Fuel Mix

Fuel Type*
Coal 0.00%
Hydro 83.50%
Natural Gas 0.01%
Nuclear 10.38%
Petroleum 0.00%
Solar 0.00%
Wind 0.00%
Other Generation 0.00%
Unspecified Sources** 6.11%
Total 100.00%

*Based on Washington State Department of Commerce 2018 Electric Utility Fuel Mix Disclosure Report
**Unspecified sources is electricity purchased in a market purchase transaction where the seller does not identify a specific generating source.