# NTSB investigations: Piper PA-18A 150: Runway excursion

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 WPR20CA287](https://openairdocs.org/ntsb/WPR20CA287.md): Piper PA18 · Tok, AK · Accident · No injuries · Class 4 · Data collection · Final report · Aug 22, 2020 · N7468D · Substantial damage
  > The student pilot’s failure to maintain directional control during landing, which resulted in a runway excursion and subsequent impact with trees.
- [NTSB GAA16CA262](https://openairdocs.org/ntsb/GAA16CA262.md): Piper PA 18A · Westminster, MD · Accident · No injuries · Data collection · Final report · May 20, 2016 · N7367D · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in runway excursion, and collision with terrain.
- [NTSB ANC12CA091](https://openairdocs.org/ntsb/ANC12CA091.md): Piper PA-18A 150 · Talkeetna, AK · Accident · No injuries · Data collection · Final report · Aug 18, 2012 · N7863D · Substantial damage
  > The pilot's decision to land on a short, wet, off-airport landing site, which resulted in a runway excursion.
- [NTSB ERA12CA374](https://openairdocs.org/ntsb/ERA12CA374.md): Piper PA-18A 150 · Farmingdale, NJ · Accident · No injuries · Data collection · Final report · May 26, 2012 · N4895A · Substantial damage
  > The pilot’s loss of directional control during the landing roll, which resulted in a runway excursion.

## 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 ('7101837')
    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" = '300' 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/300/sequence?model=7101837

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