 EQT is the largest natural gas producer in the Appalachian Basin with 17.469 trillion cubic feet equivalent of proved reserves across approximately 1.3 million gross acres, including approximately 1.1 million gross acres in the Marcellus Formation, as of December 31, 2019.Of the company's total proved reserves, 88% are located in the Marcellus Formation and 95% are natural gas.Via its interest in EQGP Holdings, LP, the company owns a controlling interest in EQT Midstream Partners, LP.