1 fatality

Robinson R44 II Collides with Terrain Near Buttonville Airport

Toronto/Buttonville Municipal Airport, Ontario, 9 nm N, CA

On September 25, 2018, a Robinson R44 Raven II (helicopter), C-GMCT operated by Essential Helicopters was involved in an aviation accident near Toronto/Buttonville Municipal Airport, Ontario, 9 nm N, CA. One person was killed. This summary draws on records from the Transportation Safety Board of Canada (TSB); 2 related events involving the same aircraft type or operator are linked below.

Sourcesthe Transportation Safety Board of Canada (TSB)Primary reportUpdated 2026-10-18Data APIEditorial standards

A Robinson R44 II helicopter, operated by Essential Helicopters, struck terrain near Buttonville, Ontario, after encountering instrument meteorological conditions. The pilot was fatally injured.

Occurrence

On 25 September 2018, a Robinson R44 II helicopter, operated by Essential Helicopters, was en route southbound to Buttonville Municipal Airport from North Bay, Ontario. The helicopter was piloted by the sole occupant.

Flight Path

While approaching the airport, the helicopter encountered instrument meteorological conditions and turned northbound away from the airport. The helicopter was subsequently found substantially damaged in a bush 9 nautical miles north of the airport.

Injuries

The pilot sustained fatal injuries.

Investigation

The Transportation Safety Board of Canada conducted a class 4 investigation. These investigations are limited in scope, and while the final reports may contain limited analysis, they do not contain findings or recommendations. Class 4 investigations are generally completed within 220 days.

Frequently asked questions

What happened in the 25 Sept 2018 Robinson R44 Raven II (helicopter), C-GMCT accident near Toronto/Buttonville Municipal Airport, Ontario, 9 nm N, CA?

A Robinson R44 II helicopter, operated by Essential Helicopters, struck terrain near Buttonville, Ontario, after encountering instrument meteorological conditions. The pilot was fatally injured.

Were there any fatalities in the 25 Sept 2018 Robinson R44 Raven II (helicopter), C-GMCT accident?

The accident was fatal, resulting in 1 fatality.

What aircraft was involved and where did it happen?

The accident on 25 Sept 2018 involved a Robinson R44 Raven II (helicopter), C-GMCT, operated by Essential Helicopters, at Toronto/Buttonville Municipal Airport, Ontario, 9 nm N, CA.