; (2) to restore, replace, or acquire the equivalent of a system resource that was destroyed, lost, or injured; or (3) to monitor and study the recovery of the system resources that were destroyed, lost, or injured. (c) Allocation The Secretary shall— (1) allocate for use under subsection (b) the amount of response costs and damages recovered with respect to each system resource and made available under subsection (a) to the unit, land, or water described in section 2(4) within which the system resource was located at the time of the destruction, loss, or injury