# NTSB DCA89RA023: Boeing 707, N7231T, Santa Maria, Portugal, February 8, 1989

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Foreign investigation
- Date: February 8, 1989
- Place: Santa Maria, Portugal
- Highest injury: Fatal
- Injuries: 144 fatal
- Status: Led by another country's authority
- NTSB office: Major Investigations Division
- Safety recommendations: Yes
- NTSB case key (mKey): 15924
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DCA89RA023
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/15924/pdf
- Page: https://openairdocs.org/ntsb/DCA89RA023

## Aircraft

- Registration: [N7231T](https://openairdocs.org/deregistered/N7231T-1991-04-01), registration cancelled 1991-04-01, S/N 19572 (OpenAirDocs)
- Reported make and model: BOEING 707
- Registry model: [Boeing 707-331B](https://openairdocs.org/model/boeing-707-331b) (registry code 138366H) (OpenAirDocs)
- Flight: Part 121
- Operator: Independent Air, Inc.

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19890208001989A](https://openairdocs.org/incident/19890208001989A), Feb 8, 1989: Boeing 707331B, Destroyed, 145 fatal. Too low on landing approach, crashed into a ridge.

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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