# NTSB ERA18WA159: Cessna 421B, N421MM, Rock Sound, Bahamas, June 5, 2018

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Foreign investigation
- Date: June 5, 2018, 16:15 local (20:15 UTC)
- Place: Rock Sound, Bahamas
- Coordinates: 24.897222, -76.192497 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=24.8972&lon=-76.1925&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Defining event: [Initial climb: Fire/smoke (non-impact)](https://openairdocs.org/ntsb-events/150)
- Highest injury: Fatal
- Injuries: 3 fatal
- Status: Led by another country's authority
- NTSB office: Eastern Region Aviation
- Lead agency: Other
- NTSB case key (mKey): 97408
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ERA18WA159
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/97408/pdf
- Page: https://openairdocs.org/ntsb/ERA18WA159

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Initial climb: Fire/smoke (non-impact)](https://openairdocs.org/ntsb-events/150) (defining event); cases with it: [Cessna 421B, 2 cases](https://openairdocs.org/ntsb-events/150/sequence.md?model=2076014), [All aircraft, 504 cases](https://openairdocs.org/ntsb-events/150/sequence.md)
- [Emergency descent: Loss of control in flight](https://openairdocs.org/ntsb-events/240); cases with it: [Cessna 421B, 7 cases](https://openairdocs.org/ntsb-events/240/sequence.md?model=2076014), [All aircraft, 5,002 cases](https://openairdocs.org/ntsb-events/240/sequence.md)
- [Uncontrolled descent: Collision with terr/obj (non-CFIT) ](https://openairdocs.org/ntsb-events/470); cases with it: [Cessna 421B, 11 cases](https://openairdocs.org/ntsb-events/470/sequence.md?model=2076014), [All aircraft, 10,189 cases](https://openairdocs.org/ntsb-events/470/sequence.md)

## Aircraft

- Registration: [N421MM](https://openairdocs.org/deregistered/N421MM-2021-03-17), registration cancelled 2021-03-17, S/N 421B0804, built 1974 (OpenAirDocs)
- Reported make and model: CESSNA 421B (B)
- Registry model: [Cessna 421B](https://openairdocs.org/model/cessna-421b) (registry code 2076014) (OpenAirDocs)
- Registry engine: [Continental GTSIO-520-C](https://openairdocs.org/engine/continental-gtsio-520-c) (registry code 17035, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 421B0804
- Year built: 1974
- Damage: Destroyed
- Fire: In-Flight
- Flight: Non-U.S., non-commercial
- Operator: Hat Investments LLC
- Registered owner: Hat Investments LLC
- Airworthiness certificate: Standard, Normal
- Departed: MYER, Rock Sound
- Destination: KFRP, Fort Pierce, FL
- Airport: MYER, Rock Sound

## Weather

- Icing: Unknown
- Turbulence: Unknown

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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