Station Information

Station ID: 33
Latitude: 59.678073
Longitude: 10.604861
Coastline code: 40
Station code: 331
Country: NORWAY
Time span of data: 1872 – 2023
Completeness (%): 48
Date of last update: 18 Jan 2024

Green Arrow: Current Station
Yellow Marker: Neighbouring RLR Station
Red Marker: Neighbouring Metric Station

Please note: In many cases, the station position in our database is accurate to only one minute. Thus, the tide gauge may not appear to be on the coast.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: OSLS
Nearby Real Time Stations from VLIZ: osca

Station Documentation

Link to RLR information.

Documentation added 1991-06-11

Oskarsborg 040/331 RLR(1964) is 9.5m below BMG35N 138

Documentation added 1993-10-06


Documentation added 1995-03-30

tide gauge network modernised, new equipment installed in 1990

Documentation added 2009-01-28

Following the input of revised data values station made Metric awaiting datum information.

Documentation added 2009-04-06

2007/8 mean sea level values entered as METRIC only awaiting confirmation of a datum query.

Documentation added 2010-07-20

The Norwegian Mapping Authority has revised all their datasets. Information was downloaded from the website. The Primary TGBM is now G35 N138 4.488m above TGZ. RLR was re-calculated using 2008 as the RLR year. The RLR factor is now 5.112m while RLR (2008) is 9.6m below TGBM G35 N138.

Documentation added 2012-09-05

For information of sea level rise along the Norwegian coast, see paper
" Contributions to sea level variability along the Norwegian coast 1960-2010 " by K Richter, J.E.O. Nilsen and H Drange.

Documentation added 2018-01-30

Using updated data values supplied by the Norwegian Mapping Authority data values for November 1990, February and March 1996 and March, April and May2008 have been revised.

Data Authority

Norwegian Mapping Authority
Hydrographic Service
Po. Box 60
4001 Stavanger