Diamond Creek fire

The Diamond Creek Fire was a wildfire in the Pasayten Wilderness, Okanogan County, Washington, that began with an improperly extinguished campfire on July 23, 2017. In July, the fire threatened historic cabins with destruction. On August 31, it spread to Canada in an area between Cathedral Provincial Park and Manning Provincial Park. On September 6, it grew beyond 100,000 acres to become a megafire. The fire was contained on October 23, 2017.