Investor Update November 2023

GHG EMISSIONS MANAGEMENT GHG emissions reduction initiatives North Dakota Emissions Sources (2022) 13% Oil Tanks ...... 4% Other 1% - Pneumatics 10% Stationary Combustion 2022 North Dakota Scope 1 Emissions 34% Stationary Combustion 48% Associated Gas Flaring Flaring & methane initiatives ■ Broad installation of vapor recovery units ■ Improved operational and midstream planning ■ Enhanced metering & measurement Expect to have removed all reportable pneumatic devices (1) by end of 2023 ■Installing flare cameras to limit flare downtime Engines & power initiatives ■ Onsite power load optimization ■ Piloting innovative technologies to capture emissions and utilize geothermal energy Participation in an electrification project to expand the power grid to the southern area of Fort Berthold Indian Reservation ■ Dual fuel drilling rig (with industrial battery technology, EPA tier 4 engines) 17% Pneumatics 66% Associated Gas Flaring 4% Other 3% **** Oil Tanks 2022 North Dakota Methane Emissions 1) All remaining pneumatic devices were acquired via 2021 transactions. enerPLUS لكا Endorsing the World Bank Zero Routine Flaring by 2030 initiative Established flare intensity target of <2%/Mcf of natural gas produced by 2026 enerPLUS

View entire presentation