Before using SOCAT data products, please read the Data Use Statement
Data Access
SOCAT version 4 data products are available in a variety of formats:
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Interactive viewers
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Interactive Gridded Data Viewer | |||||||||||||||||||||||||||||||||||||||||||||||||||||
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Synthesis and gridded files
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Synthesis files | Main source (NCEI) | GEOMAR Mirror (Zipped) |
All data | 2.9 Gb | 432 Mb |
Arctic data | 149 Mb | 22 Mb |
Coastal data | 1.2 Gb | 169 Mb |
Indian Ocean data | 41 Mb | 4 Mb |
North Atlantic data | 262 Mb | 41 Mb |
North Pacific data | 92 Mb | 15 Mb |
Southern Ocean data | 763 Mb | 115 Mb |
Tropical Atlantic data | 125 Mb | 20 Mb |
Tropical Pacific data | 318 Mb | 48 Mb |
Flag E data | 167 Mb | 25 Mb |
Instructions for reading synthesis files | 259 Kb |
Matlab code for reading synthesis files | 19 Kb |
Gridded files | Main source (NCEI) | BCDC Mirror (Zipped) |
Monthly Gridded | 1.4 Gb | 12 Mb |
Yearly Gridded | 137 Mb | 4 Mb |
Decadal Gridded | 15 Mb | 2 Mb |
Quarter-degree gridded monthly coastal | 165 Mb | 79 Mb |

Individual data sets in text format
Individual data set files are archived in Pangaea and can be downloaded in text format.
Text files | Main source (Pangaea) | GEOMAR Mirror |
All data sets | 554 Mb | 554 Mb |

Description
More description on SOCAT Version 4 can be found in the V4 release poster.
For a detailed description of data products, file formats and tools, see:
Recalculation
Recalculation in SOCAT V4 took place using Ferret scripts, based on Matlab codes by Are Olsen (University of Bergen/Bjerknes Centre for Climate Research). The Matlab codes can be obtained here.
Credits
For SOCAT V4 we would like to thank all SOCAT data contributors, quality controllers, members of the automation team and meeting participants:
Bakker, Dorothee C E; Pfeil, Benjamin; O’Brien, Kevin M; Currie, Kim I; Jones, Stephen D; Landa, Camilla S; Lauvset, Siv K; Metzl, Nicolas; Munro, David R; Nakaoka, Shin-Ichiro; Olsen, Are; Pierrot, Denis; Saito, Shu; Smith, Karl; Sweeney, Colm; Takahashi, Taro; Wada, Chisato; Wanninkhof, Rik; Alin, Simone R; Becker, Meike; Bellerby, Richard GJ; Borges, Alberto Vieira; Boutin, Jacqueline; Bozec, Yann; Burger, Eugene; Cai, Wei-Jun; Castle, Robert D; Cosca, Catherine E; DeGrandpre, Michael D; Donnelly, Matthew; Eischeid, Greg; Feely, Richard A; Gkritzalis, Thanos; González-Dávila, Melchor; Goyet, Catherine; Guillot, Antoine; Hardman-Mountford, Nicolas; Hauck, Judith; Hoppema, Mario; Humphreys, Matthew P; Hunt, Christopher W; Ibánhez, J Severino P; Ichikawa, Tadafumi; Ishii, Masao; Juranek, Lauren W; Kitidis, Vassilis; Körtzinger, Arne; Koffi, Urbain K; Kozyr, Alexander; Kuwata, Akira; Lefèvre, Nathalie; Lo Monaco, Claire; Manke, Ansley; Marrec, Pierre; Mathis, Jeremy T; Millero, Frank J; Monacci, Natalie; Monteiro, Pedro M S; Murata, Akihiko; Newberger, Timothy; Nojiri, Yukihiro; Nonaka, Isao; Omar, Abdirahman M; Ono, Tsuneo; Padín, Xose Antonio; Rehder, Gregor; Rutgersson, Anna; Sabine, Christopher L; Salisbury, Joe; Santana-Casiano, Juana Magdalena; Sasano, Daisuke; Schuster, Ute; Sieger, Rainer; Skjelvan, Ingunn; Steinhoff, Tobias; Sullivan, Kevin; Sutherland, Stewart C; Sutton, Adrienne; Tadokoro, Kazuaki; Telszewski, Maciej; Thomas, Helmuth; Tilbrook, Bronte; van Heuven, Steven; Vandemark, Doug; Wallace, Douglas WR, and Woosley, Ryan.
Groups
SOCAT quality control is carried out by regional working groups with a global group for coordination.
The groups for SOCAT Version 4 can be found here.