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Little Mountain Fire (Utah)

Ended · 45% contained · 506 acres · started 2026-08-20 · updated 2026-08-21

This fire in numbers2 days
205Hectares506Acres2Days it lasted
Containment45%

Started on Aug 20, 2026.

United States todayLive
107Active952Hotspots 48h1.7 MHectares
Last 7 days · steadyHow many named wildfires were burning on each of the last 7 days. It rises when there are more than on the earlier days.
All United States wildfires
Little Mountain Fire (Utah) — NASA satellite

Satellite image: NASA MODIS (infrared — active fire in orange/red, from yesterday).

Heat detections: NASA FIRMS (last 48h).

Quick facts

Location
7 Miles S from Tremonton, UT
Cause
Human
Personnel
23
Complexity
Type 4 Incident
Fuel
Short Grass (1 foot)
Behavior
Active, Wind Driven Runs
Jurisdiction
Private land

Spanning 506 acres of private land in Box Elder County, Utah, the active Little Mountain Fire is currently burning 7 miles south of Tremonton with 45 percent containment. Sparked by human activity on August 20, 2026, the incident is managed by a Type 4 IC with 23 personnel assigned, backed by a cost of $25,000.

Driven by wind, the fire behavior is active and characterized by wind-driven runs through short grass standing one foot tall. The region's typical fire season spans from June to October, during which conditions are historically conducive to blazes of this nature.

Nationwide, the broader context shows that 2,970,412 hectares have burned so far in 2026, marking a figure 46 percent below the two-decade average.

In context

This wildfire burned in Utah for 1 day. In total it burned about 506 acres — around 2.0 km².

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

The bigger picture in United States

Across United States, roughly 3,195,047 hectares have burned so far in 2026 — 42% below the two-decade average. Data from Copernicus GWIS.

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