Enerplus Q1 2023 Update

Q2 2023 completions setting up strong H2 oil growth enerPLUS ■ Q2 onstreams: 19 - 22 net operated wells including 3 - 5 refracs ■Includes two pads in Little Knife, one pad in FBIR Expect Q2 wells to set up strong oil growth in the second half of the year MONTANA NORTH DAKOTA 7-well pad (gross) Onstream timing: Q2 2023 Refracs Onstream timing: Q2 2023 Williams Williams Enerplus operated acreage Enerplus non-op acreage Billings McKenzie Little Knife Mountrail FBIR 8-well pad (gross) Onstream timing: Q2 2023 Dunn 6-well pad (gross) Onstream timing: Q2 2023 4-well pad (gross) Onstream in Q1 2023 Murphy Creek

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