BENCH MARK INFORMATION 22 SEPTEMBER 1993 FISHGUARD II RLR(1990) is 12.2m below BM SM 9534 3918
Documentation added 1994-07-20
An "A Class" bubbler gauge installed in June 1988.
Documentation added 2001-01-02
Recent work on vertical land movements in the UK can be found from the University of Nottingham web site: http://ukcogr.iessg.nottingham.ac.uk/~eosi/
Documentation added 2013-05-09
Site was levelled on 09.03.2013. On inspection both full tide sensors were found to be in mud both recording ~40mm high. As both full tide channels were buried in silt. MSL values re-computed back to September 2010. As a result 2011/12 data have been deleted.
Documentation added 2014-07-03
On 18.07.2013 TGI were on site to carry out general maintenance and clear the silted pressure points.
Documentation added 2015-05-06
Some readings during April 2014 were ~40mm high. TGI were at site 06.11.14 for general maintenance and to change the compressor. No levelling was carried out during 2014.
British Oceanographic Data Centre National Oceanography Centre Joseph Proudman Building, 6 Brownlow Street Liverpool L3 5DA