Data


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Data Notes



Extracted from Database

29 May 2023

MILFORD HAVEN (HAKIN)

Station Information

Station ID: 1700
Latitude: 51.707389
Longitude: -5.051528
Coastline code: 170
Station code: 182
Country: UNITED KINGDOM
Time span of data: 1987 – 2022
Completeness (%): 82
Date of last update: 01 Feb 2023

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.

Tide Gauge Data

Plot of monthly mean sea level data at MILFORD HAVEN (HAKIN).

Link to larger image of monthly data plot.
Download monthly mean sea level data.

Plot of annual mean sea level data at MILFORD HAVEN (HAKIN).

Link to larger image of annual data plot.
Download annual mean sea level data.

Download metric sea level data. Use only with extreme caution.
NOTE: If some of the data are red in the plots above, the 'flag for attention' is set. Please see the documentation below.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: ANLX
Nearby Real Time Stations from VLIZ: mhav

Station Documentation

Link to RLR information.

Documentation added 1993-09-22

Milford Haven (Hakin) 170/182 RLR(1992) is 20.0m below TGBM SM 8921 0536

Documentation added 1994-07-20

An "A Class" bubbler was installed in December 1989. Prior to that various Munro systems had been used.

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 2006-11-29

Data for 1989 flagged due to spike Dec 1989.

Documentation added 2006-11-29

Gap in dataset 2003 - 2004 due to gauge malfunction.

Documentation added 2013-05-09

There are no MSL values for 2012. This is due to tube damage to the primary channel as a result it is recording approximately 40mm high.

Documentation added 2014-07-03

During the beginning of 2013 the primary channel was occasionally recording 40-50mm out. On a site visit on 10.03.2013 the channels were cleaned and the gauge operation checked. Another visit was carried out on 18.07.2013 for general maintenance and to change the compressor.

Documentation added 2015-06-02

During Jan-Mar values were erratic being +/-30mm. TGI were at site 07.11.14 to carry out general maintenance and to change the compressor.

Data Authority

British Oceanographic Data Centre
National Oceanography Centre
Joseph Proudman Building, 6 Brownlow Street
Liverpool
L3 5DA

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