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.
[0] https://www.pge.com/pge_global/common/pdfs/rate-plans/how-ra...
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..