...NEW YORK (S&P Global Ratings) Nov. 1, 2016--S&P Global Ratings today assigned its '###-' issue-level rating to EQT Midstream Partners L.P.'s proposed $500 million senior unsecured notes due 2026. The partnership intends to use the net proceeds of the notes to repay amounts outstanding under its $750 million credit facility and for general partnership purposes. Pittsburgh-based EQT Midstream is a midstream energy master limited partnership that develops and operates natural gas transmission, storage, and gathering assets in the Appalachian Basin. Our corporate credit rating on EQT Midstream is '###-', and the outlook is stable. (For the corporate credit rating rationale, see our research update on EQT Midstream published July 29, 2016, and our summary analysis on EQT Corp. published March 8, 2016, on RatingsDirect.) RELATED CRITERIA AND RESEARCH Related Criteria + Criteria - Corporates - General: Methodology And Assumptions: Liquidity Descriptors For Global Corporate Issuers, Dec. 16, 2014...