“…The oil/water contact (OWC) is immediately above the FWL and it is defined as the lowest depth at which mobile oil occurs (Elshahawi, Fathy and Hiekal, 1999). The determination of the OWC is crucial for volumetric calculations of hydrocarbon reservoirs and also important for detailed petrophysical calculations (Arps, 1964;Teige et al, 2005;Niculescu and Ciupercă, 2019).…”