1. PSE Wind Energy Opportunities Whatcom County – Climate Impact Advisory Committee
Ryan Sherlock
July 11, 2019

2. About Puget Sound Energy
History:
Oldest Utility in the state of Washington (135 years)
Headquarters:
Bellevue, WA
Employees:
2,700
Customers:
Approximately 1.1 million electric and 790,000 natural gas
Service Area:
6,000 square miles, primarily in Puget Sound region of Western Washington
Service Area Population:
Approximately 4 million
Counties:
10 counties served

3. About Me
Ryan Sherlock
Senior Energy Resource Planning & Acquisition Analyst
Strategic Initiatives
Puget Sound Energy

4. To meet our customers’ electricity demand PSE owns and operates 5,100MW of generating capacity in Washington state and Montana
Map from Irena’s 2/10/16 “Energy Operations Deep Dive” presentation
Capacities from 2017 IRP

5. PSE is the third-largest owner/operator of wind generation in the U.S.
Hopkins Ridge 157 MW
Lower Snake Ridge
343 MW
Wild Horse
273 MW
PSE Owned
Power Purchase Agreement (PPA) for Output
Klondike III (Avangrid Renewables) MW (50 MW PPA)

6. PSE’s three wind plants provide clean energy for our customers as well as Renewable Energy Credits (RECs)
Carbon free
Three PSE owned projects
Generate RECs to meet Renewable Portfolio Standard
773 MW, enough to power nearly 200,000 homes
Plant
Owner
Location
Capacity
(MW)
Avg $/MWh
Hopkins Ridge
PSE
Columbia County
157
$16
Lower Snake River
Garfield County
343
$18
Wild Horse
Kittitas County
273
$17
Small Wind Purchased Power
Various 56
$68
Notes
Only a portion of capacity contributes to winter peak
Average $/MWh includes fuel and operating costs
Wild Horse
9,000 Acres
Hopkins Ridge
11,000 Acres

7. Lewis & Thurston Counties, WA
PSE’s newest wind addition is the Skookumchuck Wind Farm, which will serve Green Direct Customers
Skookumchuck
Wind
Skookumchuck
PPA Partner
RES Group
Location
Lewis & Thurston Counties, WA
Nameplate Capacity
136.8 MW
Planned Operation Date
Q4, Q1, 2020
Term
20 years
Net Capacity Factor (NCF)*
31.32%
Guaranteed Annual Output*
43 aMW
Annual Energy*
375,346 MWh

8. Customer-facing renewable energy programs
Retail Renewable Energy
Washington RCW 19.29A – Voluntary Option to Purchase Qualified Alternative Energy Resources
Customer Generation
Green Power Sch 135, 136
PNW REC purchases
44,000 customers
450,000 MWh/Year
Residential, commercial, municipal
SOLAR CHOICE SCH 135
Solar RECs WA and ID
Launched 2017
2,100 customers/5,000 MWh/Year
Residential and small comm.
Net Metering Sch 150
Up to 100 kW
Full retail compensation
6,000 customers/50 MW
Residential, commercial, municipal, community solar
BULK REC PURCHASES
Excess PSE wind RECs
Boeing is sole customer
Ends in 2018
Large business
Green DIRECT SCH 139
Long-term partnership with PSE for dedicated energy resources
Limited to 75 aMW
Large commercial, municipal
Small Power Producers Sch 91, 152
100 kW – 5 MW
15 year pricing based on avoided cost
Small developers
Activity
Increase customer participation, including reaching Green Direct cap