N.J. Stat. § 58:11-41
In case any water supply system or sewerage facilities or any part thereof is about to be, or is, or has been, erected or installed after the effective date of this act in violation of any of the provisions of this act as aforesaid, such erection or installation is hereby declared to be a nuisance and the State department or the board having jurisdiction in the municipality in which the realty improvement is situate, may institute a civil action for an injunction to prohibit the further violations of this act in any court of competent jurisdiction, which court shall have power to order an abatement of such nuisance, and to prevent its further maintenance, and any further violation of this act, by injunction or otherwise according to the practice of said court, and the court may proceed in a summary manner.
N.J.S. § 58:11-41