Fixed-Income Investor Presentation
40
MIST STORAGE FACILITY
Overview
• In operation since 1989
Storage capacity at Mist 17.5 Bcf
- 11.7 Bcf Core Utility
5.8 Bcf Interstate Storage Services
Unique, Valuable Asset
⚫ Limited storage options in Pacific Northwest
• Part of utility's diverse, reliable gas supply strategy
Utility can recall Interstate portion for Core Utility demand
Optimize and share revenues with utility customers
⚫ 5.8 Bcf under high-value contracts with the majority long-term
9
1998
BCF / Day
0.60
0.50
0.40
0.30
0.20
0.10
Mist Storage Capacity
BCF
18
15
12
52063
30
2000
2002
2004
2006
T
2008
2010
Mist Storage Deliverability
2012
2014
2016
T
2018
2020
T
2022
0.00
1998
2000
2002
2004
2006
2008
2010
2012
■ Utility
■Utility Recall
2014
2016
Interstate
2018
2020
T
2022
NW NaturalⓇView entire presentation