Two Pilots Killed in Eurocopter AS32 Crash During Yosemite Dome Fire Operations

The Core Development

At approximately 2:55 p.m. local time on September 20, a Eurocopter AS32 crashed near Mariposa, California. The aircraft was engaged in firefighting operations to combat the fast-growing Dome Fire. Both occupants were killed upon impact.

The aircraft was operated by Precision Helicopters (Flyprecision) and was contracted to the Price Valley Rappel Crew based in Idaho. One of the victims has been identified as pilot Greg King.

The Federal Aviation Administration (FAA) and the National Transportation Safety Board (NTSB) are leading the investigation, with a parallel review being conducted by the US Forest Service. No one else was aboard the aircraft, and no ground casualties were reported.

Key Facts Breakdown

• Aircraft Model: Eurocopter AS32.
• Crash Time/Date: 2:55 p.m., September 20.
• Location: Near Mariposa, California / Yosemite National Park.
• Casualties: Two pilots (including Greg King of Precision Helicopters).
• Fire Status (as of Sept 21): 3,222 acres burned; 15% containment.
• Personnel Deployed: 581 personnel.
• Aerial Support: Nine helicopters were active on the incident as of September 19.

Dome Fire Expansion Data

Why This Matters

From a logistical perspective, this crash highlights the precarious nature of "last-mile" firefighting in high-altitude environments. Yosemite's topography—characterized by extreme elevation shifts and dense fuel loads—makes ground access nearly impossible in certain sectors. This forces a heavy reliance on aerial assets for water drops and crew insertions.

Our analysis of the operational data shows the fire grew from 100 to 3,222 acres in just six days. For aviation crews, this rapid expansion creates a high-pressure environment where pilots must fly low-level missions amidst smoke, erratic wind currents, and "spotting" (fire jumping ahead of the main front). The fact that the aircraft was supporting the Price Valley Rappel Crew indicates the complexity of these missions, which often involve precision hovering in narrow canyons to insert personnel.

Industry Outlook

The investigation will likely focus on the intersection of mechanical integrity and environmental stressors. Because the fire moved into the 2017 Empire Fire footprint, investigators will examine if "heavy dead and down fuels" or sudden wind shifts contributed to the accident.

Market trends in federal firefighting expenditure show an increasing investment in aviation, yet this incident reinforces the inherent risk. Expect a renewed focus on aviation decision-making protocols and response-time optimization in the wake of the US Forest Service's 2026 research into aerial firefighting hazards.

Visitor Impact Summary

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