The Visible Infrared Imaging Radiometer Suite (VIIRS) Version 1 (Collection 1) data sets was retired from the NSIDC DAAC on April 8, 2025. Data from Collection 1 is no longer accessible, but all related documentation will remain available on the data set web page for future reference. We recommend using VIIRS Version 2 (Collection 2) of these data sets.
The NSIDC DAAC provides access to the VIIRS Version 2 (Collection 2) data and documentation at the following location: NSIDC DAAC VIIRS Data Collection.