# NTSB CHI90TL#03: Bell 206B, N620, Fort Thompson, SD, February 12, 1990

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Class 3 · Final report
- Date: February 12, 1990, 14:42 local (20:42 UTC)
- Place: Fort Thompson, SD
- Coordinates: 44.040328, -99.410987 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=44.0403&lon=-99.4110&mi=10
- Highest injury: Serious injuries
- Injuries: 1 serious, 1 minor
- Status: Completed
- Investigation class: Class 3
- NTSB case key (mKey): 14791
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI90TL#03
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/14791/pdf
- Page: https://openairdocs.org/ntsb/CHI90TL%2303

## Aircraft

- Registration: [N620](https://openairdocs.org/deregistered/N620-2011-06-01), registration cancelled 2011-06-01, S/N 2904, built 1980 (OpenAirDocs)
- Reported make and model: BELL 206B
- Registry model: [Bell 206B](https://openairdocs.org/model/bell-206b) (registry code 1181511) (OpenAirDocs)
- Registry engine: [Allison 250 SER 250HP](https://openairdocs.org/engine/allison-250-ser-250hp) (registry code 03002, turbo-shaft) (OpenAirDocs)
- Category: Helicopter
- Serial number: 2904
- Damage: Destroyed
- Fire: Unknown
- Flight: Public aircraft, Public use
- Operator: Doe
- Registered owner: Dept Of Energy
- Departed: PIERCE, SD
- Destination: FT THOMPSON, SD
- Flight plan: Unknown

## Weather

- Conditions: Day
- Temperature: -0 °F, dew point -0 °F

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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