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Table 4 Wilderness and adjacent inventoried roadless areas (IRA) in the Sierra Nevada region, California, USA, compared to largest fire sizes.

From: Accommodating Mixed-Severity Fire to Restore and Maintain Ecosystem Integrity with a Focus on the Sierra Nevada of California, USA

Wilderness/IRA complex Complex size (ha) Largest fire within associated forest unit1 (1984 to 2014)
Eldorado 75 255 40 005
Inyo 601 756 7 995
Lassen 99 821 6 383
Modoc 109 725 15 507
Plumas 35 987 26 371
Sequoia 266 316 51 284
Sierra 293 314 9 538
Stanislaus 143 319 71 614
Tahoe 69 519 8 394
Toiyabe 348 597 10 163
Lake Tahoe Basin 28 345 1 083
  1. 1 Fire sizes are for national forest units with wilderness/IRA complexes. Many fires extend beyond national forest and wilderness/IRA boundaries (see Appendix 1).