Shell signed the PSC for block 4 on 20 Feb â18 after 2 years of negotiations for what has become a 7-year contract (3 phases). The permit covers 2,265 sq km onshore in the Ionian Zone. Commitments include 125 km of 2D seismic + reprocessing of the same amount in phase 1,Â  300km of 2D + reprocessing of 200km + an optional 3,000m well in phase 2,Â  1 well in phase 3. The award will be effective upon gazettal.  
Shell (100%) was formally awarded the Block 04 PSC.