Aquifer

Tephra Airborne particles of rock and ash produced by an explosive volcanic eruption. Tephra commonly deposits as a blanket that drapes over the underlying topography.

THMC Acronym that stands for thermal, hydrological, mechanical, and chemical effects that is evaluated simultaneously when running numerical simulations of reservoir behavior during injection and production.

Transcurrent Fault (Strike-Slip Fault) Vertically dipping fault that results from horizontal shear stress. Slip movement during an earthquake is sideways rather than up or down.