Nighthawk Energy to Begin Work-Over Program at Jolly Ranch Project

US-focused Nighthawk Energy announced Thursday that next month it will commence a comprehensive work-over program focused on 15 existing wells on the Jolly Ranch shale oil project in Colorado. Two work-over rigs are currently being contracted and are expected on location in March. The work-over program is anticipated to extend through most of the second quarter of 2012, with a total gross cost of approximately $750,000.