NTSB investigations, 2015
115 cases where the sequence of events included Loss of engine power (partial).
Cases per year
| 2008 | 99 |
|---|---|
| 2009 | 116 |
| 2010 | 105 |
| 2011 | 118 |
| 2012 | 124 |
| 2013 | 82 |
| 2014 | 114 |
| 2015 | 115 |
| 2016 | 108 |
| 2017 | 99 |
| 2018 | 98 |
| 2019 | 105 |
| 2020 | 72 |
| 2021 | 111 |
| 2022 | 80 |
| 2023 | 75 |
| 2024 | 81 |
| 2025 | 88 |
| 2026 | 68 |
Where
Open the mapLatest 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 year(c.\"eventDate\") = 2015
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '342' 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.
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 year(c."eventDate") = 2015 AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '342' 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
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB CEN16LA082Accident · No injuriesLimited investigationFinal reportBeech V35B · Tahlequah, OKA partial loss of engine power shortly after takeoff due to an inadequately tightened fuel line. Also causal was the pilot's failure to extend the landing gear once the airplane was in a position to safely land on the runway.NTSB WPR16LA039Accident · No injuriesLimited investigationFinal reportMooney M20E · Corona, CAA partial loss of engine power during initial climb for reasons that could not be determined based on available information. Contributing to the accident was the pilot’s decision to conduct the takeoff with observed engine deficiencies.NTSB ERA16LA065Accident · No injuriesClass 3 · LimitedFinal reportDehavilland Tiger Moth DH 82A · Modena, NYA partial loss of engine power due to a stuck No. 1 cylinder exhaust valve.NTSB CEN16LA061Accident · Minor injuriesLimited investigationFinal reportGlobe GC 1B · Lake Elmo, MNA loss of engine power due to the carburetor’s primary venturi, fuel nozzle, or both separating after takeoff.NTSB DCA16WA049Incident · No injuriesForeign investigationBombardier BD100 1A10 · Le Bourget, FranceThe BEA of France has notified the NTSB of an incident involving a Bombardier BD100 1A10 that occurred on December 02, 2015. The NTSB has appointed a U.S. Accredited Representative to assist the BEA's investigation under the provisions of ICAO Annex 13 as the…NTSB WPR16LA033Accident · No injuriesClass 3 · LimitedFinal reportPiper PA 28-140 · Wickenburg, AZA partial loss of engine power due to a separation of the mixture control cable clamp, which was either not installed or secured correctly during maintenance.NTSB ERA16LA046Accident · No injuriesLimited investigationFinal reportMooney M20 · Fort Meade, MDA partial loss of engine power for reasons that could not be determined because postaccident examination of the engine revealed no mechanical malfunctions or failures that would have precluded normal operation.NTSB ERA16LA045Accident · Serious injuriesLimited investigationFinal reportPhantom Aeronautics Phantom X 1 · Monroe, NCThe partial loss of engine power for reasons that could not be determined because postaccident examination of the engine did not reveal any preimpact anomalies that would have precluded normal operation.NTSB WPR16LA031Accident · No injuriesLimited investigationFinal reportCessna 210 · Coalinga, CAA partial loss of engine power during takeoff for reasons that could not be determined, because postaccident examination revealed no mechanical malfunctions or failures that would have precluded normal operation.NTSB CEN16FA037Accident · 1 fatalField investigationFinal reportCessna 182Q · Richmond, MOThe airplane's impact with trees and terrain during an off-airport forced landing in dark night conditions following a partial loss of engine power. The reason for the partial loss of engine power could not be determined because postaccident examination did…NTSB CEN16LA031Accident · Minor injuriesLimited investigationFinal reportAmerican Autogyro Sparrowhawk · Wakeman, OHA loss of engine power/performance for reasons that could not be determined because a postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.NTSB WPR16LA020Accident · Minor injuriesLimited investigationFinal reportBell 206B · Dallas, ORA loss of engine power for reasons that could not be determined based on the available information.NTSB CEN16LA025Accident · No injuriesLimited investigationFinal reportChampion 7ECA · Sheridan, ARThe partial loss of engine power due to carburetor icing.NTSB ERA16LA027Accident · No injuriesLimited investigationFinal reportCessna 150M · Key Biscayne, FLThe fatigue failure of the No. 1 cylinder intake valve, which resulted in the partial loss of engine power.NTSB ERA16LA019Accident · No injuriesLimited investigationFinal reportBeech 23 · Humboldt, TNA partial loss of engine power due to low No. 2 cylinder compression and an inoperative right magneto.NTSB CEN16LA015Accident · No injuriesLimited investigationFinal reportBobby Martin Autogyro