Burn severity · Dewey County 2026

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Acres by severity and land cover Forest Range (shrubland) Grassland Other Unclassified Acres in Dewey County
Unburned to very low 0 2 352 0 0 354
Low 0 1 481 4 0 486
Moderate low 0 0 250 6 0 256
Moderate high 0 0 188 0 0 189
High 0 0 103 0 0 103
Assessed acres in Dewey County 0 3 1,374 11 0 1,388
Severity by fire
Fire Reported acres Acres in Dewey County Unburned to very low Low Moderate low Moderate high High
Moreau River Fire 991 992 344 429 151 57 11
Route 2 Fire 270 270 10 38 61 86 75
New H Fire 77 77 0 2 15 43 18
Green Grass Creek Fire 40 41 1 13 25 3 0
Far East Ridge Fire 34 8 0 4 4 0 0
Route 7 Fire 0 0 0 0 0 0 0
Fires awaiting assessment
(4)
Fire Reported acres Whole perimeter acres Reason
East 212 Fire 32 — Awaiting a perimeter
Blizzard Fire 1 — Awaiting a perimeter
Artillery Fire 0 — Awaiting a perimeter
B Lake Rd Fire 0 — Awaiting a perimeter
Reconciliation
Line Fires Acres
Counted fires 10 1,445
Offered to assessment 10 1,445
Complex roll-up residue — 0
Fires with severity acres 6 1,412
Awaiting a perimeter 4 33
Awaiting assessment 0 0
Awaiting clear imagery 0 0
Assessment errors 0 0
Smaller than one cell 0 0
Every cell outside Dewey County 0 0
Assessed acres in Dewey County 6 1,388
Assessed acres outside Dewey County — 0
Whole perimeter acres — 1,388
Burned in from another county 0 0

Generated 2026-10-17 02:31 UTC. Severity appears for wildfires in the lower 48 states and the District of Columbia that have a mapped perimeter. Each fire is assessed again every few days while its post-fire imagery can still improve.

Sentinel-2 dNBR assessed through 2026-10-17 02:31 UTC. LANDFIRE LF2024_EVT for SD. 30 m cells.