# NTSB investigations: Piper PA-18-150: Turbulence encounter

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 WPR10CA469](https://openairdocs.org/ntsb/WPR10CA469.md): Piper PA-18-150 · White Sulphur Springs, MT · Accident · No injuries · Data collection · Final report · Sep 24, 2010 · N4036E · Substantial damage
  > The pilot's failure to maintain control of the airplane during a go-around in turbulent wind conditions, which resulted in a collision with trees.
- [NTSB ANC10CA096](https://openairdocs.org/ntsb/ANC10CA096.md): Piper PA-18-150 · Chicken, AK · Accident · No injuries · Data collection · Final report · Sep 9, 2010 · N83395 · Substantial damage
  > The pilot's decision to fly at a low altitude in terrain and weather conditions conducive to turbulence and downdrafts.
- [NTSB ANC09CA111](https://openairdocs.org/ntsb/ANC09CA111.md): Piper PA-18-150 · Homer, AK · Accident · No injuries · Data collection · Final report · Jul 3, 2009 · N4299Z · Substantial damage
  > The pilot's excessive airspeed during approach to compensate for turbulence, resulting in a hard landing and runway overrun.

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7101828', '7104221', '7102835')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '360' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/360/sequence?model=7101828

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