Hobølelva
Encyclopedia
Hobølelva is a river rising in Sværsvann
in Oslo
, until joining Lake Vansjø
in Østfold
. Hobølelva is the largest of the four tributaries of Vansjø, and flows into Vansjø at an average of 5.4 m³/s
.
Sværsvann
Sværsvann is a lake in the southeast of Oslo, Norway. The lake drains off into the river Hobølelva. The lake's surrounding areas are mostly residential. Sværsvann is a popular bathing place, and the name is believed to origin from "Sværd Vandet", which means "Sword Water", because a sword was once...
in Oslo
Oslo
Oslo is a municipality, as well as the capital and most populous city in Norway. As a municipality , it was established on 1 January 1838. Founded around 1048 by King Harald III of Norway, the city was largely destroyed by fire in 1624. The city was moved under the reign of Denmark–Norway's King...
, until joining Lake Vansjø
Vansjø
Vansjø is a lake in the municipalities of Moss, Råde, Rygge, Våler in Østfold county, Norway. The lake is fed by the river Hobølelva. The lake has an area of 36.9 km² and an estimated coastline of about 250 km. Etymologically the name likely derives from "Varna sjor", the ancient name of...
in Østfold
Østfold
is a county in southeastern Norway, bordering Akershus and southwestern Sweden , while Buskerud and Vestfold is on the other side of the bay. The seat of the county administration is Sarpsborg, and Fredrikstad is the largest city.Many manufacturing facilities are situated here. Moss and...
. Hobølelva is the largest of the four tributaries of Vansjø, and flows into Vansjø at an average of 5.4 m³/s
Cubic metres per second
A cubic metre per second is a derived SI unit of flow rate equal to that of a stere or cube with sides of one metre in length exchanged or moving each second...
.