ERS-1/2 SAR Level 0 and Level 1 High- and Medium Resolution products are available to users.

The High resolution Level 1 products are generated On-the-Fly (OTF) through the ESA (A)SAR Online Dissemination Service, using the latest available ESA PF-ERS processor. The OTF generated Level 1 products are not archived but are processed when a product is selected, usually becoming available within a few minutes:

• ERS-1/2 - SAR Level 1 Precision Image Product
• ERS-1/2 - SAR Level 1 Single Look Complex Image Product

A limited yearly quota of the SAR RAW / Level 0 (L0) products is available for direct download via the ESA (A)SAR Online Dissemination Service upon submission and approval of a data service request:

• ERS-1/2 - SAR Raw Image Product

The ERS Medium Resolution Level 1 data have been bulk processed from the Image Mode Level 0 pProduct using the ESA PF-ERS processor (v6.01). These Level 1 products have been archived and are available for direct download:

• ERS-1/2 - SAR Level 1 Medium Resolution Image Product

In addition, some ERS SAR Level 0 (L0) data over specific regions have been bulk processed to High Resolution Level 1 products with the ESA PF-ERS processor (v6.01*) The datasets from these Thematic collections are available for direct download:

• ERS SAR & Envisat ASAR Austria coverage - L1 (IM)
• ERS SAR & Envisat ASAR Italy volcanoes - L1 (IM)
• ERS SAR Svalbard coverage - L1 (IM)
• ERS SAR & Envisat ASAR Alaska mountains - L1 (IM/AP)
• ERS SAR & Envisat ASAR Alps mountains - L1 (IM/AP)
• ERS SAR & Envisat ASAR Iceland mountains - L1 (IM/AP)
• ERS SAR & Envisat ASAR Pyrenees mountains - L1 (IM/AP)
• ERS SAR & Envisat ASAR Scandinavia mountains - L1 (IM/AP)

A full listing of the ERS SAR product collections is available in the ESA (A)SAR Dissemination Service.

To download these products, users will need to log in using their ESA EO Sign In account. Detailed description, characteristics and information on how to access the data are provided on each of the collection pages listed above.

All products are available in Envisat format. For more information, download the Product Specification for ERS products supplied in Envisat format.

Note: due to quality issues, no ERS SAR Wave products are available.

For further support or information, please contact EOHelp.