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Wildfire perimeter

Unknown

Burned 114,745 acres (464 km², 179.3 mi²) in CA during 1922.

IRWIN unkn-42000-687… USFS CA fire history 1922 fires
Acres burned
114,745
464 km²
Year
1922
FIRE_YEAR field
State
CA
POOState region
Reporting agency
USFS
NIFC source
01 Perimeter shape

The fire's footprint

Simplified polygon (≤0.001° tolerance). 1 ring. Centroid 34.965°, -120.024°.

NW: 35.082°N, 120.163°W SE: 34.848°N, 119.885°W

About this perimeter

Sourced from the NIFC InterAgency Fire Perimeter History ArcGIS service. Polygon geometry has been simplified to ≤0.001° tolerance for storage; original full-fidelity perimeters are at fire.nifc.gov. We track all 75,044 documented historical perimeters; this detail view renders the top 1,000 by acreage. The shape above is rendered fully server-side with no JavaScript or external mapping library — it preserves the polygon's shape but not its precise geographic placement on a basemap.