One of our club members just spied out the "Coming Soon" Supercharger location listed on Tesla's Find Us page as "St. Petersburg". It's actually located at the Wawa gas station at 3101 Gandy Blvd, Pinellas Park. It will have 8 charging stalls.
Here is the vicinity map:
Here is a site map of the location of the stall at the Wawa:
Here's a recent drone photo taken by one of our members.
August 6 photo from one of our club members:
Here's the four Supercharger cabinets going in in the grassy median:
Update August 10, 2017
This Supercharger location is operational and its location has been uploaded to the Tesla fleet's navigation systems.
So we need to locate the remaining 10 Supercharger Stations that Tesla hopes to construct by year-end. Please keep a look-out and let me know at firstname.lastname@example.org if you think you have a location.