MTO Sport · Wallisville, TXFracture of the pusher propeller blade due to impact damage from an unknown object while in flight, which resulted in a severe vibration and a loss of thrust.NTSB CEN16LA032Accident · No injuriesLimited investigationFinal reportCessna 177RG · Red Oak, IAThe improper torque of the engine’s No. 3 cylinder intake pipe bolts, which resulted in the separation of the pipe and a partial loss of engine power.NTSB ENG16IA001Incident · No injuriesIncident investigationFinal reportBoeing 747 · Russian airspace, JapanThe PW4056 engine experienced an in-flight loss of power because of damage to the low-pressure turbine (LPT) because of the inadequate overhaul inspection and repair instructions that existed at the time of the LPT module's last overhaul. A vane hook in the…NTSB CEN15LA431Accident · Serious injuriesLimited investigationFinal reportEdward M Van Morlan Rans S-12 · Gardner, KSThe pilot's inadequate airspeed control and the airplane’s exceedance of its critical angle-of-attack during the forced landing, which resulted in an aerodynamic stall. Contributing to the accident was the loss of engine power due to fuel starvation caused by…NTSB ERA15LA373Accident · Minor injuriesLimited investigationFinal reportVanek Jim Sport Copter Vortex · Lake Wales, FLA loss of engine power due to a lean fuel/air mixture as a result of a disconnected fuel primer line.NTSB WPR15LA266Accident · Serious injuriesLimited investigationFinal reportPiper PA 28 · Elko, NVThe pilot's failure to sufficiently lean the engine’s fuel-to-air mixture for the given density altitude, which resulted in reduced engine power output and the airplane’s inability to climb.NTSB WPR15LA262Accident · No injuriesLimited investigationFinal reportGraves Bryon S Vans RV-7A · Byron, CAImproper overhaul of the right magneto, which eliminated system redundancy, and resulted in a loss of engine power when the left magneto failed during aerobatic flight maneuvers.NTSB CEN15LA418Accident · Minor injuriesLimited investigationFinal reportCessna 421B · Platteville, WIThe partial loss of right engine power for undetermined reasons with insufficient runway remaining for the aborted takeoff.NTSB ERA15LA368Accident · No injuriesLimited investigationFinal reportCessna 150M · Mount Airy, MDThe in-flight fatigue failure of the No. 4 cylinder barrel, which resulted in a total loss of engine power.NTSB WPR15LA261Accident · Minor injuriesLimited investigationFinal reportSchweizer 269C · Forest Grove, ORA partial loss of engine power during cruise flight for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.NTSB CEN15LA414Accident · Minor injuriesLimited investigationFinal reportCessna 172P · Nutwood, ILA partial loss of engine power due to the undetected loosening of the four carburetor bolts that connect the throttle body to the bowl assembly.NTSB CEN15LA439Accident · No injuriesLimited investigationFinal reportRobinson Helicopter R44 II · Alice, TXA loss of engine power during a practice power recovery autorotation for reasons that could not be determined based on the available information.NTSB ERA15LA354Accident · Serious injuriesLimited investigationFinal reportCessna 177 · Moneta, VAThe pilot's premature retraction of the wing flaps and his subsequent failure to maintain pitch control during an attempted go-around, which resulted in the airplane exceeding its critical angle-of-attack and an aerodynamic stall. Contributing to the accident…NTSB ANC15LA070Accident · No injuriesLimited investigationFinal reportHelio H 295 · Delta Junction, AKA partial loss of engine power during takeoff for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.NTSB ERA15FA353Accident · 1 fatalField investigationFinal reportAero Vodochody L39 · Oneida, TNThe pilot's failure to maintain airplane control following a partial loss of engine power during initial climb. The reason for the partial loss of engine power could not be determined due to extensive postimpact damage.NTSB CEN15LA407Accident · Serious injuriesLimited investigationFinal reportAlon A2 · Laramie, WYThe pilot’s failure to use carburetor heat in cruise flight while operating in an area conducive to serious carburetor icing, which resulted in a loss of engine power and an off-airport landing. Contributing to the accident was the pilot's decision to…NTSB CEN15LA413Accident · Minor injuriesLimited investigationFinal reportVenus CP328 Super Emeraude · Port Wing, WIThe pilot’s undershooting the landing area and the subsequent impact with a hay bale. Also causal to the accident was the operation of the airplane in conditions conducive to carburetor icing, which reduced the engine power during the landing.NTSB CEN15LA404Accident · 1 fatalLimited investigationFinal reportCessna TR182 · Midland, TXThe partial loss of engine power for reasons that could not be determined based on the available evidence.NTSB WPR15FA256Accident · 2 