N.J. Stat. Ann. § 58:16A-4.1

The Commissioner of Environmental Protection is authorized to plan, acquire, construct and operate flood control facilities upon concluding that the public safety, health and welfare can best be assured by the acquisition or construction of such a facility and that the flood control facility will contribute to the overall management of the surface water of the river basin or subbasin to be affected by such a facility. The commissioner may construct any such facility either separately or in conjunction with the Federal Government or with any municipality, county or any agency or instrumentality of any of the above. L.1979, c. 358, s. 3, eff. Jan. 31, 1980.