First exploratory well on NELP-IX Block CB-ONN-2010/11 was spudded on March 27, 2016, the company said in a statement here.
The well is situated in Dugari village at Tarapur Tehsil of Anand District of Gujarat.
GAIL is the lead operator of the block with 25 per cent participating interest in it. Other partners in this block are Bharat Petro Resources Ltd, Engineers India Ltd, Monnet Ispat Energy Ltd and Bharat Forge Infrastructure Ltd.
"Drilling of target depth of 2,500 meters of this well is scheduled to be completed in 40 to 45 days followed by testing for another 10 to 15 days. This will target Cambay Shale and Olpad formations," it said.
While this phase will continue till March 2017, acquisition, processing and interpretation (API) of 2D and 3D Seismic Data have already been completed, GAIL added.
