Cap de la Hague, a low point fronted by drying rocks, is located 3.2 miles N of Nez de Jobourg . Dangers extend up to about 0.8 mile seaward on the N side and about 1.5 miles on the W side of the cape. A signal station, consisting of a white tower and a dwelling, stands on the N extremity.
The approach to Cap de la Hague is very dangerous, especially at certain hours when the tidal currents flow towards the many dangers bordering the cape.
When approaching Cap de la Hague from the W, after having identified Casquets and Alderney, vessels will first sight the high land terminating SW in the promontory of Nez de Jobourg.
About 2.5 miles E of Nez de Jobourg, the hills are dominated by a conspicuous chimney, 100m high, standing at a nuclear reprocessing plant. It is reported that this chimney can be easily identified on radar, when approaching from the W, before the surrounding land appears above the The structure of Cap de la Hague Light is prominent but not conspicuous against the background of the land.
In fog, Fosse de la Hague, with depths of 70 to 105m, gives an indication of the approach to the cape. This deep area lies centered about 2.5 miles N of Cap de la Hague and its S edge is located only about 1 mile N of the outermost dangers.