Grand Gulf Energy has unexpectedly flowed significant helium to surface during initial re-entry operations at its Jesse-1A well, part of the Red Helium project, in Utah.
The exploration company said a preliminary swab test to characterise wellbore and reservoir status was performed as part of the programme to re-enter and flow test the upper Leadville reservoir in the Jesse-1A well.
Once complete, the swabbing returned unexpectedly strong reservoir gas flows with high helium concentrations to the surface, resulting in a high-pressure gas blow requiring venting through the flare stack.
Dane Lance, Managing Director of Grand Gulf Energy, described the news as a highly encouraging step forward in the Jesse appraisal and development programme.
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