# Accident 19940602013429A: Grumav STCG164, Muskegon, MI, June 2, 1994

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 2, 1994, 06:12 local time
- Place: Muskegon, MI
- Damage: Substantial damage
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: Agricultural (Part 137)
- Operator: MCEG
- Location: 43.2193° N, 86.2493° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=43.2193&lon=-86.2493&mi=10
- Aircraft: N8939H (not matched to a registry record)
- Reported make and model: GRUMAV STCG164
- Reported engine: GARRTT TPE3311
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 13,000 total, 1,300 in this make and model, 200 in the last 90 days
- NTSB investigation: [NTSB CHI94DEM01](https://openairdocs.org/ntsb/CHI94DEM01) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19940602013429A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

LOST POWER FLYING LOW OVER LAKE ON AG SURVEY. SUDDEN DECELLERATION DUE PROP FLAT PITCH. COMBUSTION PLENUM RUPTURED.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CHI94DEM01](https://openairdocs.org/ntsb/CHI94DEM01), Jun 2, 1994: Grumman G-164A (N8939H), Muskegon, MI, substantial damage. Probable cause: THE PROPELLER NOT BEING ABLE TO BE FEATHERED BY THE PILOT, INADEQUATE ALTITUDE FOR A SUCCESSFUL FORCED LANDING, AND THE FAILURE OF THE COMBUSTION SECTION. A FACTOR ASSOCIATED WITH THIS ACCIDENT WAS…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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