fatalField investigationFinal reportPiper PA28 · Santee, CAThe pilots' failure to maintain airplane control following a partial loss of engine power after takeoff, which resulted in an aerodynamic stall. Contributing to the accident was the partial loss of engine power due to a failure of the right magneto.NTSB WPR15LA254Accident · Minor injuriesLimited investigationFinal reportRaudenbush Ernie Lancair Super ES · Winkelman, AZA partial loss of engine power for reasons that could not be determined because postaccident examination of the engine revealed no anomalies.NTSB ERA15LA332Accident · Serious injuriesLimited investigationFinal reportLancair IV · Fort Lauderdale, FLThe mechanic's improper installation of the turbocharger assembly, which resulted in oil starvation and a subsequent total loss of the engine power.NTSB ERA15LA334Accident · Serious injuriesLimited investigationFinal reportBeech B19 · Dexter, METhe flight instructor’s inadequate preflight planning, which resulted in collision with trees and terrain during takeoff.NTSB WPR15LA251Accident · No injuriesLimited investigationFinal reportDova DV-1 · San Carlos, CAA partial loss of engine power due to fuel vapor lock. Contributing to the accident was the absence of a fuel return line.NTSB CEN15LA387Accident · Serious injuriesLimited investigationFinal reportRobinson R44 II · Cheyenne, WYThe pilot's improper preflight performance planning, which resulted in a hard landing due to low rotor rpm while operating near maximum gross weight in high density altitude conditions.NTSB CEN15LA389Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT 502B · Monroe, NELoss of propeller thrust for reasons that could not be determined, since examination of the airplane's engine, propeller, and associated accessories revealed no anomalies.NTSB CEN15LA382Accident · Serious injuriesLimited investigationFinal reportPiper PA 22-160 · Tyler, MNThe student pilot's failure to adequately ensure the carburetor was clear of ice before takeoff, which resulted in a partial loss of engine power during takeoff due to carburetor icing.NTSB CEN15LA383Accident · No injuriesLimited investigationFinal reportPiper PA 25-235 · Harvey, NDThe partial loss of engine power due to a failed magneto and two cylinders with low compression. Contributing to the accident was the pilot/owner’s decision to operate the airplane with an ongoing engine issue.NTSB WPR15LA248Accident · Minor injuriesLimited investigationFinal reportSikorsky S 61A · Ironside, ORA loss of power to the No. 2 engine due to the failure of the accessory gearbox drivetrain. Also causal was the pilot’s inability to release the external longline due to the use of a safety wire across the coupling of the quick-disconnect mechanism, which…NTSB ERA15LA318Accident · No injuriesLimited investigationFinal reportCessna 172K · Chiefland, FLThe partial loss of engine power during cruise flight for reasons that could not be determined because a postaccident airframe and engine examination and engine test run revealed no evidence of mechanical malfunctions or failures.NTSB ERA15LA311Accident · Serious injuriesLimited investigationFinal reportThomas A Siminski Zenith CH 750 · Allentown, PAA partial loss of engine power due to the No. 1 spark plug being liberated from the cylinder head due to the stripped threads in the cylinder head. Contributing to the accident was the pilot’s decision to attempt to return to the airport while at a low…NTSB ERA15FA308Accident · 2 fatalField investigationFinal reportBeech N35 · Weirsdale, FLA partial loss of engine power during takeoff. The reason for the partial loss of power could not be determined due to the extensive fire and impact damage to the engine.NTSB CEN15LA377Accident · No injuriesLimited investigationFinal reportGrumman G 164B · Sac City, IAThe loss of engine power for reasons that could not be determined based on the available information.NTSB ERA15LA306Accident · Serious injuriesLimited investigationFinal reportWright Daniel J Volksplane VP-1 · Brooksville, FLThe pilot's failure to abort the takeoff after determining that the engine was not producing adequate power. Contributing to the accident was the engine's inability to produce adequate power for reasons that could not be determined due to extensive postimpact…NTSB ERA15LA300Accident · Minor injuriesLimited investigationFinal reportCessna 182 · Hot Springs, VAA partial loss of engine power during initial climb due to the failure of a magneto. Contributing to the accident was the pilot's decision to operate the airplane without a current annual inspection.NTSB WPR15LA235Accident · Minor injuriesLimited investigationFinal reportCleveland Allan B Nieuport 11# · Bellingham, WAA partial loss of engine power for reasons that could not be determined because postaccident examination revealed no mechanical malfunctions or anomalies that would have precluded normal operation.