A description of the sea level network in Finland can be found in 'Operational Oceanography: Implementation at the European and Regional scales. 2002 (pp.129-137)'. PRIOR TO 1971 FCODE=06 PRIOR TO 1983 GAUGE AT 61 08 N, 21 27 E
Documentation added 2012-01-09
The tide gauge at Rauma was moved during 1983. Levelling information recently supplied by the Finnish Meterological Institute confirms that benchmark P3 no longer exists. Primary benchmark is now 92403 4.089m above the gauge datum.
Documentation added 2019-11-27
From 2018 onwards the averages of the Finnish sea level data will be based on 1 min observations. Values are calculated in Finnish normal time (EET). The data are relative to the reference surface of the Finnish sea level observations and thus the datum is the tide gauge zero.
Finnish Meteorological Institute Marine Research, Waves and Sea Level Erik Palenin aukio 1 P.O. Box 503 FI - 00101 Helsinki