why type of well is rosella then?

"The cracks began to appear after Rachel Connell, director of the Office of CSG, admitted of approving Metgasco’s Bentley operation as ‘conventional gas exploration’, despite its own assessment that it was a tight sands project that carried greater environmental risks.

‘We are not responsible for how the company chooses to promote itself,’ she said. And temperatures rose further when she was grilled as to why her office continued to approve Metgasco operations despite the company having  been responsible for well blow-outs and contaminated-water spills. ‘We acknowledge that’s an issue,’ she replied."

http://www.echo.net.au/2014/05/bentley-farmers-abandon-meeting-deaf-bureaucrats/