Northwest Pipeline LLC NOTICE #28415 Waste Heat Opportunities posted on Mar 26 2018 2:25PM TSP Name: Northwest Pipeline LLC TSP: 67977322 Critical: N Notice Stat Desc: INITIATE Notice Type Desc: WASTE HEAT Post D/T: 03/26/2018 2:25 PM MCT Notice Eff D/T: 03/26/2018 2:25 PM MCT Notice End D/T: Reqrd Rsp Desc: No response required Rsp D/T: Notice ID: 18-029 Prior Notice: Subject: Waste Heat Opportunities Notice Text: Potential Compressor Waste Heat Recovery Opportunities For the Twelve Months Ending December 31, 2017 Qualified Compressor Stations 1 Meets Load Factor Requirement 2 1 Sumas Yes 2 Mt. Vernon Yes 3 Snohomish Yes 4 Sumner Yes 5 Willard No 6 Goldendale Yes 7 Roosevelt No 8 Burley No 1 Qualified Compressor Station are stations where Northwest has gas turbines at a compressor station that in aggregate have total ISO-rated horsepower equal to or greater than 15,000 horsepower. Actual site-rated horsepower may be less. 2 Indicates whether or not gas turbines at a compressor station have, in aggregate, operated at least 5,250 hours for the report period stated above. Please contact Terry Hardman at (801) 584- 6522 if you have any questions about compressor waste heat opportunities.