# NTSB investigations: Bell 47G-5, 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 CHI07CA212](https://openairdocs.org/ntsb/CHI07CA212.md): Bell 47G-5 · Jesup, IA · Accident · No injuries · Data collection · Final report · Jul 10, 2007 · N8140J · Substantial damage
  > The pilot's inability to maintain control of the helicopter when it unexpectedly encountered a whirlwind shortly after takeoff.
- [NTSB CHI90LA205](https://openairdocs.org/ntsb/CHI90LA205.md): Bell 47G-5 · Hudson, IA · Accident · No injuries · Limited investigation · Final report · Jul 30, 1990 · N8140J · Substantial damage
  > Improper touchdown performed by the pilot in command.
- [NTSB MKC77FCD41](https://openairdocs.org/ntsb/MKC77FCD41.md): Bell 47G5 · Denison, IA · Accident · Serious injuries · Closed · Aug 23, 1977 · N4095G · Destroyed
- [NTSB MKC72FCD08](https://openairdocs.org/ntsb/MKC72FCD08.md): Bell 47-G5 · New Market, IA · Accident · No injuries · Closed · Jul 20, 1971 · N4705R · Destroyed
- [NTSB MKC71DCD13](https://openairdocs.org/ntsb/MKC71DCD13.md): Bell 47G-5 · Conrad, IA · Accident · No injuries · Closed · Jul 21, 1970 · N8140J · Substantial damage
- [NTSB MKC70D0204](https://openairdocs.org/ntsb/MKC70D0204.md): Bell 47G-5 · Irwin, IA · Accident · No injuries · Closed · Aug 26, 1969 · N7801S · 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" = '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 ('1181032'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1181032&state=IA

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