NTSB investigations, IA
123 cases where the sequence of events included Collision with terr/obj (non-CFIT).
Cases per year
| 2008 | 12 |
|---|---|
| 2009 | 9 |
| 2010 | 13 |
| 2011 | 14 |
| 2012 | 7 |
| 2013 | 4 |
| 2014 | 3 |
| 2015 | 10 |
| 2016 | 9 |
| 2017 | 11 |
| 2018 | 4 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 4 |
| 2022 | 5 |
| 2023 | 4 |
| 2025 | 1 |
| 2026 | 3 |
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 c.\"eventStateOrRegion\" = 'IA' 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\" = '470' 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 c."eventStateOrRegion" = 'IA' 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" = '470' 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 ANC26LA082Accident · Minor injuriesClass 4 · LimitedInvestigation openRobinson Helicopter R44 · Macedonia, IANTSB CEN26LA256Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 II · Coralville, IAThe pilot’s failure to maintain clearance from a power line during a low-level aerial application flight.NTSB CEN26LA113Accident · No injuriesClass 4 · LimitedFinal reportCostruzioni Aeronautiche Tecna P-MENTOR · Des Moines, IAThe solo student pilot’s improper landing flare and subsequent improper recovery from a bounced landing, which resulted in a loss of directional control and a runway excursion.NTSB CEN25LA172Accident · No injuriesClass 4 · LimitedFinal reportGolden Circle Air T-Bird · Dallas Center, IAThe pilot’s failure to maintain adequate roll control of the light sport airplane while on final approach to the airstrip with a crosswind.NTSB CEN24LA011Accident · No injuriesClass 3 · LimitedFinal reportCirrus SR22 · Red Oak, IAThe fatigue failure of the exhaust valve due to excessive combustion deposits, which resulted in a partial loss of engine power. Contributing to the accident was the pilot’s failure to ensure that the required scheduled maintenance was completed.NTSB CEN23LA428Accident · No injuriesClass 4 · LimitedFinal reportBellanca 17-31A · Maurice, IAThe pilot’s failure to maintain directional control during the landing.NTSB CEN23LA336Accident · No injuriesClass 4 · LimitedFinal reportAir Tractor AT-402B · Alta, IAThe airplane’s encounter with a dust devil, which resulted in a loss of lift, and subsequent collision with powerlines.NTSB CEN23LA163Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 150J · Buffalo, IAA loss of engine power due to fuel exhaustion as a result of the pilot’s inadequate preflight planning. Contributing to the accident were the unreliable fuel quantity gauges and the improperly adjusted mixture control, which increased the fuel consumption…NTSB CEN23LA009Accident · Minor injuriesClass 4 · LimitedFinal reportYates Mike E Roaring Eagle · Stanwood, IAThe pilot’s exceedance of the airplane’s critical angle of attack in the traffic pattern, which resulted in an aerodynamic stall and loss of airplane control at too low of an altitude to recover. Contributing to the accident was the partial loss of engine…NTSB CEN22LA445Accident · No injuriesClass 4 · LimitedFinal reportCessna 172M · Monticello, IAThe pilot’s failure to maintain a proper approach airspeed and glidepath which resulted in a long landing and his inability to stop the airplane on available runway and the subsequent runway excursion.NTSB CEN22LA365Accident · No injuriesClass 4 · LimitedFinal reportUltramagic M56C · Indianola, IAThe pilot’s failure to maintain adequate clearance from powerlines.NTSB CEN22LA354Accident · No injuriesClass 3 · LimitedFinal reportAir Tractor AT-301 · Lamoni, IAA loss of airplane performance for reasons that could not be determined.NTSB CEN22LA371Accident · No injuriesClass 4 · LimitedFinal reportAyres S2R-T65 · Wyman / Washington, IAThe pilot not maintaining sufficient altitude to clear an obstruction during the aerial application flight.NTSB CEN21LA393Accident · No injuriesClass 4 · LimitedFinal reportAir Tractor AT-401B · Storm Lake, IAThe pilot’s failure to maintain adequate airspeed during a landing approach with a tailwind that resulted in a landing overrun and impact with terrain.NTSB CEN21LA319Accident · No injuriesClass 3 · LimitedFinal reportAir Tractor AT-401 · Carroll, IAThe wear-related failure of the airframe fuel boost pump, which resulted in fuel starvation and a loss of engine power.NTSB CEN21FA299Accident · 2 fatalClass 3 · FieldFinal reportCirrus Design SR22 · Lamoni, IAThe pilot did not maintain aircraft control