"The Cascade fire’s rapid expansion to over 7,400 acres and sustained 50% containment for weeks highlights the challenges of managing large, persistent fires in remote Idaho terrain. The escalation in personnel and cost reflects the significant resources required to control such an event."
The Cascade wildfire, located 19 miles east of Lowell, Idaho, was discovered on July 17, 2026 and is managed by the U.S. Forest Service. The fire grew from 2,800 acres on August 6 to a peak of 7,475 acres on September 4, with containment holding steady at 50% until September 15 when it increased to 70% and later to 80% by September 20. Fire behavior remained moderate with backing and flanking until late August, then shifted to smoldering and minimal creeping activity. Personnel numbers rose from 4 in mid‑August to 22 by early September, and estimated costs climbed from $80,000 to $180,000 over the timeline. The incident remains active with 80% containment as of the latest update.
Official source description: 19 Miles E from Lowell, ID
Minimal; Smoldering; Creeping
Good air quality. Outdoor activity is generally safe near this incident.
Nearest reporting station: Kamiah - Nez Perce Reservation. Source: AirNow.gov (EPA).
With the fire currently minimal and creeping, general wildfire safety precautions apply: stay informed of local advisories, avoid outdoor activities in the fire’s vicinity, and be prepared to evacuate if conditions change.
IRWIN ID: {61492789-AE0F-4274-8388-F0C89238EC3C}
Discovered: Jul 17, 2026
Cause: Natural
Managing Agency: USFS
Est. Cost to Date: $180,000
Coordinates: 46.0956, -115.1353
Other wildfires that have recently been contained or dropped from official tracking in ID.
The Cascade Fire has burned 7,475 acres as of September 21, 2026.
As of the latest update, the Cascade Fire is 80% contained.
The official cause has been listed as: Natural.
The Cascade Fire is burning in Idaho, ID.
Yes, as of the latest official update, the Cascade Fire remains active.
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