The NWO-oil port in the industrial area of the Rüstersieler Groden and the Voslapper Groden in the city of Wilhelmshaven in the state of Lower Saxony. The port belongs to the Nord-West Oelleitung GmbH. Its main purpose is the saving and distribution of mineral oil and gasoline. There are several industrial sites and power stations in the coastal region of the bay of Wilhelmshaven, which make the area an important infrastructure site