# Accident 19731013033339A: Gruman G21A, Christiansted, Puerto Rico, October 13, 1973

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: October 13, 1973
- Place: Christiansted, Puerto Rico
- Damage: Substantial damage
- Phase of flight: Takeoff Ground Roll
- Aircraft: N4772C, a cancelled registration (https://openairdocs.org/deregistered/N4772C-1977-01-14) (OpenAirDocs)
- Registry model: Grumman G-21A (registry code 3951204, https://openairdocs.org/model/grumman-g-21a) (OpenAirDocs)
- Reported make and model: GRUMAN G21A
- People aboard: 9
- Fatal injuries: 0
- Pilot flight hours: 9,734 total, 289 in this make and model, 102 in the last 90 days
- NTSB investigation: [NTSB MIA74AM031](https://openairdocs.org/ntsb/MIA74AM031) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19731013033339A

## Narrative

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

HIT MARKER BUOY DRG WATER TKOF. HAD PORPOISED ON TKOF RUN.

## 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 MIA74AM031](https://openairdocs.org/ntsb/MIA74AM031), Oct 13, 1973: Grumman G-21A (N4772C), Christiansted, PR, substantial damage

## Other reports on N4772C (1)

Matched to the same aircraft by N-number and date.

- [Accident 19760221036039A](https://openairdocs.org/incident/19760221036039A), Feb 21, 1976: Gruman G21A (N4772C), St Croix, U.S. Virgin Islands, Destroyed, 5 fatal. Unsched feather rt prop reason undetermined. Acft submerged and not recovered. Amphibious.

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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