CEN17WA211 · Lake LA-4-200
Lake LA-4-200 · Accident: loss of control in flight on approach
From Muskoka Airport (CYQA) to Muskoka Airport (CYQA)
Event
- NTSB case
- CEN17WA211
- Event typeAccident: someone killed or seriously injured, or the aircraft substantially damaged (NTSB definition). Incident: an occurrence that affected or could have affected safety, short of that. Glossary
- Accident
- InvestigationHow far the investigation had got when the record was published: preliminary, ongoing, final or completed. Unknown where the source does not say. Glossary
- Unknown · led by another country; figures from NTSB notifications
- API-reported fatalities
- 2 · all aircraft and ground
- Ground fatalities
- Unknown
- OperationWhat kind of flying it was, grouped by the rules it flew under: airline (US Part 121), air taxi and commuter (Part 135), general aviation (Part 91 and similar), military or government. Glossary
- Unknown
- WeatherVisual meteorological conditions (VMC): good enough to fly by looking outside. Instrument conditions (IMC): cloud or low visibility, flying by instruments. Glossary
- Not recorded
Lake LA-4-200
- Aircraft type
- Lake LA-4
- Category
- Airplane
- RegistrationThe aircraft's tail number, such as N12345 or G-ABCD. Registrations are reissued, so the same one years apart can be a different aircraft. Glossary
- C-GZSW
- Operator
- Unknown
- Onboard fatalities
- Unknown
- Route
- From Muskoka Airport (CYQA), Muskoka, OntarioTo Muskoka Airport (CYQA), Muskoka, Ontario
- Aircraft age
- Not recorded
- Flight rulesThe regulations the flight operated under: in the US, Part 91 (general aviation), Part 121 (airlines), Part 135 (air taxi and commuter) and others; for flights abroad, the NTSB's coarser commercial or non-commercial code. Glossary
- Not recorded
- Phase of flightThe stage of the flight when things started to go wrong: standing, taxi, takeoff, initial climb, en route, maneuvering, approach or landing. Glossary
- Approach
- Defining eventThe single coded event the NTSB judges best describes what happened (records from 2008 on). Older records name the first occurrence in the sequence instead. Glossary
- Loss of control in flight
- DamageDestroyed: beyond practical repair. Substantial: damage that affects the structure, performance or handling and normally needs major repair. Minor: less than that. Glossary
- Destroyed
Cause areas
No findings designated as a cause are recorded in the NTSB data yet.
Approximate · Coordinates as recorded by the NTSB; no uncertainty radius is established.
NTSB narrative
On June 2, 2017, at 2113 coordinated universal time, a Lake LA-4-200 Buccaneer, C-GZSW, was destroyed on impact with terrain after takeoff from Muskoka Airport (CYQA), Muskoka, Ontario, Canada. After takeoff, the pilot attempted to return to the airport, and the airplane impacted terrain on a highway while in a left turn. The pilot and passenger sustained fatal injuries. The flight was destined to CYQA.
This investigation is under the jurisdiction and control of Canada. Any further information may be obtained from Transportation Safety Board of Canada (TSB):
200 Promenade du Portage
Place du Centre, 4th floor
Gatineau QC K1A 1K8
This report is for informational purposes only and contains only information released by or obtained from the TSB.
Verbatim NTSB factual narrative from the NTSB dataset
Sources
NTSB record CEN17WA211
- Event ID
- 20170605X11754
- Case number
- CEN17WA211
- Dataset
- full-current
- Source SHA-256
- 5cf380f0061817c0331a6b2d8cc7e0ee3a79bea469a1001dc5c10e56f35f5ab3
Source notes (4)
- Unreviewed is an editorial label, not an investigation status. API-sourced is not report-checked or human-reviewed. Explicit event totals are used without summing aircraft injury tables; onboard allocation is withheld. Unknown values remain unknown. The operation category is mapped from the NTSB-reported FAR part and has not been reviewed.
- No bulk values were replaced by the NTSB case API.
- The date is the local date, which is the same as the UTC date the NTSB stores.
- API snapshot SHA-256: 4664f0799906c0a255b9027ce03223e6a9153afeddb6bd9b01cecf95c1d35510; retrieved 2026-09-15T06:03:50.053Z.