Northwest Pipeline LLC

Has commenced an offer to exchange any and all of its $250 million in aggregate principal amount of outstanding 4% senior notes due 2027 that were originally issued in a private transaction on Aug. 24, 2018 for an equal amount of its registered 4% senior notes due 2027. The original notes were an additional issuance of Northwest Pipeline’s $250 million aggregate principal amount of 4% senior notes due 2027 that were issued on April 3, 2017, all of which have been previously exchanged for notes that have been registered under the Securities Act of 1933, as amended.