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Accidents · NTSB NYC08WA256 · Preliminary: the investigation is not finished

Sikorsky S-61N accident near Cusco, Pe, July 19, 2008

On July 19, 2008 at about 2:14 pm local time, a Sikorsky S-61N (helicopter), registered N91158, was substantially damaged in an accident near Cusco. It was a flight of an unrecorded kind under non-U.S. private rules. No one was hurt; 13 people were on board or involved. The weather was visual conditions (good weather).

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The NTSB's probable cause their words, unchanged

The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.

Source: NTSB aviation accident database, copy made October 4, 2026. Docket and reports at the NTSB.

What the record shows

Date
July 19, 2008 · about 2:14 pm local time
Place
Cusco, Pe · map
Type
Accident
Injuries
No one was hurt; 13 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Sikorsky S-61N · all S-61Ns on the register
Registration
N91158 · registry record
Damage
Substantial damage
Flight
Flight of an unrecorded kind · non-U.S. private rules

The factual record from the NTSB's investigation tables, in plain English

The aircraft

  • Landing gear: fixed

The flight

  • Departed from: Cusco
  • Destination: Cusco
  • Flight plan: none

Weather at the time

  • Temperature: 0°F (-18°C), dew point 0°F (-18°C)

Injuries

FatalSeriousMinorNone
Flig2
Passengers11

About this page

Everything above comes from the NTSB's public accident database: the narrative, probable cause and findings are the NTSB's own words, and the coded tables behind its report (pilot, aircraft, flight, weather, injuries, sequence of events) are written out in plain English. Pilots' ages, home towns and medical details are left out on purpose. The docket at the NTSB holds the report as a PDF and the investigation's photographs and documents. This site never names pilots, passengers or anyone else involved. A preliminary report describes what is known soon after the event and can change; the final report, with the probable cause, usually follows one to two years later and this page is refreshed when it does. Case number NYC08WA256.