Alaska Satellite Facility
Delivering Remote Sensing Data Since 1991

Satellite data products are available to users through ASF under NASA's open-access data policy. These data products are available for direct download. View downloaded GeoTIFFs in GIS software such as QGIS (open source) or ArcGIS.

ImageTitlePlatformLocationTime FrameSizeDownload
High resolution map of Alaska wetlands derived from ALOS PALSAR synthetic aperture radar (SAR) dataAmazon Basin Inundation PALSAR (MEaSUREs)

ALOS PALSAR ScanSAR -  Open water and vegetation inundation of the Amazon Basin 2006-2011; 100m resolution; GeoTIFF tiles, named by UTM zone location.

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ALOS PALSARAmazon2006-2011Varies: .5 - 28GB

17L, 17M, 17N, 17P, 18L, 18M, 18N, 18P, 19L, 19M, 19N, 19P, 20K, 20L, 20M, 20N, 20P, 21K, 21L, 21M, 21N, 21P, 22K, 22L, 22M, 22N, 23L, 23M

 Product map

High resolution map of Alaska wetlands derived from ALOS PALSAR synthetic aperture radar (SAR) dataAlaska Wetlands Map (MEaSUREs)

ALOS PALSAR - High-resolution map of Alaska wetlands, published in 2015.

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ALOS PALSAR (derived)Alaska200735 MB

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Alaska wetlands map developed with JERS-1 synthetic aperture radar (SAR)Alaska Wetlands Map (MEaSUREs)

JERS-1 - Landmark, high-resolution map of Alaska wetlands, published in 2009.

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JERS-1 (derived)AlaskaPrimarily summer & winter, 1993 to 199820 MB

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Coarse resolution Inundated Wetlands (MEaSUREs): GeoTIFFAMSR-EGlobal2002-200972 MBDownload 
Coarse resolution Inundated Wetlands (MEaSUREs): ENVI.AMSR-EGlobal2002-200986 MBDownload

South America Wetland Animation (MEaSUREs)

Animation of wetland extent derived from ALOS ScanSAR data. ALOS ScanSAR prototype classification. Tile UTM Zone 19M.

ALOS ScanSARSouth AmericaJan.-2007 to Oct.-2008100 MBDownload
Amazon Low Flood JERS-1 L-Band SAR Image Mosaic

The entire Amazon basin was acquired in a single sweep during the generally low flood time of the Amazon River in late 1995.

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JERS-1 L-Band SARSouth AmericaLate 1995860 MBDownload
Amazon High Flood JERS-1 L-Band SAR Image Mosaic

The entire Amazon Basin was acquired in mid-1996 during a high flood period of the Amazon river.

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JERS-1 L-Band SARSouth AmericaMid-1996860 MBDownload

North America JERS-1 Winter Texture Mosaic

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JERS-1North America1997-19981 GBDownload
North America JERS-1 Summer Backscatter Mosaic

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JERS-1North America19981.2 GBDownload
North America JERS-1 Summer Texture Mosaic

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JERS-1North America19981.3 GBDownload
Get SAR Data

Get SAR Data

Select and download SAR data online using Vertex.

Use the ASF API for downloading SAR data via a command line.