The 6M barrel estimate wasn't for one well. It was the estimate for the Stann Creek Field which will consist of up to 90 wells. The Stann Creek Field is one of 80 potential oil fields in the Princess concession. Go read the PR again if you need further clarification, but here is the pertinent section:
Also - 6M barrels is not $6M of revenue. It's over $600M.
TECO is drilling San Juan #1 right now. When there is an oil strike on the 2nd well, 15 cents is not going to contain this PPS.