Shale firms are pumping an average of roughly 2.9 million pounds a day of frac sand this quarter, according to Coras Research LLC. (Bloomberg) — Frackers are blasting less sand into shale wells for the first time in almost three years as oil explorers adjust to lower oil demand and prices amid the coronavirus pandemic. Shale explorers are pumping an average of roughly 2.9 million pounds of sand a day during the current quarter, marking the first time since the final three months of 2017 that growth has subsided, according to Coras Research LLC. Sand per well is a key measurement of frack efficiency because more sand typically means more of the rock fissures that allow crude to flow. “E&Ps are not getting the same bang for their frac buck this quarter,” Daniel Cruise, founder of Coras, wrote in a report on Thursday. If frack efficiency continues to decline, […]