Ranked by acreage among all currently active U.S. wildfires, updated automatically from official NIFC data.
This fire is notable for its vast size of over 283,000 acres while remaining fully contained and exhibiting minimal behavior, demonstrating effective containment efforts with a small crew and limited cost.
The incident burned over 170,000 acres in Washington’s Chelan County, representing one of the largest natural fires in the region for the year. The high containment percentage and eventual full containment demonstrate the effectiveness of the deployed 2,338 personnel and resources.
This incident is notable for its rapid expansion to over 166,000 acres and the substantial resources committed—up to 1,928 personnel—before achieving full containment, illustrating the scale and intensity of large natural fires in Washington.
This incident is notable for its large size of over 145,000 acres and the substantial resources committed, including 276 personnel and a cost exceeding $134 million, while achieving complete containment.
This incident is notable for its rapid expansion to over 129,000 acres and the substantial resources committed—over 800 personnel at its peak—yet it achieved near‑complete containment within a month, illustrating effective firefighting response to a large natural wildfire.
This incident is notable for its rapid containment of a large 105,854‑acre fire, achieving 100% containment within roughly two months of discovery, and for the significant resources deployed, including over 400 personnel at peak activity.
The incident burned over 102,000 acres, making it one of the larger fires in Colorado for the 2026 season and resulting in a multi‑million dollar estimated cost.
The GRASSHOPPER fire is notable for its rapid expansion to nearly 94,000 acres and the substantial resources committed—over 1,900 personnel at its peak—and the significant estimated cost exceeding $140 million, underscoring the scale and impact of this natural wildfire.
The Hagen fire burned over 61,000 acres, making it one of the larger incidents in Oregon for the 2026 season. Its rapid growth and high containment percentage illustrate the effectiveness of the USFS response and the challenges of managing large natural fires.
This fire is notable for its rapid growth to over 50,000 acres and the significant resources committed, including 24 personnel and an estimated cost of $800,000, while achieving full containment within a short period.
This fire is notable for its large size—over 43,000 acres—and the significant financial resources committed, with an estimated cost exceeding $12 million, while maintaining a high containment percentage.
The fire’s large size and sustained growth over several weeks, combined with significant resource allocation and a high estimated cost, highlight its impact on the local environment and the substantial effort required for containment.
The incident’s rapid expansion from 1,684 to 35,520 acres in just over a month, combined with the substantial allocation of 620 personnel and an estimated cost exceeding $38 million, highlights its significant impact on the region’s resources and the challenges faced by the U.S. Forest Service in managing large, persistent wildfires.
The incident demonstrates a significant natural wildfire event in the Grand County area, affecting over 30,000 acres and incurring nearly eight million dollars in estimated costs.
This incident is notable for its large size—nearly 30,000 acres—and the rapid containment achieved with relatively minimal fire behavior, reflecting effective resource deployment and natural fire suppression conditions.
Rankings update automatically as new official NIFC data is reported. View the full live dashboard →
Real-time map, acreage, and containment for every major U.S. wildfire, updated from official NIFC data.
View Live Map →