Alaska wildfires

Obrien Fire

OutYukon-Koyukuk County, Alaska2025Wildfire

The Obrien Fire was reported on June 17, 2025 in Yukon-Koyukuk County, Alaska and burned 7,642 acres. It was declared out on October 1, 2025. The cause is listed as natural.

Size
7,642 acres
Contained
0%
Discovered
June 17, 2025
Personnel
2

Map

Perimeter mapped October 15, 2025 at 4:47 PM AKDT, 7,642 acres (image interpretation). Point of origin 65.329, -147.875.

Live radar at the fire Forecast for Farmers Loop

The incident

Size
7,642 acres
Containment
0%
Discovered
June 17, 2025 at 3:46 PM AKDT
Declared out
October 1, 2025 at 4:00 PM AKDT
Cause
Natural
Location
24 Miles SE from Livengood, AK
County
Yukon-Koyukuk County
State
Alaska
Nearest city reported
Livengood
Protecting agency
BLM
Jurisdiction
BLM
Land ownership at origin
BLM
Personnel assigned
2
Incident management
Type 5 IC, Type 2 Incident
Primary fuel
Chaparral (6 feet)
Estimated cost to date
$301,705
Incident type
Wildfire
Unique fire identifier
2025-AKUYD-000172
IRWIN identifier
6ACDFBDF-2F82-4B2C-B55B-43219D237B7E

Growth

Mapped area at the last perimeter of each day, from June 20, 2025 (61 acres) to October 15, 2025 (7,642 acres). The largest one-day growth was 6,206 acres, mapped July 7, 2025.

DayAcresChange
June 20, 202561
June 21, 2025132+71
June 22, 2025545+413
June 23, 2025583+38
June 26, 20255830
June 30, 2025650+67
July 3, 2025629-21
July 5, 20256290
July 6, 20253,093+2,464
July 7, 20259,299+6,206
July 26, 20258,125-1,174
August 2, 20257,666-459
October 15, 20257,642-24

Weather in the area

This fire is no longer listed as current. The forecast for Farmers Loop, AK covers the area today.

Nearby

Alaska wildfires today Wildfires of 2025 All current fires

Incident record from the National Interagency Fire Center’s Wildland Fire Interagency Geospatial Services (WFIGS), as the incident’s managers report it; last updated November 3, 2025 at 11:24 AM AKST. Identifier 2025-AKUYD-000172.