The Alna River''Berlitz: Oslo Pocket Guide''. 2013. London: Berlitz. ( no, Alnaelva) is a river that runs through

Oslo Oslo ( , , or ; sma, Oslove) is the capital and most populous city of Norway. It constitutes both a county and a municipality. The municipality of Oslo had a population of in 2022, while the city's greater urban area had a population of ...

, Norway, from

Alnsjøen Alnsjøen (also called Alunsjøen) is a lake in Lillomarka in Oslo, Norway. The lake is drained by the Alna River to the Oslofjord. The surrounding area was utilized for copper mining during the 18th century. The lake functions as a minor water re ...

to the

Oslo Fjord The Oslofjord (, ; en, Oslo Fjord) is an inlet in the south-east of Norway, stretching from an imaginary line between the and lighthouses and down to in the south to Oslo in the north. It is part of the Skagerrak strait, connecting the Nor ...

Bjørvika Bjørvika is a neighborhood in the Sentrum borough of Oslo, Norway. The area is an inlet in the inner Oslofjord, situated between Gamlebyen and Akershus Fortress. It serves as an outlet for the river Akerselva. Since the 2000s, it has been und ...

. It also drains Breisjøen, Steinbruvann, Tokerudbekken, and

Østensjøvannet Østensjøvannet () is a lake located in the Østensjø borough in Oslo, Norway. It is well known for the wide variety of birds and other wildlife that can be found there. It is currently a wildlife preserve, though urban development posed a ser ...

. It runs through the boroughs of

Gamle Oslo Gamle Oslo is a borough of the city of Oslo, Norway. The name means "Old Oslo", and the district contains Old Town. The borough has several landmarks and large parks, including the Edvard Munch Museum, the Botanical Gardens and a medieval park. ...

Nordstrand Nordstrand may refer to: Places ;Germany * Nordstrand, Germany, a peninsula in Germany * Nordstrand (Amt), a former municipality in Nordfriesland, Germany ;Norway * Nordstrand, Norway, a borough in Oslo, Norway * Søndre Nordstrand, a borough in ...

Helsfyr Helsfyr () is a residential and industrial neighborhood in Oslo. It is located in Oslo's East End, in the administrative borough of Gamle Oslo. The neighborhood is named after ''Helsfyr gård'', which name is possibly originating from Low Saxon ...

Østensjø Østensjø () is a borough of the city of Oslo, Norway. The borough is in the southeastern part of Oslo. It is well known for its proximity to the forested area of Østmarka, a popular resort and hiking area for the citizens of Oslo and Løren ...

Alna Alna is a borough of the city of Oslo, Norway. It is named after the River Alna, which flows through it. The borough consists of the following neighborhoods: * Alnabru * Ellingsrud * Furuset * Haugerud * Hellerud * Lindeberg * Trosterud * Tve ...

, and

Grorud Grorud is a borough of the city of Oslo, Norway. The borough contains the Ammerud, Grorud, Kalbakken, Rødtvet, Nordtvet and Romsås areas. To the north of the borough is the forest of Lillomarka. The borough is the smallest in Oslo, with fewer ...

. Large sections of the river run in

culvert A culvert is a structure that channels water past an obstacle or to a subterranean waterway. Typically embedded so as to be surrounded by soil, a culvert may be made from a pipe, reinforced concrete or other material. In the United Kingdom ...

s and the river is highly polluted, partially because it is used as a sewer drain. The Municipality of Oslo is creating linked walking trails and green spaces along the length of the Alna.

References

Rivers of Oslo Rivers of Norway {{Norway-river-stub