N.J. Stat. § 40:37-145
The county park commission may contract with any county, municipality, joint outlet sewerage commission, district sewerage board or district water supply commission for the crossing, use and occupancy of any lands owned by, or under the care, custody and control of the county park commission, for the purpose of constructing, operating and maintaining drains, storm sewers, sanitary sewers, water mains and the necessary appurtenances, making of exploratory tests for underground waters, and the sinking, operating and maintenance of wells, and the withdrawal of water therefrom, outlets, culverts, basins, manholes and other equipment and construction in connection therewith, upon such terms, subject to such conditions and in such mode as the county park commission may deem proper or necessary for the preservation for park purposes of the lands of such county park commission, and as may be agreed upon between the contracting parties. The county park commission may contract with any municipality, for any of said purposes whether or not the municipality owns the water supply system or other utility involved.
N.J.S. § 40:37-145