OSCARSBORG

Documentation added 1991-06-11

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

Documentation added 1993-10-06

DATA UP TO 1986 FROM AUTHORITY CODE 03

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.