# Accident 19770415008659A: Grumav G164A, Dunnigan, CA, April 15, 1977

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 15, 1977
- Place: Dunnigan, CA
- Damage: Substantial damage
- Phase of flight: Fcd/Prec Ldg From Cruise
- Location: 38.8926° N, 121.9742° W: Placed by OpenAirDocs: center of Dunnigan, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.8926&lon=-121.9742&mi=10
- Aircraft: N987X, a cancelled registration (https://openairdocs.org/deregistered/N987X-2013-05-30) (OpenAirDocs)
- Registry model: Grumman G-164A (registry code 3952704, https://openairdocs.org/model/grumman-g-164a) (OpenAirDocs)
- Registry engine: Pratt & Whitney R1340 series (registry code 52016, https://openairdocs.org/engine/pratt-whitney-r1340-series) (OpenAirDocs)
- Reported make and model: GRUMAV G164A
- Reported engine: PWA
- Fatal injuries: 0
- Pilot flight hours: 15,000 total, 7,000 in this make and model, 250 in the last 90 days
- NTSB investigation: [NTSB OAK77DVG23](https://openairdocs.org/ntsb/OAK77DVG23) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19770415008659A

## Narrative

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

No narrative was filed.

## 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 OAK77DVG23](https://openairdocs.org/ntsb/OAK77DVG23), Apr 15, 1977: Grumman G-164A (N987X), Dunnigan, CA, substantial damage

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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