NTSB CAROL · Event
Event ERA11WA472
Aircraft involved
Factual narrative
On August 19, 2011, at 1948 coordinated universal time (16:48 local time), an Agusta, AW139, helicopter, Brazilian registration PT-SEK, impacted into the Atlantic Ocean, near an oil rig, identifier P-65, the helicopter sank in waters with a recorded floor depth of 100 meters (328 feet). The 2 person flight crew and 2 passengers have not been located and are presumed killed. The flight had just departed P-65 and was en route to Macae Municipality, Rio de Janerio, Brazil, at the time of the accident. The investigation is under the direction of the Government of Brazil. For further information contact: Aeronautical Accident Prevention and Investigation Center Investigative Division SHIS-QI 05-VI COMAR Brasilia-DF, Brazil 71.615-600 Tel: (55-61) 3364-8812 Email: [email protected] This report is for informational purposes, and only contains information released by the government of Brazil. Source: NTSB Aviation Accident Database Retrieved: 2026-02-12
NTSB Findings
Hierarchical cause / factor breakdown from the FAA bulk avdata database. Each finding tagged C (Cause) or F (Factor).
- C Aircraft-Aircraft systems-Hydraulic power system-Hydraulic, main system-Failure - C
- F Personnel issues-Action/decision-Action-(general)-Pilot - F
Verbatim from NTSB's published report. Source file
NTSB_2011_ERA11WA472.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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