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Europe area SLA - Sea Level Anomalies

Types of dataset: Ssalto/Duacs along-track multimission altimeter products.
Contents: along-track sea surface heights computed with respect to a twenty-year mean.
Condition of access : The Copernicus Marine and Environment Monitoring Service (CMEMS) has taken over the whole processing and distribution of those products (formerly distributed by Aviso+ with no changes in the scientific content).
Description: along-track multi-mission altimeter satellite product homogeneous with other satellites available in near-real-time and in delayed-time.

  • The SLA Heights near-real time product is available during a few months at most. Note that contrary to what was distributed on Aviso+, those products are not sub-sampled, the user needs to do it himself (one point on two).

Geographic coverage: Europe area 21°N-66°N / -25°W-42°E including  Iberic-Biscaye-Ireland and Northwest shelves areas ; Baltic, Mediterranean and Black Seas).

Copyright : 1993 - ongoing EU Copernicus Marine Service

Transition of SLA products to CMEMS:

The detailed list of products concerned by the transition and links to CMEMS catalogue are available here.

Useful links on CMEMS website:




See also: DUACS Product validation & information

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