NTSB investigations, 2020
116 cases where the sequence of events included Off-field or emergency landing.
Cases per year
| 2008 | 198 |
|---|---|
| 2009 | 260 |
| 2010 | 245 |
| 2011 | 258 |
| 2012 | 237 |
| 2013 | 198 |
| 2014 | 201 |
| 2015 | 206 |
| 2016 | 183 |
| 2017 | 198 |
| 2018 | 195 |
| 2019 | 149 |
| 2020 | 116 |
| 2021 | 144 |
| 2022 | 141 |
| 2023 | 138 |
| 2024 | 136 |
| 2025 | 107 |
| 2026 | 58 |
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\") = 2020
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '440' 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") = 2020 AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '440' 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 CEN21LA103Accident · No injuriesClass 3 · LimitedFinal reportCessna 172H · Cypress, TXA total loss of engine power due to fuel exhaustion.NTSB CEN21LA102Accident · 1 fatalClass 3 · LimitedFinal reportHughes 369D · Tuckers Crossing, MSThe pilot’s loss of helicopter control when the external saw contacted trees during an attempted emergency landing due to a main rotor transmission oil pressure warning. The reason that the pilot did not release the external saw from the helicopter during the…NTSB ERA21LA091Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 172 · Pleasant Valley, NYA total loss of engine power due to failure of the magnetos, which were not overhauled in accordance with the manufacturer’s time specifications.NTSB CEN21LA092Accident · 1 fatalClass 3 · LimitedFinal reportSonex Tailwheel · Burleson, TXA total loss of engine power due to engine seizure. Contributing to the accident was the pilot decision not to orbit the airport, as originally planned.NTSB ERA21LA080Accident · 1 fatalClass 3 · LimitedFinal reportSocata TB10 · Pembroke Pines, FLThe pilot’s failure to use carburetor heat in environmental conditions favorable for serious carburetor ice during a prolonged wait with the engine at a low power setting before takeoff, which resulted in a partial loss of engine power due to carburetor ice.…NTSB ERA21LA071Accident · 1 fatalClass 3 · LimitedFinal reportAnthony Mattioli AR-1 · San Mateo, FLA loss of engine power due to fuel contamination.NTSB ERA21LA075Accident · No injuriesClass 3 · LimitedFinal reportKolb Firestar · Durham, NCA total loss of engine power due to fuel starvation as the result of a degraded fuel primer check valve.NTSB WPR21LA068Accident · Serious injuriesClass 3 · LimitedFinal reportCirrus Design SR22 · Ogden, UTThe partial loss of engine power for reasons that cannot be determined due to lack of available evidence.NTSB ERA21LA062Accident · No injuriesClass 3 · LimitedFinal reportErcoupe 415 · South Boston, VAThe improper installation of a fuel filter screen cover gasket, which resulted in its failure, fuel starvation, and a subsequent total loss of engine power during cruise flight. Contributing to the accident was the unapproved fuel sight gauge, which obscured…NTSB ERA21LA047Accident · No injuriesClass 4 · LimitedFinal reportAmerican Legend AL3 · Greenville, NCThe airplane’s collision with a bird during initial climb, which resulted in a forced landing.NTSB ERA21LA042Accident · Serious injuriesClass 3 · LimitedFinal reportRepublic RC3 · Advance, NCThe pilot’s inadequate preflight fuel planning, which resulted in a total loss of engine power due to fuel exhaustion.NTSB CEN21LA074Accident · No injuriesClass 4 · LimitedFinal reportZlin Savage Cub-S · Francis, OKThe pilot’s selection of unsuitable terrain for the landing, which resulted in a nose over when the airplane encountered soft sand during the landing roll.NTSB WPR21FA045Accident · 2 fatalClass 3 · FieldFinal reportCessna 177 · Langley, WAThe flight instructor’s failure to maintain airspeed, which resulted in an aerodynamic stall and subsequent loss of control while attempting to conduct an emergency landing. Contributing to the accident was a total loss of engine power as a result of…NTSB CEN21LA047Accident · Serious injuriesClass 3 · LimitedFinal reportErcoupe 415 · Ardmore, OKThe pilot’s improper decision to takeoff with 3 persons in a 2-place airplane and over maximum gross weight, and his failure to apply carburetor heat when the airplane’s engine experienced carburetor ice and a partial loss of power.NTSB ERA21LA030Accident · Minor injuriesClass 3 · LimitedFinal reportGrumman AA5 · Baxley, GAA partial loss of engine power for undetermined reasons.NTSB WPR21LA020Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-28-180 · Show Low, AZA partial loss of engine power due to the failure of the No. 4 cylinder exhaust valve.NTSB CEN21LA031Accident · No injuriesClass 3 · LimitedFinal reportPiper PA28 · Buda, TXAn improperly torqued oil line fitting during an engine overhaul, which resulted in oil exhaustion and a total loss of engine power.NTSB WPR21LA017Accident · No injuriesClass 3 · LimitedFinal reportPiper PA28 · Puyallup, WAA partial loss of engine power as a result of carburetor icing and the flight instructors failure to use carburetor heat.NTSB ERA21LA024Accident · Serious injuriesClass 3 · LimitedFinal reportRobinson R22 · Winder, GAMaintenance personnel’s failure to properly secure the engine cooling fan attachment bolts, leading to vibration of the cooling fan, the overextension of the tension belt actuator, the failure of the drive system vee-belts, and the loss of power to the rotor…NTSB ERA21LA022Accident · No injuriesClass 4 · LimitedFinal reportChampion 7FC · Moneta, VAThe fight instructor’s failure to ensure that the fuel selector handle was in the correct position, which resulted in a total loss of engine power during initial climb due to fuel starvation.NTSB ERA21LA009Accident · Minor injuriesClass 3 · LimitedFinal reportWatson Michael A Velocity Elite RG · Lady Lake, FLA total loss of engine power during cruise flight for undetermined reasons.NTSB CEN21LA002Accident · No injuriesClass 3 · LimitedFinal reportCessna 182 · Byers, COA partial loss of engine power for undetermined reasons.NTSB CEN21LA005Accident · No injuriesClass 4 · LimitedFinal reportAir Tractor AT402 · Egypt, ARThe pilot’s failure to maintain clearance from a tree limb during a low-level aerial application flight.NTSB ERA21LA005Accident · No injuriesClass 3 · LimitedFinal reportFokker DR1 · Wake, VAA total loss of engine power due to fuel starvation as the result of the improper installation of the ram air fuel vent tube, which resulted in the tube separating from the airplane during taxi and subsequent negative pressure inside the fuel tank.NTSB ERA20LA341Accident · No injuriesClass 3 · LimitedFinal reportTecnam P92 · Centerville, MDThe fatigue failure of the No. 1 cylinder exhaust valve spring retainer due to air trapped in the lubrication system, which resulted in a total loss of engine power.NTSB CEN20LA424Accident · Serious injuriesClass 3 · LimitedFinal reportKitfox Speedster · Leadville, COA partial loss of engine power due to fuel starvation as a result of the pilot’s improper maintenance.NTSB CEN20LA420Accident · No injuriesClass 3 · LimitedFinal reportBeech V35 · Terrell, TXFuel starvation due to a fuel system leak, which resulted in a loss of engine power and the subsequent forced landing on unsuitable terrain.NTSB ERA20LA332Accident · No injuriesClass 3 · LimitedFinal reportGlasair 1RG · Hagerstown, MDThe pilot's inadequate preflight inspection and fuel planning, which resulted in a total loss of engine power due to fuel exhaustion.NTSB CEN20LA422Accident · No injuriesClass 4 · LimitedFinal reportAeronca 7AC · St. Clairsville, OHThe pilots improper fuel planning that resulted in a total loss of engine power due to fuel exhaustion.NTSB ERA20LA333Accident · No injuriesClass 3 · LimitedFinal reportAyres S2R · Jackson, TNThe pilot’s failure to adequately monitor his fuel supply, resulting in fuel exhaustion, a total loss of engine power, and a forced landing.NTSB ERA20LA328Accident · No injuriesClass 3 · LimitedFinal reportRockwell S2R · Hamilton, GAThe pilot’s inadequate preflight planning and improper operation of the engine beyond its indicated maximum cruise power setting, which resulted in a total loss of engine power due to fuel exhaustion.NTSB ERA20LA325Accident · Minor injuriesClass 4 · LimitedFinal reportErcoupe F 1 · West Kingston, RIThe pilot’s failure to conduct a proper preflight inspection and ensure the fuel was uncontaminated, which resulted in a partial loss of engine power and forced landing.NTSB ERA20LA322Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA28R · Moosic, PAThe inadequate torquing of anchored-thru and free-thru studs