Glossary
Term | Definition |
---|---|
TCF | Trillion cubic feet of gas. |
Tertiary | A period of geological time from approximately 2 to 65 million years ago. Subdivided into the Pliocene, Miocene, Oligocene, Eocene, and Paleocene. |
Total depth (TD) | The final depth reached when drilling a well. |
Trap | A structure capable of retaining hydrocarbons. |
Trend | A particular direction in which similar geological features are repeated. |
TVD | True vertical depth. The vertical depth below a given datum. |