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Fluid Contact Calculator
PROOWC and GOC from pressure gradient intersection. Enter two pressure points per fluid phase.
Water Gradient (2 points)
Oil Gradient (2 points)
Gas Gradient (optional, 2 points)
Results
OWC Depth
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GOC Depth
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OWC Pressure
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Water Gradient
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Oil Gradient
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Gas Gradient
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Oil Column
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How this was calculated
Gradient: dP/dD = (P2-P1)/(D2-D1) in psi/ft. Typical: water ~0.45, oil ~0.30-0.38, gas ~0.05-0.15 psi/ft.
Contact depth: Found by solving P_water(D) = P_oil(D) for OWC, and P_oil(D) = P_gas(D) for GOC.
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