“These results are encouraging as they indicate the presence of gas saturated coals with good permeability,” the company said.

The second drill stem test at the Santos-operated well flowed dry gas at about 65,000 cubic feet per day with a 25 psi surface pressure on a quarter-inch choke at 164 to 180 metres.

Meanwhile, at 218–233 metres, the third drill stem test flowed dry gas at rate of 66,000 cubic feet per day at a 30 psi surface pressure on a quarter-inch choke.

The next core-hole in the program will be Rowallon-3, said the company.

Rowallon-14 is the first of a three-exploration-well program to appraise the Walloon Coal Measures on the Roma Shelf, Sunshine said.

ATP 336P Interests are Santos QNT Pty Ltd (operator - 85%) and Sunshine Gas Limited (15%).