N.J. Stat. Ann. § 12:3-47

If the board shall determine that the original consideration paid to the state for the supposed grant was not the reasonable, fair and adequate value of the lands so occupied, as of the date of the supposed grant, the applicant shall pay to the state such additional consideration for a further grant as the board shall determine to be necessary, in order that the total consideration received by the state for the lands shall be reasonable, fair and adequate as of the date of the original supposed grant.