Note, there are other places withe this name:
Wateringen, Flanders, Belgium
Wateringen is a town in the Dutch province of South Holland. It is a part of the municipality of Westland, and lies about 5 km southwest of The Hague. Until 2004 it was a separate municipality and covered an area of 8.93 km². The former municipality of Wateringen also included the town Kwintsheul. The village of "Wateringen" has a population of around 10,860. The statistical area "Wateringen", which also can include the surrounding countryside, has a population of around 13,880.