# NTSB investigations: Quad City Ultralight Acft CHALLENGER II

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 ERA20LA312](https://openairdocs.org/ntsb/ERA20LA312.md): Quad City Challenger · Sweetwater, TN · Accident · 1 fatal · Class 3 · Limited · Final report · Sep 10, 2020 · N56906 · Substantial damage
  > A loss of control for reasons that could not be determined based on the available information.
- [NTSB WPR14CA058](https://openairdocs.org/ntsb/WPR14CA058.md): Quad City Ultralight Acft Challenger II · Kalispell, MT · Accident · No injuries · Data collection · Final report · Nov 26, 2013 · N522PE · Substantial damage
  > A loss of engine power due to the spark plug coming out of the cylinder head.
- [NTSB MIA08CA140](https://openairdocs.org/ntsb/MIA08CA140.md): Quad City Ultralight Challenger II · Windslow Twp, NJ · Accident · Minor injuries · Data collection · Final report · Jul 13, 2008 · N2785A · Substantial damage
  > The pilot's inaccurate fuel consumption calculations which led to fuel exhaustion and subsequent loss of engine power.

## 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 ('059010Q', '059002O', '05638RS', '056263A'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=059010Q

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