# NTSB investigations: Piper PA-11, IA

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB CEN16LA310](https://openairdocs.org/ntsb/CEN16LA310.md): Piper PA-11 · Indianola, IA · Accident · 2 fatal · Limited investigation · Final report · Aug 5, 2016 · N4707M · Destroyed
  > The pilot's inadequate preflight planning, which resulted in the airplane being operated above its maximum gross weight, degraded its climb performance, and led to an aerodynamic stall during the initial climb.
- [NTSB MKC78FCD25](https://openairdocs.org/ntsb/MKC78FCD25.md): Piper PA-11 · Terril, IA · Accident · Serious injuries · Closed · May 23, 1978 · N78615 · Substantial damage
- [NTSB MKC75FCD11](https://openairdocs.org/ntsb/MKC75FCD11.md): Piper PA-11 · Rockwell Cty, IA · Accident · 1 fatal · Closed · Aug 24, 1974 · N4858M · Substantial damage
- [NTSB MKC73DCD23](https://openairdocs.org/ntsb/MKC73DCD23.md): Piper PA-11 · Eagle Grove, IA · Accident · No injuries · Closed · Aug 29, 1972 · N4631M · Substantial damage
- [NTSB MKC71DCD91](https://openairdocs.org/ntsb/MKC71DCD91.md): Piper PA-11 · Boone, IA · Accident · No injuries · Closed · Jun 26, 1971 · N4631M · Substantial damage
- [NTSB MKC71DCD23](https://openairdocs.org/ntsb/MKC71DCD23.md): Piper PA-11 · Emerson, IA · Accident · Minor injuries · Closed · Aug 18, 1970 · N5509H · Substantial damage
- [NTSB MKC69D0327](https://openairdocs.org/ntsb/MKC69D0327.md): Piper PA-11 · Hampton, IA · Accident · No injuries · Closed · Dec 28, 1968 · N4866M · Substantial damage
- [NTSB MKC68D0186](https://openairdocs.org/ntsb/MKC68D0186.md): Piper PA-11 · Pocahontas, IA · Accident · No injuries · Closed · Aug 19, 1967 · N4985M · Substantial damage
- [NTSB MKC68D0504](https://openairdocs.org/ntsb/MKC68D0504.md): Piper PA-11 · Terril, IA · Accident · No injuries · Closed · Aug 16, 1967 · N5010H · Substantial damage
- [NTSB MKC67A0077](https://openairdocs.org/ntsb/MKC67A0077.md): Piper PA-11 · Farragut, IA · Accident · 1 fatal · Closed · Jun 5, 1967 · N4704H · Destroyed
- [NTSB MKC67D0031](https://openairdocs.org/ntsb/MKC67D0031.md): Piper PA-11 · Stratford, IA · Accident · No injuries · Closed · Apr 26, 1966 · N4688M · Substantial damage

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'IA' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7101102', '7101106'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7101102&state=IA

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.