What was the name of the massive wildfire that burned in Washington state in 2015?

The name of the massive wildfire that burned in Washington state in 2015 is known as the Okanogan Complex Fire. This was a wildfire that occurred in the Okanogan County of Washington state during the months of August and September in 2015. It was caused due to lightning strikes, which led to the outbreak of several small fires that ultimately merged into one massive fire. The fire destroyed around 300 homes and burned through nearly 400 square miles of land. Nearly 1,250 firefighters worked to contain the fire, which was finally declared fully contained on October 6, 2015. The Okanogan Complex Fire was one of the largest wildfires in Washington state history, and it was also the largest among the several wildfires that burned across the western United States in 2015. The fire caused severe damage to communities, and it had a long-lasting impact on the environment of the region. In addition to this, it also had a huge impact on the state's economy, as the businesses located in the affected areas suffered a significant loss due to the fire.