Data Set ID:

Aquarius L3 Weekly Polar-Gridded Sea Surface Salinity, Version 4

This data set consists of weekly gridded Level-3 products of Aquarius L-band radiometer Sea Surface Salinity (SSS) retrievals from the Aquarius/Satélite de Aplicaciones Científicas (SAC-D) mission, developed collaboratively between the U.S. National Aeronautics and Space Administration (NASA) and Argentina's space agency, Comisión Nacional de Actividades Espaciales (CONAE).

Version Summary:

Version 4 of Aquarius L3 Weekly Polar-Gridded Sea Surface Salinity utilizes Version 3 of the PO.DAAC Level-2 Aquarius SSS as input data. This is the first version available from NSIDC.

Get Data

Reverb: NASA search and order tool for subsetting, reprojecting, and reformatting data.

Geographic Coverage

Data Set Tabs

Temporal Coverage:
  • 2011-08-25 to 2015-06-07
Temporal Resolution:
7 day
Spatial Coverage:
  • N: -50, S: -79, E: 180, W: -180

  • N: 87.4, S: 50, E: 180, W: -180

Spatial Resolution:
  • 36 km x 36 km
  • Sea Ice > Sea Ice Concentration > Ice Fraction
  • Salinity/Density > > Sea Surface Salinity
Data Format(s):
  • HDF
Data Contributor(s): Ludovic Brucker, Emmanuel Dinnat, Lora Koenig

We kindly request that you cite the use of this data set in a publication using the following citation. For more information, see Use and Copyright.

Brucker, L., E. Dinnat, and L. Koenig. 2014. Aquarius L3 Weekly Polar-Gridded Sea Surface Salinity, Version 4. [indicate subset used]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center.

Questions? Please contact:

NSIDC User Services
Phone: 1 303 492-6199
Fax: 1 303 492-2468
Contact Address:
National Snow and Ice Data Center
University of Colorado
City: Boulder
Province or State: CO
Postal Code: 80309-0449
Country: USA