Northwest Pipeline LLC NOTICE #29498 2020 Summer Fuel Filing FERC Acceptance posted on Mar 19 2020 4:12PM TSP Name: Northwest Pipeline LLC TSP: 67977322 Critical: N Notice Stat Desc: INITIATE Notice Type Desc: RATES AND CHARGES Post D/T: 03/19/2020 4:04 PM MCT Notice Eff D/T: 03/19/2020 4:04 PM MCT Notice End D/T: Reqrd Rsp Desc: No response required Rsp D/T: Notice ID: 20-037 Prior Notice: Subject: 2020 Summer Fuel Filing FERC Acceptance Notice Text:

On February 28, 2020 Northwest submitted for FERC acceptance its semi-annual fuel filing to place into

effect new factors for fuel gas used and gas lost and unaccounted-for. By this filing, Northwest proposes:

(1) a decrease from 1.16% to 0.91% in the transportation services factor; (2) a decrease from 0.24% to

0.20% in the underground storage services factor; (3) a decrease from 0.98% to 0.25% in the LNG

liquefaction service factor; and, (4) a decrease from 0.53% to 0.14% in the LNG vaporization service

factor. On March 19, 2020 FERC accepted Docket No. RP20-592 and the new fuel rates will become

effective on April 1, 2020.