The steep drop in output from US shale wells is turning out to be worse than expected, forcing oil drillers to work even harder to keep production from slipping, research firm Enverus said in its latest report.
Effective life of a fracking well is about three years. It can be refracked a couple more times, each with a lower yield. That sweet spots are developed first exacerbates the problem.
Effective life of a fracking well is about three years. It can be refracked a couple more times, each with a lower yield. That sweet spots are developed first exacerbates the problem.