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Ocean Color Data Access and Tools

NASA has ocean color datasets that help researchers study the composition of ocean water and the processes that take place within it. Access a range of data and data tools such as AppEEARS, SeaDAS, and Giovanni to make the most of ocean color data.

Ocean Color Datasets

Dataset Sort descending Version Platforms Instruments Temporal Extent Spatial Extent Spatial Resolution Data Format
NASA Ocean Biogeochemical Model assimilating satellite chlorophyll data global daily VR2017 (NOBM_DAY) at GES DISC R2017 NOBM NOT APPLICABLE 1998-01-01 to 2015-12-31

N: 72 S: -84 E: 180 W: -180

NASA Ocean Biogeochemical Model assimilating satellite chlorophyll data global monthly VR2017 (NOBM_MON) at GES DISC R2017 NOBM NOT APPLICABLE 1998-01-01 to 2015-12-31

N: 72 S: -84 E: 180 W: -180

Nimbus-7 CZCS Level-2 Regional Ocean Color (OC) Data, version 2022.0 2022.0 Nimbus-7 CZCS 1978-10-30 to 1986-06-22

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-20 VIIRS Level-2 Regional Ocean Color (OC) - Near Real-time (NRT) Data, version 2022.0 2022.0 NOAA-20 VIIRS 2017-11-29 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-20 VIIRS Level-2 Regional Ocean Color (OC) Data, version 2022.0 2022.0 NOAA-20 VIIRS 2017-11-29 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-20 VIIRS Level-4 Global Binned Apparent Visible Wavelength (AVW) Data, version 2022.0 2022.0 NOAA-20 VIIRS 2017-11-29 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-20 VIIRS Level-4 Global Mapped Apparent Visible Wavelength (AVW) Data, version 2022.0 2022.0 NOAA-20 VIIRS 2017-11-29 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-21 VIIRS Level-2 Regional Ocean Color (OC) - Near Real-time (NRT) Data, version 2025.0 2025.0 NOAA-21 VIIRS 2022-11-10 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-21 VIIRS Level-2 Regional Ocean Color (OC) Data, version 2025.0 2025.0 NOAA-21 VIIRS 2022-11-10 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
NOAA-21 VIIRS Level-4 Global Binned Apparent Visible Wavelength (AVW) Data, version 2025.0 2025.0 NOAA-21 VIIRS 2022-11-10 to Present

N: 90 S: -90 E: 180 W: -180

netCDF-4
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Ocean Color Data Tools

Tool Sort descending Description Services
Ocean Color Level 3 and 4 Browser The Ocean Color Level 3 and 4 Browser allows users to view, download, or order global composites at various spatial and temporal scales (level 3) or get results from analyses of lower-level data (level 4). Analysis, Search and Discovery, Visualization
SeaDAS Sea, earth, atmosphere Data Analysis System (SeaDAS) is a comprehensive image analysis package for the processing, display, analysis, and quality control of ocean color data. Analysis, Visualization, Processing
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