Oct 06, 2010. /Lesprom Network/. Canadian lumber production in July fell 3% from June, but the 2010 total held at 20% ahead of the year-ago pace, as Random Lengths reported. Output for the month totaled 1.8 billion board feet, up 21% from July 2009. The seven-month output reached 12.8 billion board feet. British Columbia accounted for 6.7 billion board feet, up 21% from the year-ago pace, and production in the Interior increased from June. Production on the Coast, as well as all other provinces, declined from June.