Marathon Spuds Exploration Well Targeting the Tyler Formation

Tyler Formation Well Test Could Add to Marathon's Drilling Inventory
Williston Basin Strat Column

Williston Basin Strat Column | Click to Enlarge

Marathon Oil is drilling a horizontal well in the Tyler formation in Slope County this month.

The formation has produced from vertical wells for years and is comparable to the Bakken from a geology perspective. Both plays include a limestone formation sandwiched by shales. [Read more…]