# NTSB investigations: Bell 47G-3B-2, WA

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 WPR09CA331](https://openairdocs.org/ntsb/WPR09CA331.md): Bell 47G-3B-2 · Ocean Shores, WA · Accident · Minor injuries · Data collection · Final report · Jul 7, 2009 · N8169J · Substantial damage
  > The pilot's failure to maintain clearance from the water while maneuvering due to the pilot's diverted attention.
- [NTSB SEA94LA029](https://openairdocs.org/ntsb/SEA94LA029.md): Bell 47G3B2 · Toledo, WA · Accident · No injuries · Limited investigation · Final report · Nov 9, 1993 · N8169J · Substantial damage
  > Transmission shear bolts failed causing a loss of power to the rotor system, and the pilot encountered unsuitable terrain during his autorotation attempt.
- [NTSB SEA90LA048](https://openairdocs.org/ntsb/SEA90LA048.md): Bell BH-47G3B2 · Des Moines, WA · Accident · Minor injuries · Limited investigation · Final report · Mar 1, 1990 · N4073G · Destroyed
  > Partial loss of engine power, cause undetermined. The aircraft was not recovered and examination of the engine was not possible.
- [NTSB SEA86LA177](https://openairdocs.org/ntsb/SEA86LA177.md): Bell 47G3B2 · Nahcotta, WA · Accident · Minor injuries · Limited investigation · Final report · Jul 21, 1986 · N7092J · Destroyed
  > While spraying oyster beds the pilot inadvertently flew the helicopter into the ground.
- [NTSB SEA76DYC66](https://openairdocs.org/ntsb/SEA76DYC66.md): Bell 47G3B2 · Vancouver, WA · Accident · No injuries · Closed · Aug 11, 1976 · N7092J · Destroyed
- [NTSB SEA76DYG44](https://openairdocs.org/ntsb/SEA76DYG44.md): Bell 47G-3B · Palouse, WA · Accident · No injuries · Closed · Apr 21, 1976 · N2240W · Destroyed
- [NTSB SEA74DYG50](https://openairdocs.org/ntsb/SEA74DYG50.md): Bell 47G3B2 · Clarkston, WA · Accident · Minor injuries · Closed · Jun 23, 1974 · N8169J · Destroyed
- [NTSB SEA73DYG09](https://openairdocs.org/ntsb/SEA73DYG09.md): Bell 47G3B2 · Molsen, WA · Accident · No injuries · Closed · Jul 8, 1972 · N7825S · Substantial damage
- [NTSB SEA70FWG16](https://openairdocs.org/ntsb/SEA70FWG16.md): Bell 47G3B2 · Spokane, WA · Accident · No injuries · Closed · Jun 6, 1970 · N7825S · 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" = 'WA' 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 ('1181029', '1181036'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1181029&state=WA

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.