Antero Resources, with 569,000 under lease, is one of the biggest leaseholders and one of biggest drillers in the Marcellus/Utica. Every year, in order to comply with Securities and Exchange Commission rules, companies like Antero revisit and revise what they call “proved reserves.” That is, how much gas (and NGLs and oil) do they have in the ground? There’s different types of reserves, with proved having the highest confidence. There’s also the “3P” reserve number: proved, probable and possible. 3P has a lower standard to qualify. The news from Antero is that as of Dec. 31, 2015, the company has 13.2 trillion cubic feet equivalent (Tcfe) of natural gas sitting under their leased acreage. That’s a 4% increase over year-end 2014. Antero’s 3P reserves totaled 37.1 Tcfe at the end of 2015…
