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.
Harwich 170/073 RLR(1965) is 8.9m below BM TM2617 3277
Documentation added 1992-04-01
Several problems with the gauge 1975-76, no RLR values
Documentation added 1994-09-20
A Lege stilling well gauge was installed in 1953, replaced by another Lege in June 1966, and a Lege (with a Munro transmitter) at a new site in February 1975.
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from the University of Nottingham web site: http://ukcogr.iessg.nottingham.ac.uk/~eosi/ 1976 gauge site discountinued superceded by Felixstowe Prior to 1962 values based on 8 readings per day
Documentation added 2014-07-03
04.12.2013 TGI were at site to carry out general maintenance.
Documentation added 2015-05-06
There were problems with channel blocking throughout the year. There were no site visits and no levelling during 2014.
Data Authority
British Oceanographic Data Centre National Oceanography Centre Joseph Proudman Building, 6 Brownlow Street Liverpool L3 5DA