Subsurface reservoir containing petroleum hydrocarbons and other petroleum reservoir fluids.
Its structure and properties are described by Depositional facies, Lithological facies and Petrophysical rock properties and fluid properties.
The size, structure and complexity of Petroleum Reservoirs are normally characterized by the generally accepted metrics on Reserves Classification.
See Also
Petroleum Industry / Upstream / Subsurface E&P Disciplines / Petroleum Geology
[ Hydrocarbon Initial In Place (HCIIP)] [ Hydrocarbon Reserves (HCR) ] [ Hydrocarbon Reserves Classification ]