To add, Santa Clara city is served by Silicon Valley Power which I believe has substantially lower rates than PG&E.. there may be other such local providers..
https://www.eia.gov/electricity/state/
According to their data the average includes all customers. For residential alone (their table 8) the average was 19.15 cents.
> We paid 33 cents / kWh on the bay area last year. Not sure how the rest of CA is doing.
Forget “the rest of California”, that's extremely high for the Bay Area. Last year, SF Area average retail electricity prices by month ranged between 22.9 ¢/kW and 24.0 ¢/kW.