# NTSB investigations: Balloon Works FIREFLY 7, NH

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 CHI08CA017](https://openairdocs.org/ntsb/CHI08CA017.md): Balloon Works Firefly 7 · East Hampstead, NH · Accident · Serious injuries · Data collection · Final report · Oct 15, 2007 · N7408G · No damage
  > The pilot's excessive descent rate on approach, which resulted in a hard landing. Contributing factors were the adverse winds encountered during the flight, and the presence of the trees and power lines near the landing area.
- [NTSB NYC95LA026](https://openairdocs.org/ntsb/NYC95LA026.md): Balloon Works Firefly 7 · Nashua, NH · Accident · Serious injuries · Limited investigation · Final report · Oct 29, 1994 · N4070S · No damage
  > The pilot's improper touchdown which resulted in a rollover.
- [NTSB NYC92LA010](https://openairdocs.org/ntsb/NYC92LA010.md): Balloon Works Firefly 7 · Webster, NH · Accident · 1 fatal · Limited investigation · Final report · Oct 19, 1991 · N4051L · Substantial damage
  > Failure of the ground crewman (from another Balloon) to recognize the hazardous condition that existed, when the Balloon came in contact with a high voltage power line during a precautionary landing. Factors related to the accident were: the lack of suitable…

## 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" = 'NH' 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=NH

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