Burn severity · Walla Walla County 2026
Back to the Walla Walla County 2026 Burn severity tab
| Acres by severity and land cover | Forest | Range (shrubland) | Grassland | Other | Unclassified | Acres in Walla Walla County |
|---|---|---|---|---|---|---|
| Unburned to very low | 62 | 60 | 462 | 142 | 0 | 726 |
| Low | 37 | 92 | 522 | 128 | 0 | 779 |
| Moderate low | 34 | 251 | 1,408 | 439 | 0 | 2,132 |
| Moderate high | 34 | 743 | 4,611 | 789 | 0 | 6,178 |
| High | 142 | 3,015 | 10,526 | 690 | 0 | 14,372 |
| Assessed acres in Walla Walla County | 310 | 4,161 | 17,530 | 2,187 | 0 | 24,187 |
Severity by fire
| Fire | Reported acres | Acres in Walla Walla County | Unburned to very low | Low | Moderate low | Moderate high | High |
|---|---|---|---|---|---|---|---|
| Lambdin Fire | 12,776 | 12,669 | 494 | 463 | 1,305 | 3,984 | 6,423 |
| Hatch Grade Hb 1498 Request Fire | 9,023 | 6,020 (of 9,520) | 72 | 163 | 288 | 292 | 5,206 |
| Twin Sisters Fire | 8,262 | 3,815 (of 8,114) | 138 | 113 | 443 | 1,508 | 1,614 |
| Woodward Fire | 100 | 863 | 4 | 12 | 37 | 206 | 603 |
| Van Hollebeke Fire | 0 | 542 | 18 | 19 | 24 | 103 | 378 |
| Ash Hollow Fire | 0 | 279 | 2 | 10 | 34 | 85 | 149 |
| Paradise Fire burned in from Umatilla County | 9,656 | 538 (of 9,658) | 362 | 16 | 23 | 44 | 93 |
| Whiskey Creek Fire burned in from Columbia County | 120 | 53 (of 131) | 0 | 0 | 1 | 1 | 50 |
| Lyons Ferry Fire burned in from Whitman County | 33,749 | 23 (of 33,931) | 1 | 0 | 0 | 0 | 22 |
Reconciliation
| Line | Fires | Acres |
|---|---|---|
| Counted fires | 6 | 30,161 |
| Offered to assessment | 6 | 30,161 |
| Complex roll-up residue | — | 0 |
| Fires with severity acres | 6 | 30,161 |
| Awaiting a perimeter | 0 | 0 |
| Awaiting assessment | 0 | 0 |
| Awaiting clear imagery | 0 | 0 |
| Assessment errors | 0 | 0 |
| Smaller than one cell | 0 | 0 |
| Every cell outside Walla Walla County | 0 | 0 |
| Assessed acres in Walla Walla County | 6 | 24,187 |
| Assessed acres outside Walla Walla County | — | 7,798 |
| Whole perimeter acres | — | 31,985 |
| Burned in from another county | 3 | 614 |
Generated 2026-10-10 21:00 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 2026-10-10 21:00 UTC. LANDFIRE LF2024_EVT for WA. 30 m cells.