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.
The Colombian earthquake of 12 December 1979 caused the coast around Tumaco (station code 842/021) to subside up to 1.6m - see Herd et al. 1979, Science, 211, 441-445. PRIOR TO 1970 DATA SUPPLIED BY AUTHORITY CODE NO. 52 1973 - DATUM CHANGE MID-YEAR WHEN GAUGE RE-SITED, VALUES SEEM QUESTIONABLE DATA PRIOR TO 1985 RECEIVED FROM AUTHORITY A7
Documentation added 1994-04-20
1992: Jan- July and December data from digital gauge, Aug-Nov from Fuess gauge
Documentation added 1994-04-20
1993 Jan-Aug data from digital gauge, Sept-Nov from Fuess gauge
Documentation added 2004-10-05
data for 1997 on received from University of Hawaii Sea Level Center
Documentation added 2012-01-18
Using data from the latest UHSLC JASL cd the 'METRIC' dataset has been updated.Data values for 2001-2011 have been added to the dataset.
Documentation added 2015-11-04
Updated JASL data for 2011-2014 has been added to the 'Metric' plot.
Data Authority
I.D.E.A.M. Carrera 5a, No.15-80 Piso 18 Aa 18633 Santafe de Bogota Dc