Vine Energy Inc. Drills Longest Onshore Horizontal Well in State of Louisiana

October 26, 2021

PLANO, Texas--(BUSINESS WIRE)-- Vine Energy Inc. (NYSE: VEI) announced today the conclusion of the drilling phase of

the longest onshore horizontal well in the State of Louisiana. The CHKMIN 20-29-32HC-01 ALT was recently drilled in Sabine

Parish to the Mid-Bossier formation with an estimated lateral of 15,240 feet and total measured depth of 27,520 feet. The

well was drilled in 35 days and the drilling phase cost approximately $400 per lateral foot, a Vine record for both drilling time

and cost. The well is scheduled for completion in January 2022. Commenting on the news, David Elkin, Vine’s Executive Vice

President and Chief Operating Officer said, “I want to congratulate the Vine team for what is quite simply a remarkable

achievement that complements the numerous, best-in-class milestones we’ve realized since Vine’s inception. It reflects our

commitment to operational excellence, safety and sustainable value creation for all stakeholders.”