CANONSBURG, Pa.–(BUSINESS WIRE)–Equitrans Midstream Corporation (NYSE: ETRN) released its annual corporate sustainability report, which utilizes the Global Reporting Initiative’s (GRI) newest ‘Consolidated Set of the GRI Standards 2021’ and continues to follow the Sustainability Accounting Standards Board (SASB) Oil & Gas Midstream reporting standards. Reflected in the report’s content are the results of our 2022 materiality assessment, which, for the first time, included engaging both in