Burn severity · Alameda County 2026

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Acres by severity and land cover Forest Range (shrubland) Grassland Other Unclassified Acres in Alameda County
Unburned to very low 2 0 7 0 0 9
Low 12 1 24 0 0 37
Moderate low 59 8 50 0 0 117
Moderate high 174 21 121 0 0 316
High 97 20 411 0 0 527
Assessed acres in Alameda County 344 50 612 0 0 1,007
Severity by fire
Fire Reported acres Acres in Alameda County Unburned to very low Low Moderate low Moderate high High
Little Fire 1,007 1,007 9 37 117 316 527
Fires awaiting assessment
(13)
Fire Reported acres Whole perimeter acres Reason
Grant Fire 96 — Awaiting a perimeter
Pass Fire 69 — Awaiting a perimeter
Kelso Fire 40 — Awaiting a perimeter
Flynn Fire 23 — Awaiting a perimeter
Grant Fire 21 — Awaiting a perimeter
Calhoun Fire 15 — Awaiting a perimeter
Dyer Fire 15 — Awaiting a perimeter
Bruns Fire 14 — Awaiting a perimeter
Pleasanton Fire 10 — Awaiting a perimeter
Vargas Fire 10 — Awaiting a perimeter
Garin Fire 10 — Awaiting a perimeter
Telsa Fire 10 — Awaiting a perimeter
Tesla Fire 4 — Awaiting a perimeter
Reconciliation
Line Fires Acres
Counted fires 14 1,344
Offered to assessment 14 1,344
Complex roll-up residue — 0
Fires with severity acres 1 1,007
Awaiting a perimeter 13 337
Awaiting assessment 0 0
Awaiting clear imagery 0 0
Assessment errors 0 0
Smaller than one cell 0 0
Every cell outside Alameda County 0 0
Assessed acres in Alameda County 1 1,007
Assessed acres outside Alameda County — 0
Whole perimeter acres — 1,007
Burned in from another county 0 0

Generated 2026-09-17 01:59 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 2026-09-17 01:59 UTC. LANDFIRE LF2024_EVT for CA. 30 m cells.