The Spot is a beach of 17 km.
At about 170 km at the north of noumea the capital, Poe beach (Bourail) is a great lagoon with no deep water, perfect for beginning with an side on shore wind.
So you arrive from noumea or the airport to bourail, just before bourail turn on your left and go straight untill the end, you arrive on the beach after 15 km.