Hamid-Reza Masoudi, an official for the contractor responsible, said all wells on platforms 19A and 19C have been drilled.
Phase 19 is designed to recover 56 MMcm/d (2 bcf/d) of sour gas.
Reza Forouzesh, an official with the contractor charged with thephases 15 and 16 developments, told Shana production from these phases is expected to reach 40 MMcm/d (1 bcf/d), up from the current 33 MMcm/d (1 bcf/d).