting/Harvesting
         3.3.1.4 Mineral Resources
         3.3.1.5 Recreation/Tourism
      3.3.2 Potential Contamination of the Site from Past Uses
      3.3.3 Proximity to Aboriginal Reserves and Traditional Territory
      3.3.5 Proximity to Residential and Other Urban Areas

4. Additional Requirements Related to Fish, Fish Habitat and Navigable Waters
   4.1 Environmental Features
   4.2 Use of Waterway
      4.2.1 Existing Use of Waterway
      4.2.2 Information on Fisheries

5. Potential Effects to the Environment
   5.1 Zone of Influence
   5.2 Potential Effects to the Environment

6. References

Appendix A Drawings
   Appendix A1 High Falls Development Concept
   Appendix A2 Manitou Falls Development Concept
Appendix B Proposed Baseline Environmental Field Investigations

List of Tables

Table 1.1 Government Agencies and Organizations to be Contacted
Table 1.2 Federal, Provincial and Municipal Approvals
Table 3.1 Geographic Coordinates of Sites
Table 3.2 Average Monthly Flows
Table 3.3 High- and Low-Flow Return Period Flows
Table 5.1 Potential Effects Identification Matrix

List of Figures

Figure 1.1 Project Location
Figure 3.1 Environmental Features
Figure 3.2 Existing Socioeconomic Features


High Falls and Manitou Falls Project
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