Production in the last three months of the year would average 173,000 boepd after storms shut in more than half its 7000 wells in the Spraberry and Wolfcamp area.

This meant "extensive power outages, facility freeze-ups, trucking curtailments and limited access to production and drilling facilities," the Dallas-based company said in a statement.

"All of the wells that were affected have been returned to production and the Company does not anticipate any adverse effects on future well performance due to the downtime."

"Drilling