NTSB investigations, PR

23 cases where the sequence of events included Loss of control in flight.

Cases per year

20082026
NTSB investigations, PR per year, 2008–2026: 23 cases
20082
20091
20103
20111
20123
20132
20141
20152
20172
20201
20231
20242
20252

Latest cases

Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
  FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
  WHERE c.\"eventStateOrRegion\" = 'PR' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '240' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\"))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

NTSB ERA26LA047Accident · Minor injuriesClass 4 · LimitedFinal reportTorres Ruben Aventura II · Culebrita Beach, PRThe pilot's failure to maintain directional control during the initial climb, which resulted in abnormal contact with the water and a subsequent collision with vegetation.Nov 15, 2025 · N258RS · Substantial damageNTSB ERA25LA275Accident · No injuriesClass 4 · LimitedFinal reportPiper PA28 · San Juan, PRThe student pilot’s excessing pitch attitude during takeoff, which resulted in a loss of aircraft control and aerodynamic stall.Jul 21, 2025 · N4187U · Substantial damageNTSB ERA25FA082Accident · 1 fatalClass 3 · FieldFinal reportCessna 172 · Cintrona, PRMaintenance personnel’s inadequate inspection of the airplane, which resulted in inflight the failure of the right aileron carry through cable due to wear, reduced effectiveness of the airplane’s ailerons, and a subsequent loss of control.Dec 20, 2024 · N22088 · DestroyedNTSB ERA24FA301Accident · 1 fatalClass 3 · FieldFinal reportCessna 402B · Aguadilla, PRThe pilot’s decision to operate the airplane with known maintenance discrepancies, which resulted in a total loss of right engine power. Contributing to the outcome was the pilot’s failure to maintain airspeed while returning to the airport with a single…Jul 11, 2024 · N4167G · DestroyedNTSB ERA24LA063Accident · No injuriesClass 4 · LimitedFinal reportCessna 150L · Lajas, PRThe pilot’s failure to maintain adequate clearance from bushes alongside the runway, which resulted in a loss of directional control during the takeoff.Dec 10, 2023 · N1707Q · Substantial damageNTSB ERA20LA202Accident · 2 fatalClass 3 · LimitedFinal reportPiper PA23 · San Juan, PRThe pilot’s intentional operation of the airplane with known deficiencies of the left engine and subsequent in-flight loss of control after takeoff. Contributing to the loss of engine power was internal contamination of the left servo fuel injector.…Jun 2, 2020 · N14181 · Substantial damageNTSB ERA18LA002Accident · 1 fatalLimited investigationFinal reportCessna 182 · San Juan, PRThe pilot's failure to maintain adequate distance from helicopters during the approach for landing, resulting in an encounter with wake turbulence and subsequent loss of control.Oct 2, 2017 · N9021X · Substantial damageNTSB ERA17FA195Accident · 1 fatalField investigationFinal reportPiper PA23 · San Juan, PRThe pilot's failure to maintain adequate airspeed, properly correct for left yaw, and his exceedance of the airplane's critical angle of attack during initial climb, which resulted in an aerodynamic stall and subsequent uncontrolled descent into water.Jun 3, 2017 · N21WW · DestroyedNTSB ERA15FA096Accident · 1 fatalField investigationFinal reportRobinson Helicopter R22 Beta · Catano, PRThe student pilot’s failure to maintain rotor rpm while maneuvering in the airport traffic pattern, which resulted in the helicopter’s uncontrolled descent to the water. Contributing to the accident was the student’s distraction with other aircraft operating…Jan 10, 2015 · N348VH · DestroyedNTSB ERA15CA089Accident · Minor injuriesData collectionFinal reportRobinson Helicopter R44 II · Barranquitas, PRThe pilot's failure to maintain control of the helicopter while landing which resulted in a tailrotor ground strike and collision with terrain.Jan 2, 2015 · N3183T · Substantial damageNTSB ERA14LA174Accident · 1 fatalLimited investigationFinal reportN/A N/A · Patillas, PRThe pilot’s failure to maintain airplane control during approach for landing, which resulted in a stall/spin.Mar 26, 2014 · UNREG · Substantial damageNTSB ERA14MA060Accident · 2 fatalMajor investigationFinal reportFairchild SA227-AC · La Alianza, PRThe flight crew's excessive elevator input during a rapid descent under night lighting conditions, which resulted in the overstress and breakup of the airplane. Contributing to the accident was an initial loss of airplane control for reasons that could not be…Dec 3, 2013 · N831BC · DestroyedNTSB ERA14LA007Accident · 1 fatalLimited investigationFinal reportBritten-Norman BN-2A-8 · Culebra, PRThe pilot's failure to maintain airplane control for reasons that could not be determined because the wreckage was not recovered.Oct 6, 2013 · N909GD · Substantial damageNTSB ERA12FA484Accident · 1 fatalField investigationFinal reportCessna 172M · San Juan, PRMaintenance personnel’s improper lubrication of the right direct aileron control cable and failure to detect the severe corrosion of the cable during a maintenance inspection, which resulted in the in-flight failure of the cable, the pilot’s subsequent…Jul 25, 2012 · N73115 · Substantial damageNTSB DCA12FA051Accident · 2 fatalClass 1 · FieldFinal reportConvair 440 - NO Series · San Juan, PRthe flight crew's failure to maintain adequate airspeed after shutting down the right engine due to an in-flight fire in one of the right augmentors. The failure to maintain airspeed resulted in either an aerodynamic stall or a loss of directional control.Mar 15, 2012 · N153JR · DestroyedNTSB ERA12CA211Accident · No injuriesData collectionFinal reportCessna 172M · Mayaquez, PRThe pilot did not maintain control of the airplane while landing in crosswind conditions.Feb 19, 2012 · N5286H · Substantial damageNTSB ERA11FA376Accident · 5 fatalField investigationFinal reportCessna A185F · Yabucoa, PRThe pilot's inadequate weather planning and improper decision to continue a visual flight rules flight into instrument meteorological conditions, which resulted in an encounter with a thunderstorm and subsequent loss of control.Jul 1, 2011 · N8436Q · Substantial damageNTSB ERA10CA407Accident · Minor injuriesData collectionFinal reportRobinson Helicopter R44 · Aguadilla, PRThe pilot's inadequate preflight performance calculations, which resulted in the overweight helicopter's lack of hover capability out of ground effect.Aug 8, 2010 · N367JM · Substantial damageNTSB ERA10LA207Accident · 1 fatalLimited investigationFinal reportLuciano Edison HA-2 Sportster · Humacao, PRThe failure of the pilot to maintain control of the gyrocraft while maneuvering after takeoff. Contributing to the accident was the pilot’s operation of the gyrocraft with an inoperative right magneto.Apr 3, 2010 · N764EL · Substantial damageNTSB ERA10LA158Accident · 1 fatalLimited investigationFinal reportMonroig Pedro J Rans S-6S · Mayaguez, PRThe sport pilot's failure to maintain adequate airspeed during landing in crosswind conditions resulting in an aerodynamic stall.Mar 3, 2010 · N514PM · Substantial damageNTSB ERA09MA157Accident · 6 fatalMajor investigationFinal reportCessna 206H · Quebradillas, PRThe pilot exceeded the design limits of the airplane, which resulted in an in-flight break up while maneuvering in adverse weather conditions.Feb 8, 2009 · N118ME · DestroyedNTSB ERA09LA051Accident · Serious injuriesLimited investigationFinal reportRobinson Helicopter R44 · San Juan, PRThe detachment of the forward left servo control tube upper rod end attachment bolt during a hover due to separation of its retaining nut for undetermined reasons.Nov 12, 2008 · N452JM · Substantial damageNTSB NYC08CA300Accident · Serious injuriesData collectionFinal reportQuicksilver MXL II · Barceloneta, PRThe student pilot's failure to maintain control of the airplane during an aborted landing. Contributing to the accident were the high winds.Aug 30, 2008 · N594TC · Substantial damage