Dec 16, 2008. /Lesprom.com/. Northern Pulp in Pictou County, Nova Scotia is back in operation after it was temporarily closed after a leak was found in its effluent pipe, ForestTalk reported. The mill as closed for two weeks while repairs were made to the pipe. 180 workers were laid of while the effluent pipe was repaired. During the mill's downtime, the mill was still able to serve its customers from the product they had in their storage area.