::<math>\text{OGIP} = 43,560 \times \text{A} \times \text{h} \times \Phi \times (1 - \text{S}_{\rm w}) \times \left(\text{depth} \times \frac{0.43}{15}\right)</math> | ::<math>\text{OGIP} = 43,560 \times \text{A} \times \text{h} \times \Phi \times (1 - \text{S}_{\rm w}) \times \left(\text{depth} \times \frac{0.43}{15}\right)</math> |