The tide gauge of Palma de Mallorca is located in the western part of the harbour and it measures the sea level from 1997 onwards. Note that another station (PSMSL ID 1087) was recording data from 1964 to 1966 in a near location.

The tidal gauge of Algeciras is located at the harbour and it measures sea level from November 2006 onwards. This station is a replacement gauge for the former Algeciras tide gauge (PSMSL ID 490) with records from 1943 to 2002.

The tidal gauge of Cádiz is currently located at the harbour and it measures the sea level from 1961 onwards.

The tidal gauge of Algeciras was located at the harbour and it measured sea level from 1943 to 2002. A new tide gauge (PSMSL ID 2117) replaced this stations with records from 2006 onwards.

The tide gauge of Ceuta is located in the harbour and it measures the sea level from 1944 onwards.

The tide gauge of Tarifa is located in the harbour and it measures the sea level from 1943 onwards.

The tide gauge of Palma de Mallorca is located in the eastern part of the harbour and it measures the sea level from 1964 to 1966. Note that another station (PSMSL ID 1892) was recording data from 1997 onwards in a near location.

The tide gauge of Arrecife (Lanzarote) is located in the eastern part of the harbour and it measures the sea level from 1949 onwards.

The tidal gauge of Málaga is located at the harbour and it measures sea level from 1943 onwards, with a gap between 1959 and 1961.

The tide gauge at Santander operates from 1943 onwards.