MTBS 2026 Fire: Quarterly Release (November 5, 2026)

The 2026 – 4th Quarter Release of fire extent and burn severity data. 

• 2026 Fourth-Quarter Release

The Monitoring Trends in Burn Severity (MTBS) project has released fire-extent and burn-severity data for 583 fires spanning multiple fire seasons.

Maps included in this release:

• 2023: The final 134 maps, covering the southeastern portion of the contiguous United States (CONUS).
• 2024: The final 120 maps, covering CONUS and Alaska.
• 2025: 283 maps from the 2025 fire season from CONUS.
• 2026: 47 maps from the 2026 fire season, covering the western CONUS.

With this release, the program has produced a total of 31,515 mapped products.