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Wildfire perimeter

Lochsa River

Burned 57,592 acres (233 km², 90.0 mi²) in ID during 1929.

IRWIN unkn-8000-794… USFS ID fire history 1929 fires
Acres burned
57,592
233 km²
Year
1929
FIRE_YEAR field
State
ID
POOState region
Reporting agency
USFS
NIFC source
01 Perimeter shape

The fire's footprint

Simplified polygon (≤0.001° tolerance). 2 rings. Centroid 46.451°, -115.098°.

NW: 46.536°N, 115.293°W SE: 46.367°N, 114.903°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.