Dec 13, 2007. /Lesprom Network/. Domtar announced that it will close its Port Edwards, Wisconsin mill as well as reorganize production at its Dryden, Ontario facility. These measures will result in a permanent reduction of Domtar's annual production capacity by approximately 342,000 tons. The Port Edwards, Wisconsin mill, which produces uncoated freesheet paper, has an annual production capacity of 165,000 tons. Operations are expected to cease in the second quarter of 2008. Approximately 500 employees will be affected by this closure. Most product lines will be gradually transferred to more efficient facilities. Domtar Corporation is the largest integrated producer of uncoated freesheet paper in North America and the second largest in the world based on production capacity, and is also a manufacturer of papergrade pulp. The Company designs, manufactures, markets and distributes a wide range of business, commercial printing. Domtar owns and operates Domtar Distribution Group, an extensive network of strategically-located paper distribution facilities. Domtar also produces lumber and other specialty and industrial wood products.