# NTSB investigations: Balloon Works FIREFLY 7, 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 CHI91LA292](https://openairdocs.org/ntsb/CHI91LA292.md): Balloon Works Firefly X-7 · Altoona, IA · Accident · Serious injuries · Limited investigation · Final report · Sep 7, 1991 · N4055T · No damage
  > Weather evaluation misjudged and overconfidence in personal ability. A factor related to the accident was high winds.
- [NTSB MKC89LA175](https://openairdocs.org/ntsb/MKC89LA175.md): Balloon Works FIREFLY-7 · Indianola, IA · Accident · Minor injuries · Limited investigation · Final report · Aug 8, 1989 · N2210H · Substantial damage
  > Failure of the pilot to maintain clearance from the tv tower due to improper in-flight planning/decision. Unfavorable wind/windshear and the tall tower were contributing factors.
- [NTSB MKC86LA191](https://openairdocs.org/ntsb/MKC86LA191.md): Barnes AX-7 · Creston, IA · Accident · Serious injuries · Limited investigation · Final report · Sep 20, 1986 · N2054F · No damage
  > The pilot of the hot air balloon made a landing that was hard enough to break her right ankle. The pilot stated the accident possibly could have been avoided if she had been wearing hightop shoes with laces.
- [NTSB MKC84LA276](https://openairdocs.org/ntsb/MKC84LA276.md): Balloon Works Firefly 7 · Cedar Rapids, IA · Accident · No injuries · Limited investigation · Final report · Sep 11, 1984 · N4066T · Substantial damage
  > The Balloon landed in a field and as wind drifted it, the envelope draped over a pwr line. The plt said his burner malfunctioned and caused the inaccurate landing. Another account was told later in which the plt switched to an empty propane tank for landing.…

## 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 ('1050100'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1050100&state=IA

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