
• 93 percent of electricity in Seattle comes from low carbon,
low-cost sources, like hydroelectricity
• Ships that use Seattle’s clean electricity instead of fossil fuels
at berth reduce CO
2
and air pollutants
– In 2019 shore power use reduced about 2,900 metric tonnes of CO
2
– In 2021 shore power use reduced about 1,700 metric tonnes of CO
2
– In 2022 shore power use reduced about 2,200 metric tonnes of CO
2
• Cruise lines are demonstrating commitment to use shore
power at Terminal 91 and connection rates by equipped calls
increase year-over-year:
• At Pier 66, many ships are already shore power-equipped and
expected to connect once a connection is available
Shore Power Environmental Benefits and Successes
4
53%
62%
89%
97%
0%
20%
40%
60%
80%
100%
2017 2018 2019 2020 2021