NTSB investigations, MO
275 cases where the phase of flight was Maneuvering.
Cases per year
| 1964 | 12 |
|---|---|
| 1965 | 5 |
| 1966 | 3 |
| 1967 | 7 |
| 1968 | 6 |
| 1969 | 2 |
| 1970 | 4 |
| 1971 | 8 |
| 1972 | 9 |
| 1973 | 8 |
| 1974 | 4 |
| 1975 | 8 |
| 1976 | 8 |
| 1977 | 8 |
| 1978 | 8 |
| 1979 | 5 |
| 1980 | 6 |
| 1981 | 5 |
| 1982 | 3 |
| 1983 | 6 |
| 1984 | 5 |
| 1985 | 7 |
| 1986 | 4 |
| 1987 | 2 |
| 1988 | 6 |
| 1989 | 5 |
| 1990 | 3 |
| 1991 | 2 |
| 1992 | 5 |
| 1993 | 5 |
| 1994 | 4 |
| 1995 | 1 |
| 1996 | 5 |
| 1998 | 2 |
| 1999 | 3 |
| 2000 | 3 |
| 2001 | 5 |
| 2002 | 3 |
| 2003 | 1 |
| 2004 | 2 |
| 2005 | 2 |
| 2006 | 2 |
| 2007 | 6 |
| 2008 | 5 |
| 2009 | 3 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 5 |
| 2013 | 5 |
| 2014 | 2 |
| 2015 | 5 |
| 2016 | 6 |
| 2017 | 1 |
| 2018 | 3 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 8 |
| 2024 | 4 |
| 2025 | 5 |
| 2026 | 3 |
Where
Latest cases
Query with SQL
duckdb -csv -c "WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
current_codes AS (
SELECT e.case_mkey, TRY_CAST(e.\"tier1Number\" AS INTEGER) AS code,
row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e.\"isDefiningEvent\", false) DESC, e.position) AS n
FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
WHERE e.aircrafts_position = 1 AND e.\"tier1Number\" GLOB '[1-9][0-9]*'
AND (e.\"isDefiningEvent\" OR e.case_mkey IN (SELECT \"mKey\" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE \"isPre1982\"))
),
phases AS (
SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
FROM current_codes WHERE n = 1
UNION ALL
SELECT o.case_mkey, 'older', o.\"phaseOfFlightCode\", w.main
FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o.\"phaseOfFlightCode\"
WHERE o.aircrafts_position = 1 AND o.\"occurrenceNumber\" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
),
case_phases AS (
SELECT p.*, c.\"eventDate\", c.\"highestInjuryLevel\" = 'Fatal' AS fatal, a.aircraft_model_code
FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = p.case_mkey
LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
WHERE c.\"eventDate\" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
)
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\" = 'MO' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 450)
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.
WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
current_codes AS (
SELECT e.case_mkey, TRY_CAST(e."tier1Number" AS INTEGER) AS code,
row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e."isDefiningEvent", false) DESC, e.position) AS n
FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
WHERE e.aircrafts_position = 1 AND e."tier1Number" GLOB '[1-9][0-9]*'
AND (e."isDefiningEvent" OR e.case_mkey IN (SELECT "mKey" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE "isPre1982"))
),
phases AS (
SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
FROM current_codes WHERE n = 1
UNION ALL
SELECT o.case_mkey, 'older', o."phaseOfFlightCode", w.main
FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o."phaseOfFlightCode"
WHERE o.aircrafts_position = 1 AND o."occurrenceNumber" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
),
case_phases AS (
SELECT p.*, c."eventDate", c."highestInjuryLevel" = 'Fatal' AS fatal, a.aircraft_model_code
FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = p.case_mkey
LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
WHERE c."eventDate" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
)
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" = 'MO' AND c."eventCountry" = 'USA'
AND c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 450)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 CEN26LA269Accident · No injuriesClass 3 · LimitedPreliminary reportAero Commander Callair A-9B · Livonia, MOOn July 27, 2026, about 0819 central daylight time, an Aero Commander Callair A-9B airplane, N7799V, was substantially damaged when it was involved in an accident near Livonia, Missouri. The pilot was not injured. The airplane was operated as a Title 14 Code…NTSB CEN26LA234Accident · Serious injuriesClass 3 · LimitedPreliminary reportBell 47G-2 · Troy, MOOn June 22, 2026, about 1840 central daylight time, a Bell 47G-2 helicopter, N65520, was substantially damaged when it was involved in an accident near Troy, Missouri. The pilot sustained serious injuries. The helicopter was operated as a Title 14 Code of…NTSB CEN26LA101Accident · Minor injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 II · Sullivan, MOThe pilot’s failure to maintain clearance from powerlines during low-level operations.NTSB CEN25FA307Accident · 2 fatalClass 3 · FieldFinal reportHughes 369D · West Alton, MOThe pilot’s failure to maintain helicopter clearance from the powerline during the powerline maintenance operation for reasons that could not be determined.NTSB CEN25LA276Accident · Serious injuriesClass 4 · LimitedFinal reportAir Tractor AT-402A · Centralia, MOThe pilot’s failure to maintain clearance from power lines during low-level maneuvering.NTSB CEN25LA219Accident · Minor injuriesClass 4 · LimitedFinal reportAir Tractor AT-502B · Charleston, MOThe pilot’s loss of control during the spray pass, which resulted in impact with vegetation and terrain.NTSB CEN25FA151Accident · 1 fatalClass 3 · FieldPreliminary reportAeronca 7AC · Cape Fair, MOOn April 10, 2025, at 0904 central daylight time, an Aeronca 7AC airplane, N83952, was substantially damaged when it was involved in an accident near Cape Fair, Missouri. The pilot received serious injuries, and the passenger was fatally injured. The airplane…NTSB CEN25LA098Accident · No injuriesClass 4 · LimitedFinal reportMD Helicopters 369FF · Cookville, MOThe pilot’s failure to maintain adequate clearance from a tree during the low altitude operation.NTSB CEN25LA049Accident · Serious injuriesClass 4 · LimitedFinal reportPiper PA-28-140 · Camdenton, MOThe pilot’s poor flight planning which resulted in a loss of engine power due to fuel exhaustion.NTSB CEN24LA252Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 II · New Florence, MOThe pilot’s failure to maintain proper altitude/clearance from a dead tree limb during an aerial application flight.NTSB CEN24FA220Accident · 1 fatalClass 3 · FieldFinal reportAir Tractor AT-602 · Broseley, MOThe pilot’s inflight loss of airplane control for reasons that could not be determined.NTSB CEN24LA205Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R22 Beta · Palmyra, MOThe pilot’s failure to maintain clearance from power lines during approach.NTSB CEN23LA414Accident · Minor injuriesClass 4 · LimitedFinal reportBuckeye Dream Machine · Fortuna, MOThe non-certificated pilot’s failure to maintain the unregistered powered parachute’s clearance from power lines.NTSB CEN23LA383Accident · No injuriesClass 4 · LimitedFinal reportHiller UH-12A · Mosby, MOThe pilot’s failure to maintain adequate rotor rpm which resulted in a loss of control and impact with terrain.NTSB CEN23FA353Accident · 1 fatalClass 3 · FieldFinal reportAir Tractor AT-802 · Gilman City, MOThe pilot's exceedance of the airplane's critical angle of attack and failure to maintain adequate airspeed during a steep turn, which resulted in an aerodynamic stall at an altitude too low for recovery.NTSB CEN23LA280Accident · Serious injuriesClass 4 · LimitedFinal reportBell Helicopter Textron 206L-1 · Amity, MOThe pilot’s failure to see and avoid wires while conducting a low-level aerial application flight.NTSB CEN23LA261Accident · No injuriesClass 3 · LimitedFinal reportQuad City Challenger · Cedar Creek, MOA seizure of the power takeoff piston due to inadequate maintenance to the lubrication system, which resulted in a lack of oil lubrication and subsequent engine failure.NTSB CEN23LA260Accident · No injuriesClass 4 · LimitedFinal reportSharp Glennis Escapade · Bolivar, MOThe pilot’s failure to maintain aircraft control during a soft-field takeoff after encountering a wind gust.NTSB WPR23LA218Accident · Minor injuriesClass 3 · LimitedFinal reportCessna A188B · Chillicothe, MOA partial loss of engine power due to a tear in the fuel manifold diaphragm, which prevented sufficient fuel flow to the engine.NTSB WPR23LA158Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-18A 150 · Garrison, MOThe pilot’s inadequate fuel planning which resulted in fuel starvation, a loss of engine power and a subsequent impact with terrain.NTSB CEN22LA350Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 II · Marshall, MOThe pilot’s failure to adequately survey a field for obstructions prior to a low-level aerial application pass, which resulted in an impact with a powerline.NTSB CEN22LA324Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-28-161 · Grain Valley, MOThe loss of engine power due to fuel exhaustion.NTSB CEN22FA223Accident · 2 fatalClass 3 · FieldFinal reportAeronca 7AC · Bowling Green, MOThe pilots’ failure to maintain adequate airspeed while maneuvering, which resulted in an exceedance of the airplane’s critical angle of attack and an aerodynamic stall.NTSB CEN22LA200Accident · Minor injuriesClass 4 · LimitedFinal reportThrush S2R-H80 · Aurora, MOThe pilot did not ensure clearance from a power line during a surveillance pass of a field to be sprayed.NTSB CEN22LA087Accident · 1 fatalClass 3 · LimitedFinal reportJ&J Ultralights Seawing · Golden, MOThe noncertificated pilot’s failure to maintain aircraft control while aggressively maneuvering at low altitude.NTSB CEN22LA006Accident · Minor injuriesClass 4 · LimitedFinal reportRobinson Helicopter R66 · Delta, MOThe pilot’s inadequate inflight planning and his failure to see and avoid a wire which resulted in contact with the wire and subsequent ground impact.NTSB CEN22LA001Accident · 2 fatalClass 3 · LimitedFinal reportTandem Air-Bike · Warrensburg, MOThe improper judgment of both pilots to attempt a flight while impaired by drugs/medications and their failure to maintain control of the aircraft, which resulted in an aerodynamic stall and impact with terrain.NTSB CEN21LA446Accident · Serious injuriesClass 4 · LimitedFinal reportCole Paul B Challenger I · Higginsville, MOThe