Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily

coastwatch.noaa.gov:noaacwNPPVIIRSchlanomdifDaily Project: Ocean Color Science Team (NOAA/NESDIS/STAR/OCST) Name: NOAA CoastWatch Email: coastwatch.info@noaa.gov Institution: NOAA NESDIS STAR InfoURL: https://coastwatch.noaa.gov Source URL: (local files) NOAA NESDIS STAR NOAA CoastWatch coastwatch.info@noaa.gov Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Unknown raster digital data College Park, MD, USA ERDDAP, version 2.29.0, at NOAA.GOV NOAA.GOV STAR IT ERDDAP administrator Mailing and Physical Address

5830 University Research CT

College Park MD 20740 USA +1 301 683 3503 coastwatch.info@noaa.gov https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph https://coastwatch.noaa.gov/erddap/wms/noaacwNPPVIIRSchlanomdifDaily/request https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Download data: Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily A web page for specifying a subset of the dataset and downloading data in any of several file formats. download data https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph Make a graph or map: Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily A web page for creating a graph or map of the data. download graph or map https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily OPeNDAP service: Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily The base URL for the OPeNDAP service. Add .html to get a web page with a form to download data. Add .dds to get the dataset's structure. Add .das to get the dataset's metadata. Add .dods to download data via the OPeNDAP protocol. OPeNDAP https://coastwatch.noaa.gov Background information: Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Background information for the dataset. background information https://coastwatch.noaa.gov/erddap/wms/noaacwNPPVIIRSchlanomdifDaily/request WMS service: Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily The base URL for the WMS service for this dataset. WMS Ocean Color Science Team (NOAA/NESDIS/STAR/OCST) Visible and Infrared Imager/Radiometer Suite/Suomi-NPP (VIIRSN) Level-3 Equidistant Cylindrical Mapped Image Unknown https://coastwatch.noaa.gov 20200101 20260302 ground condition Complete As needed -179.9896 179.9896 89.76459 -89.76459 NASA Global Change Master Directory (GCMD) Science Keywords altitude anomaly chlor_a_diff chlorophyll chlorophyll_a_anomaly color composite cylindrical daily data day enviro nmental equidistant image imager imager/radiometer imaging information infrared level level-3 mapped minus national nesdis noaa npp ocean ocean color orbiting partnership polar polar-orbiting radiometer satellite service star suite suite/suomi-npp suomi time v iirsn viirs viirs-n visible NetCDF Climate and Forecast (CF) Metadata Convention time altitude latitude longitude chlorophyll_a_anomaly None. These data may be redistributed and used without restriction. NOAA NESDIS STAR NOAA CoastWatch Unknown Mailing and Physical Address

Unknown

Unknown Unknown Unknown Unknown Unknown coastwatch.info@noaa.gov https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph Web page to make a customized map or graph of the data HTML Unknown Unknown Unknown Unknown /data/data369/hgu/v224/bin/l3mapgen par=/data/data652/coastwatch/oc/L3/scripts/bin/../config/l3mapgen_par_chlor_a_diff ifile=/data/data652/coastwatch/oc/L3/scripts/bin/../temp/Config_chlor_a_diff_nrt/infile_l3p_2km_G.nc ofile=/data/data369/viirs/L3map/2026/03/02/V2026061_D1_NRT_WW00_chlor_a_diff.nc Wed Mar 4 18:15:37 2026 Unknown : /data/data652/coastwatch/oc/L3/scripts/bin/l3cnvtr /data/data369/viirs/L3map/2026/03/02/V2026061_D1_NRT_WW00_chlor_a_diff.nc /data/aftp/socd1/mecb/coastwatch/viirs/nrt/L3/global/chlora/anom/WW00/2026/V2026061_D1_NRT_WW00_chloradiff.nc Unknown Raster float Grid Cell 8619 17282 1 0.02083188 0.02083092 Decimal degrees D_WGS_1984 WGS_1984 6378137.000000 298.257224 Unknown Unknown meters Explicit elevation coordinate included with horizontal coordinates NOAA.GOV STAR IT ERDDAP administrator Mailing and Physical Address

