EIA puts this out daily: https://www.eia.gov/electricity/gridmonitor/dashboard/daily_generation_mix/regional/REG-CAL https://www.eia.gov/electricity/gridmonito

EIA puts this out daily: https://www.eia.gov/electricity/gridmonitor/dashboard/daily_generation_mix/regional/REG-CAL https://www.eia.gov/electricity/gridmonitor/dashboard/daily_... Today was 31% solar, 16% wind, 16% hydro, 6% geothermal, etc. Some of the difference to your numbers will be seasonal/weather-related, but the pace of solar and wind installation is such that data that's even a year or two old can be wildly out of date.