The Associated Press reported a leak in a container of white phosphorus was suspected to have ignited the fire that destroyed a warehouse at the Pine Bluff Arsenal on . White smoke from the fire was seen as far away as . When the fire was extinguished, approximately 19 hours later, officials reported the fire destroyed more than 7,500 canisters of white phosphorus. In the same article, AP reported the Pine Bluff Chemical Activity was home to 12 percent of the nation's chemical weapons stockpile." This stockpile was safely destroyed March 2005 - November 2010.