5830 University Research CT

College Park MD 20740 USA +1 301 683 3503 coastwatch.info@noaa.gov ERDDAP, version 2.29.0: get metadata; download data; make graphs and maps. These data may be redistributed and used without restriction. .asc 1 View OPeNDAP-style ISO-8859-1 comma-separated text. https://docs.opendap.org/index.php/UserGuideOPeNDAPMessages#ASCII_Service https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .croissant 1 Download the dataset croissant schema. https://docs.mlcommons.org/croissant/docs/croissant-spec.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .csv 1 Download a ISO-8859-1 comma-separated text table (line 1: names; line 2: units; ISO 8601 times). https://en.wikipedia.org/wiki/Comma-separated_values https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .csv0 1 Download a ISO-8859-1 .csv file without column names or units. Times are ISO 8601 strings. https://en.wikipedia.org/wiki/Comma-separated_values https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .csvp 1 Download a ISO-8859-1 .csv file with line 1: name (units). Times are ISO 8601 strings. https://en.wikipedia.org/wiki/Comma-separated_values https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .das 1 View the dataset's metadata via an ISO-8859-1 OPeNDAP Dataset Attribute Structure (DAS). https://docs.opendap.org/index.php/UserGuideOPeNDAPMessages#Dataset_Attribute_Structure https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .dds 1 View the dataset's structure via an ISO-8859-1 OPeNDAP Dataset Descriptor Structure (DDS). https://docs.opendap.org/index.php/UserGuideOPeNDAPMessages#Dataset_Descriptor_Structure https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .dods 1 OPeNDAP clients use this to download the data in the DODS binary format. https://docs.opendap.org/index.php/UserGuideOPeNDAPMessages#Data_Transmission https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .esriAscii 1 Download an ISO-8859-1 ESRI ASCII file (latitude longitude data only; longitude must be all below or all above 180). https://en.wikipedia.org/wiki/Esri_grid https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .fgdc 1 View the dataset's UTF-8 FGDC .xml metadata. https://www.fgdc.gov/standards/projects/FGDC-standards-projects/metadata/base-metadata/index_html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .htmlTable 1 View a UTF-8 .html web page with the data in a table. Times are ISO 8601 strings. https://www.w3schools.com/html/html_tables.asp https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .iso19115 1 View the dataset's ISO 19115/19139 UTF-8 .xml metadata using the version default for this server. https://en.wikipedia.org/wiki/Geospatial_metadata https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .iso19115_2 1 View the dataset's ISO 19115-2/19139 UTF-8 .xml metadata. https://en.wikipedia.org/wiki/Geospatial_metadata https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .iso19115_3_2016 1 View the dataset's ISO 19115-3:2016 UTF-8 .xml metadata. https://en.wikipedia.org/wiki/Geospatial_metadata https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .iso19139_2007 1 View the dataset's ISO 19139:2007 UTF-8 .xml metadata. https://en.wikipedia.org/wiki/Geospatial_metadata https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .itx 1 Download an ISO-8859-1 Igor Text File. Each axis variable and each data variable becomes a wave. https://www.wavemetrics.net/doc/igorman/II-09%20Data%20Import%20Export.pdf https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .json 1 View a table-like UTF-8 JSON file (missing value = 'null'; times are ISO 8601 strings). https://www.json.org/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .jsonlCSV 1 View a UTF-8 JSON Lines CSV file without column names (mv = 'null'; times are ISO 8601 strings). https://jsonlines.org/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .jsonlCSV1 1 View a UTF-8 JSON Lines CSV file with column names on line 1 (mv = 'null'; times are ISO 8601 strings). https://jsonlines.org/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .jsonlKVP 1 View a UTF-8 JSON Lines file with Key:Value pairs (missing value = 'null'; times are ISO 8601 strings). https://jsonlines.org/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .mat 1 Download a MATLAB binary file. https://www.mathworks.com/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .nc 1 Download a NetCDF-3 binary file with COARDS/CF/ACDD metadata. https://www.unidata.ucar.edu/software/netcdf/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .ncHeader 1 View the UTF-8 header (the metadata) for the NetCDF-3 .nc file. https://linux.die.net/man/1/ncdump https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .nccsv 1 Download a NetCDF-3-like 7-bit ASCII NCCSV .csv file with COARDS/CF/ACDD metadata. https://erddap.github.io/docs/user/nccsv-1.20 https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .nccsvMetadata 1 View the dataset's metadata as the top half of a 7-bit ASCII NCCSV .csv file. https://erddap.github.io/docs/user/nccsv-1.20 https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .ncml 1 View the dataset's structure and metadata as a UTF-8 NCML .xml file. https://docs.unidata.ucar.edu/netcdf-java/current/userguide/ncml_overview.