Please note that this site is an archive. The most up-to-date material is at: https://scar.org/science/geo .

SCAR GSSG - GIANT Permanent Tide Gauge Observatory Sites

Updated: 

Permanent Tide Gauge Observatory Sites


Please choose the site you are interested in from the map below.

Click on the dot to find out more information about each observatory.

Tide Gauge stations shown in red are those in operation - according to information that has been supplied by the International Hydrographic Organisation (IHO) - publication S-59, 3rd Edition, March 1998.

Tide Gauge stations shown in blue are those in operation - according to information that has been supplied by other organisations.

Permanent Tide Gauge Observatory Sites in Antarctica

More information on Tide Gauges can be found at the following sites: