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Last updated: 17 January 2022
Datum:Samstag 24 Juni 1972
Zeit:23:17 EST
Flugzeugtyp:Silhouette image of generic HERN model; specific model in this crash may look slightly different
de Havilland DH-114 Prinair Heron 2B
Kennzeichen: N554PR
Werknummer: 14085
Baujahr: 1955
Triebwerk: 4 Continental IO-520E
Besatzung:Todesopfer: 2 / Insassen: 2
Fluggäste:Todesopfer: 3 / Insassen: 18
Gesamt:Todesopfer: 5 / Insassen: 20
Sachschaden: Zerstört
Konsequenzen: Written off (damaged beyond repair)
Unfallort:Ponce-Mercedita Airport (PSE) (   Puerto Rico)
Flugphase: Annäherung (APR)
Betriebsart:Inländischer planmäßiger Passagierflug
Flug von:San Juan-Isla Verde International Airport (SJU/TJSJ),
Flug nach:Ponce-Mercedita Airport (PSE/TJPS),
Flugnummer: 191
The Heron was over-rotated, lost control and crashed while the crew were executing a go-around after trying to land on runway 29.

Probable Cause:

PROBABLE CAUSE: "The National Transportation Safety Board determines that the probable cause of the accident was the loss of directional control during a go-around from a landing attempt. Control was lost when the aircraft was overrotated at too low an airspeed to sustain flight. The crew's reasons for rejecting the landing are not known."

Accident investigation:
Investigating agency: NTSB
Status: Investigation completed
Duration: 3 years and 6 months
Accident number: NTSB/AAR-75-17
Download report: Final report


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This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from San Juan-Isla Verde International Airport to Ponce-Mercedita Airport as the crow flies is 76 km (47 miles).

This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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