# Accident 19770725025419A: Grumav AA1B, Waunakee, WI, July 25, 1977

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 25, 1977
- Place: Waunakee, WI
- Airport: Waunakee
- Damage: Substantial damage
- Phase of flight: To Init Climb(1st Pwr Reduct)
- Location: 43.1787° N, 89.4513° W: Placed by OpenAirDocs at WAUNAKEE (6P3), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.1787&lon=-89.4513&mi=10
- Aircraft: N9698L, registered now (https://openairdocs.org/aircraft/N9698L) (OpenAirDocs)
- Registry model: Grumman American Avn. AA-1B (registry code 3960103, https://openairdocs.org/model/grumman-american-avn-aa-1b) (OpenAirDocs)
- Registry engine: Lycoming 0-235 series (registry code 41505, https://openairdocs.org/engine/lycoming-0-235-series) (OpenAirDocs)
- Reported make and model: GRUMAV AA1B
- Fatal injuries: 0
- Pilot flight hours: 340 total, 14 in this make and model, 88 in the last 90 days
- NTSB investigation: [NTSB CHI77DEP46](https://openairdocs.org/ntsb/CHI77DEP46) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19770725025419A

## Narrative

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

TKOF ON EMPTY.TANKS NOT SWITCHED AFTR TKOF.

## 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 CHI77DEP46](https://openairdocs.org/ntsb/CHI77DEP46), Jul 25, 1977: Grum Amer AA1B (N9698L), Waunakee, WI, substantial damage

## Other reports on N9698L (2)

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

- [Incident 20120128001139I](https://openairdocs.org/incident/20120128001139I), Jan 28, 2012: Grumman American Avn. Corp. AA-1B (N9698L), South Jordan, UT, Minor damage. Student pilot was landing with full flaps and stalled the aircraft above the runway surface resulting in a hard landing. The instructor took controls and…
- [Incident 19800522052929I](https://openairdocs.org/incident/19800522052929I), May 22, 1980: Gulstm AA1A (N9698L), Sious Falls, SD, Minor damage. Hard landing damaged prop and nose gear.

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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