Q1 Highlights and Growth Prospects

Gas Transmission Expansion Potential Regional Price Comparison (January 2022) Natural Gas2 ($/MMbtu) Power² ($/MWh) ~2x $25 ~5x $150 $20 U.S. Northeast $15 $100 $10 $50 West Coast $5 12.7 10.5 $- $- Henry Hub USNE PJM 3 New England 9.5 7.6 2021 2040e 5.5 2021 2040e Demand Forecast1: Debottleneck Northeast Connectivity • Natural gas required to backup renewables & displace coal and oil generation Increase access to Appalachian supply . . Inventory of capital efficient system expansions LNG Exports Opportunities across USGC & West Coast (bcfd) Domestic S.E. Atlantic LNG Export U.S.G.C. 25.6 18.2 17.1 . 21.0 25.7 8.5 2021 0.8 2021 T 1.0 2040e 2040e In corridor transmission system expansions Pipeline supply source to LNG plants ENBRIDGE® Built-in system optionality to accelerate reliable domestic and export market access to natural gas (1) Source: Wood Mackenzie North America Gas Strategic Planning Outlook - March 2022 (2) ICE Connect Gas and Power Prices (3) PJM: Pennsylvania, New Jersey, and Maryland 10

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