Active fires in Oregon and Washington

An eruption of more than 20,000 lightning strikes that sparked wildfires across the northwestern United States over the last two weeks has scorched almost a million acres of land in Washington and Oregon while threatening thousands of houses and buildings.

As of Wednesday, firefighters and support personnel were battling 20 fires scattered across sparsely populated areas in both states.

Key:

Reporting locations for fires, complexes

Fire perimeters

NOTE: Reporting locations are general may not exactly match perimeters for multiple reasons, including a single center point used for multiple fires grouped into a complex.Perimeters may be updated daily or every few days based on the reporting agency.

Sources: InciWeb, Northwest Interagency Coordination Center