Data produced as part of ESA Terrafirma project. The PSI processing has been carried out by TRE ([email protected]). PSI processing used 48 scenes of ERS-1 ERS-2 data. Number of of points = 61361, Point density = 19.1 PS/km2, Reference point location is lon: 22.4996762216, lat: 37.9686164438. Terrafirma service providers have been validated by the ESA funded ValProj (http://www.terrafirma.eu.com/product_validation.htm) and passed an assessment to be a certified service provider.