From the Ministry of Energy and Energy Affairs
From the article:
Trinidad and Tobago has been involved in the petroleum sector for over one hundred years undertaking considerable oil and gas exploration activity on land and in shallow water with cumulative production totaling over three (3) billion barrels of oil.
As the largest oil and natural gas producer in the Caribbean, Trinidad and Tobago’s hydrocarbon sector moved from an oil dominant to a mostly natural gas based sector in the early 1990s. Proven crude oil reserves in 2013 were estimated at, 728 million barrels according to the EIA while 3P natural gas reserves were 25.24 trillion cubic feet (Tcf) .