# NTSB FTW84FA288: Piper PA-22-150, N7350D, Quinlan, TX, June 26, 1984

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Field investigation · Final report
- Date: June 26, 1984, 13:55 local (18:55 UTC)
- Place: Quinlan, TX
- Coordinates: 32.899669, -96.129745 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=32.8997&lon=-96.1297&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 21129
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW84FA288
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/21129/pdf
- Page: https://openairdocs.org/ntsb/FTW84FA288

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of engine power(partial) - nonmechanical, maneuvering
  - reason for occurrence undetermined (cause)
- Loss of control - in flight, maneuvering
  - judgment - poor, pilot in command (cause)
  - impairment(alcohol), pilot in command (cause)
  - buzzing - performed, pilot in command (contributing factor)
  - airspeed(vs) - not maintained, pilot in command (cause)
  - stall - inadvertent, pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

SEVERAL WITNESSES STATED THE ACFT 'BUZZED THEM BELOW TREE-TOP LEVEL' BEFORE THE ACCIDENT. WITNESSES ALSO STATED THAT THE ENGINE 'SOUNDED LIKE IT CUT OUT.' THE ACFT IMPACTED THE GROUND IN A STEEP LEFT BANK. POST ACCIDENT INSPECTION REVEALED NO EVIDENCE OF ANY PRE-IMPACT MALFUNCTION. A TOXICOLOGY REPORT INDICATED THE PLT HAD A BLOOD/ALCOHOL LEVEL OF 0.248%.

## Aircraft

- Registration: [N7350D](https://openairdocs.org/deregistered/N7350D-1986-05-06), registration cancelled 1986-05-06, S/N 22-5145 (OpenAirDocs)
- Reported make and model: PIPER PA-22-150
- Registry model: [Piper PA-22-150](https://openairdocs.org/model/piper-pa-22-150) (registry code 7102210) (OpenAirDocs)
- Category: Airplane
- Serial number: 22-5145
- Engines: LYCOMING O-320-A1A 150 horsepower reciprocating
- Damage: Destroyed
- Fire: On-Ground
- Flight: Personal, Part 91
- Operator: Harold Thweatt
- Airworthiness certificate: Standard, Normal
- Departed: 7F3, CADDO MILLS, TX

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 51; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: left; toxicology performed; flight hours: 183 total, 43 in this make and model, 151 as pilot in command, 45 in the last 90 days, 30 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 80° at 12 knots
- Visibility: 3 statute miles
- Lowest ceiling: 2,500 ft broken
- Temperature: 73 °F, dew point 72 °F
- Altimeter: 29.00 inHg
- Observed at: GV1, 13 nm away

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19840626026699A](https://openairdocs.org/incident/19840626026699A), Jun 26, 1984: Piper PA22150, Quinlan, TX, Destroyed. Aircraft crashed during low level buzzing flight in the vicinity of his home. Alcohol related accident.

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.

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