# NTSB investigations: Balloon Works FIREFLY 7, MI

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 CHI86LA018](https://openairdocs.org/ntsb/CHI86LA018.md): Balloon Works Firefly 7 · Comstock Park, MI · Accident · No injuries · Limited investigation · Final report · Oct 29, 1985 · N4056L · Substantial damage
  > According to the pilot she received wind information from a flight service station, the noaa and ATIS approximately 1.5 hours prior to takeoff. All these sources predicted winds to be less than 7 knots. Winds were 'very light' during Balloon inflation. The…
- [NTSB CHI84LA227](https://openairdocs.org/ntsb/CHI84LA227.md): Barnes Firefly 7 · Flint, MI · Accident · No injuries · Limited investigation · Final report · Jun 2, 1984 · N15271 · Substantial damage
  > The balloonist stated that the wind became stronger during her flt and even though she selected a landing area adequate for a high wind landing the balloon was dragged about 200 ft until the envelope became entangled in trees. The flt lasted about 1 hour and…
- [NTSB CHI84LA018](https://openairdocs.org/ntsb/CHI84LA018.md): Balloon Works Firefly 7 · Dorr, MI · Accident · Serious injuries · Limited investigation · Final report · Oct 9, 1983 · N1533N · No damage
  > During landing the basket hit a hill resulting in the basket stopping suddenly & ejecting the plt & passengers from the basket. The plt thought a passenger was still in the basket so she grabbed the valve line & hung on as the Balloon rose approximately 100…
- [NTSB CHI83LA318](https://openairdocs.org/ntsb/CHI83LA318.md): Barnes AX-7 · Utica, MI · Accident · No injuries · Limited investigation · Final report · Jul 17, 1983 · N1515K · Destroyed
  > The student pilot made a delayed decision to land and landed within a few ft of wires without seeing them. The ground crew tried to hold him but the balloon still had too much lift. The student then saw the wires and tried to go over thembut the collision…
- [NTSB CHI83LA265](https://openairdocs.org/ntsb/CHI83LA265.md): Balloon Works Firefly 7 · Flint, MI · Accident · 1 fatal · Limited investigation · Final report · Jun 19, 1983 · N27114 · Substantial damage
  > After takeoff, the plt leveled the Balloon, and a short time later, he collapsed to the floor of the gondola & had difficulty breathing. The Balloon began descending. Subsequently, it hit the porch of a house & was damaged. The plt died from acute myocardial…
- [NTSB CHI83LA134](https://openairdocs.org/ntsb/CHI83LA134.md): Balloon Works Firefly AX-7 · Augusta, MI · Accident · No injuries · Limited investigation · Final report · Mar 12, 1983 · N4057K · Substantial damage
  > The Balloon made a hard landing and ejected the pilot and passenger. The landing was made in a school parking lot. Afterdropping the occupants the Balloon contacted power lines with the envelope. The occurants were not injured.
- [NTSB CHI82DA178](https://openairdocs.org/ntsb/CHI82DA178.md): Balloon Works FIREFLY-7 · Wyoming, MI · Accident · No injuries · Final report · May 20, 1982 · N1533N · Substantial damage
  > The pilot was attempting to takeoff from a parking lot. He stated that when the Balloon was about 15 feet from the ground a gust of wind pushed the Balloon down into some trees and an apartment house.
- [NTSB CHI78DEC53](https://openairdocs.org/ntsb/CHI78DEC53.md): Balloon WKS 7 · Northville, MI · Accident · No injuries · Closed · Sep 4, 1978 · N2027F · Substantial damage

## 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" = 'MI' 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=MI

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