Marco found a permit for an 8-stall supercharger site at the Burger King located at 190 Pittman Rd off exit 41 on I-80. Google calls it Suisun City but permit calls out Fairfield. Additionally, the coming soon pin places it right over the Burger King.
Permit can be searched here:
https://permits.fairfield.ca.gov/etrakit3/Search/permit.aspx
Permit #: BLD23-00024
Permit can be searched here:
https://permits.fairfield.ca.gov/etrakit3/Search/permit.aspx
Permit #: BLD23-00024