during an attempted go-around after a bounced landing, which resulted in impact with terrain and a postimpact fire.NTSB CEN21LA138Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 182F · Millville, IAThe inadequate maintenance/inspection of the airplane, which resulted in a total loss of engine power due to oil starvation.NTSB CEN20LA261Accident · Minor injuriesClass 3 · LimitedFinal reportEnstrom 280 · Des Moines, IAThe partial loss of rotor and engine speed during approach for landing, which resulted in an autorotation and impact with terrain. The reason for the partial loss of rotor and engine speed could not be determined based on the available evidence. Contributing…NTSB CEN20CA244Accident · Serious injuriesClass 4 · Data collectionFinal reportCoyote S-6ES · Pisgah, IAThe uncertificated pilot's failure to attain/maintain a proper angle-of-attack during an initial climb that resulted in an aerodynamic stall and subsequent impact with terrain.NTSB CEN20CA155Accident · No injuriesData collectionFinal reportVans RV 3 · Independence, IAThe pilot's failure to maintain directional control during a high-speed taxi with a quartering tailwind, which resulted in a runway excursion and impact with a fence and terrain.NTSB CEN20CA120Accident · Serious injuriesData collectionFinal reportAeronca 7AC · Ankeny, IAThe pilot's improper starting procedure, which allowed the airplane to move forward over the wheel chocks and impact him and a hangar when he subsequently hand propped the engine.NTSB CEN20CA064Accident · Serious injuriesData collectionFinal reportGuimbal Cabri G2 · Independence, IAThe student pilot's failure to maintain helicopter control while maneuvering to land, which resulted in impact with an airplane and a hangar.NTSB CEN19FA259Accident · 1 fatalClass 3 · FieldFinal reportAir Tractor AT502 · Sumner, IAThe pilot’s impairment by medical conditions and/or medications, which resulted in the airplane’s impact with power lines and terrain.NTSB CEN19LA230Accident · Minor injuriesClass 3 · LimitedFinal reportRobinson R44 · Ida Grove, IAA total loss of engine power during an aerial application flight for undetermined reasons.NTSB GAA19CA428Accident · Minor injuriesData collectionFinal reportRobinson R44 · Council Bluff, IAThe pilot's improper cyclic input during liftoff from a landing deck, which resulted in the right skid hooking onto an opening on the landing deck and a subsequent dynamic rollover.NTSB GAA19CA173Accident · Minor injuriesData collectionFinal reportPereira Osprey · Independence, IAThe pilot's improper fuel planning, which resulted in fuel exhaustion and a total loss of engine power.NTSB GAA19CA172Accident · No injuriesData collectionFinal reportCessna 172 · Oskaloosa, IAThe student pilot's failure to maintain directional control during landing with a left quartering tailwind, which resulted in a runway excursion, impact with a snowbank, and a nose-over.NTSB WPR19FA022Accident · 4 fatalClass 2 · FieldFinal reportPiper PA28 · Guthrie Center, IAPilot incapacitation due to carbon monoxide poisoning as a result of an undetected crack in an engine exhaust muffler, which permitted entry of exhaust gasses into the cabin via the cabin heat system.NTSB GAA18CA453Accident · Minor injuriesData collectionFinal reportRobinson R44 · Elma, IAThe pilot's failure maintain clearance from power lines during an agricultural application flight.NTSB CEN18LA288Accident · No injuriesLimited investigationFinal reportAir Tractor AT 301 · Milford, IAThe pilot's loss of airplane control during takeoff for reasons that could not be determined because no anomalies consistent with a flight control system malfunction were observed.NTSB CEN18CA185Accident · No injuriesData collectionFinal reportCessna 120 · Harlan, IAThe pilot’s late go-around during a bounced landing, which led to an aerodynamic stall and impact with terrain.NTSB CEN18FA060Accident · 1 fatalField investigationFinal reportX-Air XA85 · Oskaloosa, IAThe pilot's low altitude flight into a power line due to his impairment from an acute physiologic event during the flight. Contributing to the pilot's impairment was his use of two sedating medications.NTSB CEN18LA051Accident · No injuriesLimited investigationFinal reportCessna 172C · Algona, IAThe No. 1 cylinder head separating at the cylinder head-to-barrel interface and the subsequent total loss of engine power.NTSB GAA17CA433Accident · No injuriesData collectionFinal reportStinson