Correction to: Journal of Petroleum Exploration and Production Technology (2020) 10:2771–2783 https://doi.org/10.1007/s13202-020-00934-0

In the original publication of the article Overburden pressure in equation 6 (page 3), the measuring unit should be in psi (not psi-1) 2. Also, the pore pressure in equation 6 (page 3), the measuring unit should be in psi (not psi-1).

This has been corrected in this paper.