lying below the surface, esp. of the earth, the oceans, etc.
noun
2.
a subsurface part
subsurface in the Oil and Gas Industry
(sʌbsɜrfɪs)
adjective
(Extractive engineering: Offshore)
Subsurface means in a well, or below the surface of the ground.
Seismic surveys are used to find subsurface rock structures that may contain hydrocarbons.
Directional wells can be used to drill multiple wells from a common drilling pador to reach a subsurface location beneath land where drilling cannot be done.
Subsurface means in a well, or below the surface of the ground.