# NTSB investigations: Piper PA-18, 1999

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 ANC99LA136](https://openairdocs.org/ntsb/ANC99LA136.md): Piper PA-18 · Cordova, AK · Accident · No injuries · Limited investigation · Final report · Sep 2, 1999 · N9130D · Substantial damage
  > The pilot's failure to avoid obstructions during takeoff. A factor associated with this accident was the high brush along the river bank.
- [NTSB ANC99LA111](https://openairdocs.org/ntsb/ANC99LA111.md): Piper PA-18 · Talkeetna, AK · Accident · No injuries · Limited investigation · Final report · Aug 12, 1999 · N7174K · Substantial damage
  > The pilot's selection of unsuitable terrain for landing. A factor was high vegetation in the landing area.
- [NTSB ANC99LA117](https://openairdocs.org/ntsb/ANC99LA117.md): Piper PA-18 · Skwentna, AK · Accident · No injuries · Limited investigation · Final report · Aug 11, 1999 · N221BC · Substantial damage
  > The pilot's selection of unsuitable terrain for landing. A factor was high vegetation.
- [NTSB ANC99LA104](https://openairdocs.org/ntsb/ANC99LA104.md): Piper PA-18 · Levelock, AK · Accident · No injuries · Limited investigation · Final report · Aug 1, 1999 · N693JB · Substantial damage
  > The pilot's selection of an unsuitable landing site.
- [NTSB DEN99LA097](https://openairdocs.org/ntsb/DEN99LA097.md): Piper PA-18 · Glenwood Sprngs, CO · Accident · No injuries · Limited investigation · Final report · Jun 6, 1999 · N897SP · Substantial damage
  > The pilot-in-command's failure to maintain directional control. A related factor was the gusty quartering tailwind.
- [NTSB ANC99LA054](https://openairdocs.org/ntsb/ANC99LA054.md): Piper PA-18 · King Salmon, AK · Accident · No injuries · Limited investigation · Final report · Apr 22, 1999 · N1389A · Substantial damage
  > The pilot's failure to maintain directional control. A factor associated with the accident was an inadvertent ground loop.

## 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 year(c."eventDate") = 1999
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7101802'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7101802&year=1999

---
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.