If, during transportation of oil subject to this part, a discharge occurs—into or on the navigable waters of the United States; on the adjoining shorelines to the navigable waters; or that may affect natural resources belonging to, appertaining to, or under the exclusive management authority of, the United States—the person transporting the oil shall implement the plan required by §130.31, in a manner consistent with the National Contingency Plan, 40 CFR part 300, or as otherwise directed by the Federal on-scene coordinator.