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Inactive

North Heglar

Cassia, ID · Undetermined

This fire is no longer active. It burned 1,844 acres in Cassia before dropping off the national incident feed.

0%Inactive

1,844

Acres Burned

83

Days Burning

Aug 19, 2026

Discovered

3w ago

Last Update

Growth

No growth in the last day, containment at 100%
Aug 19 / 0 acresOct 17 / 1,844 acres

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Public Lands Nearby

7 public land units within 75 miles

Minidoka National Wildlife Refuge

Go

Wildlife Refuge / ID

16.9 mi

NW

Curlew National Grassland

Go

National Grassland / ID

28.8 mi

SE

City of Rocks National Reserve

Go

NCA / ID

42.6 mi

SW

Craters Of The Moon National Monument

Go

Monument / ID

51 mi

NW

Craters of the Moon National Preserve

Go

NCA / ID

51.2 mi

N

Craters of the Moon National Wilderness Area

Go

Wilderness / ID

65.8 mi

N

Craters of the Moon National Monument

Go

Monument / ID

66.7 mi

N

Situation Updates

Changes read from NIFC interagency perimeter data

North Heglar update: 1,844 acres, 87% contained

Perimeter data
Aug 25

Per interagency perimeter data, the North Heglar containment moved from 73% to 87%.

IRWIN

North Heglar update: 1,844 acres, 73% contained

Perimeter data
Aug 24

Per interagency perimeter data, the North Heglar containment moved from 45% to 73%.

IRWIN

North Heglar update: 1,844 acres, 45% contained

Perimeter data
Aug 23

Per interagency perimeter data, the North Heglar containment moved from 10% to 45%.

IRWIN

North Heglar update: 1,844 acres, 10% contained

Perimeter data
Aug 22

Per interagency perimeter data, the North Heglar containment moved from 0% to 10%.

IRWIN

North Heglar update: 1,844 acres, 0% contained

Perimeter data
Aug 20

Per interagency perimeter data, the North Heglar grew 1,144 acres to 1,844.

IRWIN

North Heglar update: 700 acres, 0% contained

Perimeter data
Aug 20

Per interagency perimeter data, the North Heglar grew 100 acres to 700.

IRWIN

North Heglar update: 600 acres, 0% contained

Perimeter data
Aug 20

Per interagency perimeter data, the North Heglar grew 100 acres to 600.

IRWIN

North Heglar update: 500 acres

Perimeter data
Aug 20

Per interagency perimeter data, the North Heglar grew 500 acres to 500.

IRWIN

Timeline

Aug 19Now

83 days since discovery

Other Fires in Idaho

1 other active fire

Idaho wildfire map: every fire burning in the state and the past year's fires. Planning a trip? Idaho national parks guide.

Data Sources

Fire data from NIFC Wildland Fire Interagency Geospatial Services (WFIGS) via IRWIN. Satellite hotspots from NASA FIRMS VIIRS. Situation updates are either posted by the incident management team on InciWeb or read by us from WFIGS perimeter data, and each one says which. Air quality data from EPA AirNow. Public lands boundaries from USGS PAD-US 4.0.

IRWIN ID: ddd93c34-e377-4f28-b9bd-432ffa9b032d

Important

More Than Just Parks aggregates third-party data from EPA AirNow, NOAA, NASA FIRMS, and NIFC/WFIGS. Readings can be delayed, estimated, incomplete, or wrong, and conditions on the ground change quickly. This tool is for general information only and is not a substitute for official air quality alerts, fire and evacuation orders, land manager closures, or emergency services. Verify with the managing agency and local authorities before making any travel, health, or safety decision. We make no warranty as to accuracy and accept no liability for decisions made using this information. This is not an emergency or evacuation tool. If you are near a fire, follow official evacuation orders and call 911. Terms of Service.