Permian IRRs up 8 percentage points, Bakken rises to 31% WTI rolling 12-month forward curve tops $56/b Gas IRRs see narrow gain amid stable forward prices Denver — Half-cycle internal rates of return in North America’s most prolific drilling basins edged up this month for the first time since October, reflecting a higher forward-price outlook for West Texas Intermediate crude. Receive daily email alerts, subscriber notes & personalize your experience. Register Now In the Permian, which remains the most profitable US drilling basin, IRRs were up about 8 percentage points in early February in both the Delaware and Midland basins to an estimated 36.5% and 38%, respectively, according to monthly data compiled and evaluated by Platts Analytics. In the Eagle Ford, half-cycle IRRs have climbed to 33.6% in February, up about 6 percentage points. Returns in the South Texas play remain notably weaker compared to October when IRRs […]