https://www.eia.gov/electricity/gridmonitor/dashboard/electric_overview/regional/REG-NW https://www.eia.gov/electricity/gridmonitor/dashboard/electr... has the

https://www.eia.gov/electricity/gridmonitor/dashboard/electric_overview/regional/REG-NW https://www.eia.gov/electricity/gridmonitor/dashboard/electr... has the data on the entire Northwest region, including Oregon. Hydro does seem to be about a bit less than half of total generation the majority of the time, including in the middle of the night.