Aspen Acres Fire (CO)

Active · 77% contained · 102,004 acres · started 2026-06-29 · updated 2026-08-21

Aspen Acres Fire (CO) — Sentinel-2 SWIR (fuego)

True color Fire (SWIR)

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True color (left): as the eye sees it.
Infrared / SWIR (right): sees through smoke.

🟢 green = vegetation
🟤 red/brown = burned
🟠 orange = active fire

Imagery: Sentinel-2 (Copernicus). Drag to compare smoke vs. infrared.

Heat detections: NASA FIRMS (last 48h).

Quick facts

Location: 20 Miles SW from Pueblo, CO
Cause: Human
Personnel: 147
Complexity: Type 3 Incident
Fuel: Timber (Grass and Understory)
Behavior: Minimal, Creeping, Smoldering, Single Tree Torching
Jurisdiction: Private land

Burning across 102,004 acres of private timber, grass, and understory, the active Aspen Acres Fire is located 20 miles southwest of Pueblo in Custer County and Beulah, Colorado. Having burned for 53 days since its human-caused start on June 29, 2026, the incident has maintained an average daily growth of approximately 1,925 acres per day and is currently 77 percent contained.

Fire behavior is currently characterized as minimal, creeping, smoldering, and involving single tree torching. A Type 3 Incident managed by a Type 3 Incident Commander, the response involves 135 personnel and has accumulated a cost of $102,529,299.

This fire is occurring within the region's typical fire season, which runs from June to October. Nationally, a broader context shows 2,955,961 hectares burned so far in 2026, marking a figure 46 percent below the two-decade average.

In context

This wildfire has been burning in Colorado for 57 days. So far it has affected roughly 102,004 acres — about 413 km². About 77% of the perimeter is contained — over half is secured, though hotspots remain.

In the Northern Hemisphere, wildfire activity usually peaks during the warm, dry months — roughly May through October.