during installation of the No. 2 cylinder, resulting in their fatigue fracture and subsequent total loss of engine power. Contributing to the undershoot landing was the pilot’s failure to divert to…NTSB ERA20LA320Accident · Minor injuriesClass 3 · LimitedFinal reportStinson 108 · Newport, PAA total loss of engine power during cruise flight due to a disconnected carburetor mixture control cable which allowed the carburetor mixture lever to migrate to the cut-off position during flight.NTSB CEN20LA403Accident · No injuriesClass 3 · LimitedFinal reportCessna 177RG · Palatine, ILThe loss of partial engine power due to fuel starvation during departure which resulted in a forced landing and collision with a utility pole.NTSB CEN20LA384Accident · No injuriesClass 3 · LimitedFinal reportPiper PA32R · Bonham, TXThe loss of engine power due to a disconnected fuel injector line that was not properly tightened during recent maintenance.NTSB CEN20LA380Accident · Serious injuriesClass 3 · LimitedFinal reportBeech 35 · Canyon Lake, TXThe total loss of engine power for a reason that could not be determined based on available information.NTSB CEN20LA373Accident · 1 fatalClass 3 · LimitedFinal reportPiper PA24 · Midland, MIThe loss of engine power due to fuel starvation.NTSB WPR20LA291Accident · Minor injuriesClass 3 · LimitedFinal reportCessna TU206 · Tusayan, AZA total loss of engine power due to fuel starvation as a result of contamination in the airplane’s fuel system.NTSB ERA20LA297Accident · 2 fatalClass 3 · LimitedFinal reportRockwell 500 · Pembroke Park, FLA total loss of engine power due to fuel exhaustion. Contributing to the fuel exhaustion was the fatigue fracture of an electrical wire in the tank unit or fuel transmitter, which likely resulted in an inaccurate fuel quantity indication.NTSB ERA20LA299Accident · No injuriesClass 3 · LimitedFinal reportCessna 172 · Weston, FLA total loss of engine power due to the failure of the Nos. 1 and 3 connecting rods from lack of lubrication.NTSB CEN20LA364Accident · No injuriesClass 3 · LimitedFinal reportGrumman G164 · Ogallala, NEThe total loss of engine power due to a failure of the master connecting rod.NTSB CEN20LA353Accident · No injuriesClass 3 · LimitedFinal reportAir Tractor AT602 · Inverness, MSThe pilot’s decision to move the power control lever into beta during flight, which resulted in the power control lever and associated linkage becoming stuck in the beta position.NTSB ERA20LA287Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA34 · Groton, CTThe reported partial loss of right engine power for reasons that could not be determined based on available evidence.NTSB WPR20CA273Accident · No injuriesClass 4 · Data collectionFinal reportSchweizer SGS233 · Warner Springs, CAThe pilot's inability to maintain altitude due to a loss of thermal lift, which resulted in an off-airport landing.NTSB CEN20LA342Accident · Minor injuriesClass 3 · LimitedFinal reportSiebel Auriga · Rockford, ILThe total loss of engine power for reasons that could not be determined based on available information.NTSB ERA20LA288Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 170 · Ardmore, TNThe pilot’s inadequate preflight planning and his decision to depart from a constrained, grass-covered field in elevated-density altitude conditions, which resulted in reduced takeoff and climb performance and a subsequent forced landing.NTSB CEN20LA330Accident · Serious injuriesClass 3 · LimitedFinal reportRobinson R44 · Logan, IAThe failure of the lower actuator bearing support brackets, which resulted in the misalignment of the clutch actuator, a loss of belt tension on the main rotor drive system, and a subsequent forced landing.NTSB ERA20LA278Accident · Serious injuriesClass 3 · LimitedFinal reportCessna P210 · Allendale, SCA total loss of engine power as a result of fuel starvation due to contamination from a thermoplastic polymer used in the fuel system. Contributing to the accident was the pilot’s failure to report debris observed in the fuel system during previous preflight…NTSB ERA20LA277Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA28 · St. Agatha, METhe failure of the crankshaft gear alignment dowel due to fatigue crack propagation and overstress, which resulted in a partial loss of engine power.