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .ncoJson 1 Download a UTF-8 NCO lvl=2 JSON file with COARDS/CF/ACDD metadata. https://nco.sourceforge.net/nco.html#json https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .odvTxt 1 Download time,latitude,longitude,otherVariables as an ODV Generic Spreadsheet File (.txt). https://odv.awi.de/en/documentation/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .parquet 1 Download as a parquet file. Metadata contains column names ("column_names") and units ("column_units"). https://parquet.apache.org/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .parquetWMeta 1 Download as a parquet file with detailed metadata. https://parquet.apache.org/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .timeGaps 1 View a UTF-8 list of gaps in the time values which are larger than the median gap. https://coastwatch.pfeg.noaa.gov/erddap/griddap/documentation.html#timeGaps https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .tsv 1 Download a ISO-8859-1 tab-separated text table (line 1: names; line 2: units; ISO 8601 times). https://jkorpela.fi/TSV.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .tsv0 1 Download a ISO-8859-1 .tsv file without column names or units. Times are ISO 8601 strings. https://jkorpela.fi/TSV.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .tsvp 1 Download a ISO-8859-1 .tsv file with line 1: name (units). Times are ISO 8601 strings. https://jkorpela.fi/TSV.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .wav 1 Download a .wav audio file. All columns must be numeric and of the same type. https://en.wikipedia.org/wiki/WAV https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .xhtml 1 View a UTF-8 XHTML (XML) file with the data in a table. Times are ISO 8601 strings. https://www.w3schools.com/html/html_tables.asp https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. download https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.html Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for accessing metadata and downloading data. information .geotif 1 View a grayscale GeoTIFF .tif file (for latitude longitude data; longitude must be all below or all above 180). https://trac.osgeo.org/geotiff/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for making a graph or map. graphing .kml 1 View a Google Earth .kml file (for latitude, longitude data only). https://developers.google.com/kml/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for making a graph or map. graphing .largePdf 1 View a large .pdf image file with a graph or map. https://www.adobe.com/acrobat/about-adobe-pdf.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for making a graph or map. graphing .largePng 1 View a large .png image file with a graph or map. http://www.libpng.org/pub/png/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for making a graph or map. graphing .pdf 1 View a standard, medium-sized .pdf image file with a graph or map. https://www.adobe.com/acrobat/about-adobe-pdf.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for making a graph or map. graphing .png 1 View a standard, medium-sized .png image file with a graph or map. http://www.libpng.org/pub/png/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for making a graph or map. graphing .smallPdf 1 View a small .pdf image file with a graph or map. https://www.adobe.com/acrobat/about-adobe-pdf.html https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for making a graph or map. graphing .smallPng 1 View a small .png image file with a graph or map. http://www.libpng.org/pub/png/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for making a graph or map. graphing .transparentPng 1 View a .png image file (just the data, without axes, landmask, or legend). http://www.libpng.org/pub/png/ https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph https://coastwatch.noaa.gov/erddap/griddap/noaacwNPPVIIRSchlanomdifDaily.graph Chlorophyll-a Anomaly (difference), NOAA S-NPP VIIRS, Near Real-Time, 2km Global WW00, Daily Web page for making a graph or map. graphing None 20260304 NOAA.GOV STAR IT ERDDAP administrator Mailing and Physical Address

5830 University Research CT

College Park MD 20740 USA +1 301 683 3503 coastwatch.info@noaa.gov Content Standard for Digital Geospatial Metadata: Extensions for Remote Sensing Metadata FGDC-STD-012-2002 universal time None. These data may be redistributed and used without restriction.