Asset and Organic Growth Investments

Mountain Valley Pipeline Long-haul pipeline will be main takeaway artery out of A-basin Delivering supply to the growing natural gas demand markets in southeast U.S. 300-mile, 42" diameter FERC-regulated pipeline Targeted full in-service date in summer 2022 Approximately $6.2 B total project cost € Strategic 50+ year pipeline asset OH Mobley PA ✓ MD • ETRN ownership approximately 47.8% (1) . ETRN will operate the pipeline 2.0 Bcf per day capacity Fully subscribed under 20-year firm contracts Expansion opportunity • Incremental ~500 MMcf per day with compression expansion Aligned with JV Partners € equitrans Midstream NEXTera ENERGY AltaGas Rece esources® conEdison (1) In Q4 2019, ConEd exercised an option to cap its investment in MVP. ETRN is funding shortfall capital contributions, which will increase ETRN's equity ownership from approximately 46.2% to approximately 47.8%, assuming the project's approximately $6.2 B total cost. WV Access to Southeast Markets Processing Facility Transco Station 165 (Zone 5 Pool) Transco Compressor Station Equitrans Transmission MVP TCO ETNG NC REX TETCO TRANSCO 10

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