January 2013 Toronto Port Authority Billy Bishop Toronto City Airport (BBTCA) Lakefill Within Marine Exclusion Zone (Keep-Out-Area) - Toronto Harbour Environmental Assessment Report January 2013 Dillon Consulting Limited Toronto Port Authority - Billy Bishop Toronto City Airport Lakefill Within Marine Exclusion Zone (Keep-Out-Area) - Toronto Harbour Environmental Assessment Report TABLE OF CONTENTS 1 PROJECT ..............................................................................................................................1 1.1 Project Description ......................................................................................................1 1.2 Project Purpose ...........................................................................................................1 1.3 Project Location ...........................................................................................................2 2 PROJECT APPROVALS ..........................................................................................................4 3 SCOPE OF THE PROJECT ......................................................................................................5 3.1 Project Components ....................................................................................................5 3.2 Project Activities ..........................................................................................................7 3.3 Scope of Assessment .................................................................................................10 3.4 Scope of Factors ........................................................................................................10 3.5 Potential Effects and Significance ..............................................................................12 3.6 Cumulative Effects .....................................................................................................12 4 BASELINE ENVIRONMENTAL CONDITIONS ........................................................................13 4.1 Biophysical Environment ...........................................................................................15 4.1.1 Noise..................................................................................................................15 4.1.2 Air Quality ..........................................................................................................16 4.1.3 Groundwater .....................................................................................................17 4.1.4 Water Quality ....................................................................................................18 4.1.5 Soils & Sediments ...............................................................................................18 4.1.6 Terrain & Topography ........................................................................................19 4.1.7 Vegetation and Wildlife......................................................................................19 4.1.8 Migratory Birds ..................................................................................................21 4.1.9 Fish & Fish Habitat .............................................................................................21 4.1.10 Species at Risk ....................................................................................................23 4.1.11 Provincially Significant Wetlands ........................................................................24 4.1.12 Coastal and Shoreline.........................................................................................24 4.2 Socio-Economic Environment ....................................................................................25 4.2.1 Economics/Businesses .......................................................................................25 4.2.2 Aboriginal Claims/Traditional Use of Lands/Resources .......................................26 4.2.3 Heritage and Archaeological Features ................................................................27 4.2.4 Land Use ............................................................................................................28 4.2.5 Social Features ...................................................................................................28 4.2.6 Transportation and Navigation ...........................................................................28 Dillon Consulting Limited i Toronto Port Authority - Billy Bishop Toronto City Airport Lakefill Within Marine Exclusion Zone (Keep-Out-Area) - Toronto Harbour Environmental Assessment Report 5 ENVIRONMENTAL EFFECTS AND MITIGATION ..................................................................29 5.1 Effects and Mitigation for the Biophysical Environment .............................................31 5.1.1 Noise..................................................................................................................31 5.1.2 Air Quality ..........................................................................................................32 5.1.3 Groundwater .....................................................................................................33 5.1.4 Water Quality ....................................................................................................33 5.1.5 Soils and Sediments ...........................................................................................35 5.1.6 Terrain and Topography .....................................................................................35 5.1.7 Vegetation and Wildlife......................................................................................35 5.1.8 Migratory Birds ..................................................................................................36 5.1.9 Fish and Fish Habitat ..........................................................................................37 5.1.10 Species at Risk ....................................................................................................39 5.1.11 Provincially Significant Wetlands ........................................................................39 5.2 Effects and Mitigation for the Socio-Economic Environment ......................................39 5.2.1 Economic and Business Activity ..........................................................................39 5.2.2 Aboriginal Use of Traditional Lands/Resources...................................................39 5.2.3 Heritage and Archaeological ..............................................................................40 5.2.4 Land Use ............................................................................................................40 5.2.5 Social .................................................................................................................40 5.2.6 Transportation and Navigation ...........................................................................40 5.2.7 Human Health ....................................................................................................41 5.3 Accidents and Malfunctions .......................................................................................42 5.4 Effects of the Environment on the Project .................................................................42 5.5 Cumulative Effects .....................................................................................................43 5.6 Other Matters ............................................................................................................43 5.7 Environmental Effects Summary Checklist .................................................................43 6 CONSULTATION ................................................................................................................45 7 CONCLUSION ....................................................................................................................48 8 REFERENCES ......................................................................................................................49 List of Figures Figure 1: Project Location Plan.......................................................................................................3 Figure 2: Schematic Section A-A.....................................................................................................6 Figure 3: General Project Location and Features..........................................................................14 Dillon Consulting Limited ii Toronto Port Authority - Billy Bishop Toronto City Airport Lakefill Within Marine Exclusion Zone (Keep-Out-Area) - Toronto Harbour Environmental Assessment Report Figure 4: Ecological Land Classification ........................................................................................20 Figure5: Toronto Islands Coastal Wetland Complex ……………………………………………………….……….24 Figure6: Archaeological Potential Classification...........................................................................27 List of Tables Table 1: Detailed Project Activities.................................................................................................8 Table 2: Summary of AAQC and Current Emissions Levels from Combined Roadway, Ferry and Airport Emissions..........................................................................................................................17 Table 3: Species Potentially Occurring within the Vicinity of the Project Location …………………..21 Table 4: Project Components/Environmental Feature Interactions.............................................30