SR9 · Bode, IAThe pilot’s decision to take off from an unimproved bean field with insufficient length for the airplane to clear adjacent corn stalks.NTSB CEN17CA346Accident · Minor injuriesData collectionFinal reportRobinson Helicopter R44 II · Logan, IAThe pilot’s failure to maintain clearance from a wire during an agricultural application flight.NTSB CEN17LA263Accident · Serious injuriesLimited investigationFinal reportCirrus Design SR22 · Corydon, IAA total loss of engine power for reasons that could not be determined because postaccident examination of the engine and airframe did not reveal any anomalies that would have precluded normal operation.NTSB GAA17CA578Accident · No injuriesData collectionFinal reportColumbia Aircraft Mfg LC41 · Eagle Grove, IAThe pilot’s failure to maintain directional control during the landing roll in crosswind conditions.NTSB CEN17FA249Accident · 1 fatalField investigationFinal reportFlight Design Ctsw · Monticello, IAThe pilot's decision to fly with his large dog in the two-seat, light sport airplane, and the dog's likely contact with the flight controls during landing, which resulted in the pilot's loss of airplane control and a subsequent aerodynamic stall when the…NTSB GAA17CA338Accident · No injuriesData collectionFinal reportPiper PA 28 · Estherville, IAThe student pilot's failure to maintain crosswind correction during a go-around in gusting wind conditions.NTSB GAA17CA317Accident · No injuriesData collectionFinal reportCessna 177 · Guttenberg, IAThe pilot’s failure to maintain an adequate approach path, which resulted in the left wing impacting a street sign.NTSB CEN17LA156Accident · No injuriesLimited investigationFinal reportLoomis Xenon 4 · Knoxville, IAA partial loss of engine power for reasons that could not be determined based on the available information. Contributing to the accident was the failure of the owners to obtain proper materials regarding the operation and maintenance of the engine.NTSB CEN17FA147Accident · 2 fatalField investigationFinal reportPiper PA-28-180 · Oxford, IAThe failure of the pilot receiving instruction to recover from the practice stall before the airplane entered a spin and the flight instructor's inadequate monitoring of the pilot receiving instruction and delayed remedial action to recover the airplane.NTSB CEN16FA361Accident · 1 fatalField investigationFinal reportPiper PA 46-310P · Chariton, IAThe non-instrument-rated pilot's loss of control due to spatial disorientation in instrument meteorological conditions, which resulted in an exceedance of the airplane's design stress limitations and a subsequent in-flight breakup. Contributing to the…NTSB CEN16LA320Accident · Minor injuriesLimited investigationFinal reportCirrus Design SR20 · Des Moines, IAThe two separations in the induction system due to improper installation and/or maintenance, which resulted in a partial loss of engine power during initial climb.NTSB CEN16LA316Accident · No injuriesLimited investigationFinal reportSchabacker Konrad J Acro Sport II · Winterset, IAThe pilot’s failure to maintain directional control of the airplane during the landing roll, which resulted in an on-ground collision with two parked airplanes.NTSB CEN16LA310Accident · 2 fatalLimited investigationFinal reportPiper PA-11 · Indianola, IAThe pilot's inadequate preflight planning, which resulted in the airplane being operated above its maximum gross weight, degraded its climb performance, and led to an aerodynamic stall during the initial climb.NTSB GAA16CA393Accident · No injuriesData collectionFinal reportCessna 188 · What Cheer, IAThe loss of engine power for undetermined reasons due to the pilot not making the airplane or engine available for examination, which resulted in a forced landing and an impact with terrain.NTSB CEN16LA289Accident · Minor injuriesLimited investigationFinal reportBell OH 58A · Lake Mills, IAThe pilot's inadequate visual lookout, which resulted in a wire strike.NTSB GAA16CA257Accident · No injuriesData collectionFinal reportAeronca 11AC · Vinton, IAThe pilot's failure to maintain directional control during the landing roll in gusty crosswind conditions, which resulted in a runway excursion and ground loop.NTSB CEN16LA196Accident · Serious injuriesLimited investigationFinal reportWaco Classic YMF · West Des Moines, IAThe pilot's mismanagement of the airplane's fuel supply, which resulted in a total loss of engine power due to fuel starvation.