CF Industries Holdings, Inc. reported that it has restarted operating units at its Woodward, Oklahoma, nitrogen complex. As announced on Oct. 29, 2014, the company had shut down production at the complex to address an issue in one of the site’s boilers.

“We are pleased to have resumed production at Woodward and are in contact with our customers regarding the status of deliveries from the facility,” commented Phil Koch, senior vice president, manufacturing, CF Industries Holdings, Inc.

The Woodward complex has average annual production capacity for 480,000 tons of gross ammonia, 820,000 tons of UAN, and 25,000 tons of urea liquor.