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Wildfire perimeter

North Fork

Burned 60,087 acres (243 km², 93.9 mi²) in AK during 2022.

IRWIN {AD0990B0-9C57-4… BLM AK fire history 2022 fires
Acres burned
60,087
243 km²
Year
2022
FIRE_YEAR field
State
AK
POOState region
Reporting agency
BLM
NIFC source
01 Perimeter shape

The fire's footprint

Simplified polygon (≤0.001° tolerance). 5 rings. Centroid 67.256°, -148.531°.

NW: 67.335°N, 148.931°W SE: 67.176°N, 148.131°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.