non-certificated pilot's exceedance of the airplane's critical angle of attack during a low-level turn, which resulted in an aerodynamic stall.NTSB CEN19LA016Accident · No injuriesClass 3 · LimitedFinal reportRotorway 162 · Passaic, MOThe electrical short in the main rotor rpm indicating unit which provided an inaccurate indication to the student pilot and resulted in substantial damage during the precautionary autorotation.NTSB CEN19FA009Accident · 1 fatalClass 2 · FieldFinal reportRobinson R22 · Fulton, MOA total loss of engine power due to carburetor icing, the pilot's delayed application of carburetor heat, and the pilot's delay in entering an autorotation following the loss of engine power, which resulted in a main rotor stall due to low rotor rpm and an…NTSB CEN18LA321Accident · Minor injuriesLimited investigationFinal reportCessna A188 · Sedalia, MOA total loss of engine power during low-altitude maneuvering for reasons that could not be determined due to postimpact fire damage.NTSB CEN17LA241Accident · Minor injuriesLimited investigationFinal reportCessna 172 · Fulton, MOThe partial loss of engine power due to water contamination in the fuel system.NTSB GAA16CA480Accident · No injuriesData collectionFinal reportHughes 369 · Peach Orchard, MOThe helicopter pilot’s failure to maintain sufficient separation between the main rotor blade and a power line during line guard installation, which resulted in an electrical arc to the main rotor.NTSB CEN16LA332Accident · No injuriesLimited investigationFinal reportPiper PA 25-235 · Miller, MOThe mechanic's improper installation of the left aileron swage fitting, which resulted in an inflight loss of control.NTSB GAA16CA384Accident · Minor injuriesData collectionFinal reportBoeing A75 · St. James, MOThe pilot's loss of control while performing an aerobatic maneuver resulting in an inadvertent spin and collision with trees and terrain.NTSB CEN16LA260Accident · 1 fatalLimited investigationFinal reportAir Tractor AT-602 · Kennett, MOThe pilot's failure to maintain clearance from power lines while maneuvering during the aerial application flight.NTSB CEN16LA222Accident · Serious injuriesLimited investigationFinal reportNorth American AT-6D · Henley, MOThe pilot’s decision to conduct extended inverted flight, which resulted in a total loss of engine power due to fuel flow disruption. Contributing to the accident was his decision to conduct aerobatic maneuvers at low altitude, which precluded him from…NTSB CEN16LA135Accident · Serious injuriesLimited investigationFinal reportBrantly B 2B · Galena, MOThe pilot’s loss of control for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.NTSB CEN16LA084Accident · Minor injuriesLimited investigationFinal reportSchweizer 269C · Warrenton, MOThe noninstrument-rated pilot's continued flight into instrument meteorological conditions at night, which resulted in the loss of visual reference to the ground and his subsequent failure to maintain clearance from trees.NTSB CEN16FA054Accident · 2 fatalField investigationFinal reportCessna 140 · Keytesville, MOThe non-instrument-rated pilot's decision to operate in dark night conditions with low clouds, which resulted in a loss of control due to spatial disorientation. Contributing to the accident was the pilot's use of methamphetamine, which impaired his…NTSB CEN16FA059Accident · 1 fatalField investigationFinal reportCessna 182C · Pattonsburg, MOThe pilot's loss of airplane control while maneuvering during low-level flight for reasons that could not be determined because examination of the airframe and engine did not reveal any preimpact anomalies.NTSB CEN16LA004Accident · Serious injuriesLimited investigationFinal reportCessna 150 · Dexter, MOThe pilot's impairment due to the ingestion of alcohol, which impaired his decision-making and resulted in his taking off and flying the airplane until the engine lost power due to fuel exhaustion.NTSB CEN15FA282Accident · 1 fatalField investigationFinal reportChristen Industries Pitts S-2B · Cameron, MOThe pilot’s failure to maintain airplane control during a low-level aerobatic flight maneuver.NTSB CEN15LA077Accident · Serious injuriesLimited investigationFinal reportNew Piper PA 32R-301T · Springfield, MOThe pilot’s decision to descend below the recommended altitude during approach for landing in night visual meteorological conditions, and his failure to see and avoid a lighted tower, which resulted in collision with the tower and a subsequent total loss of…NTSB CEN14CA382Accident · Serious injuriesData collectionFinal reportGremminger Greg Magni M 16 · Cape Girardeau, MOThe pilot's failure to maintain sufficient altitude while maneuvering which led to a collision with power lines.NTSB CEN14CA039Accident · Minor injuriesData collectionFinal reportWohaska John Parsons Stiles Gyro · Festus, MOThe pilot's improper propeller adjustment, which resulted in decreased performance and a loss of aircraft control.NTSB CEN13LA378Accident · No injuriesLimited investigationFinal reportBell 206B · St Louis, MOThe loss of engine power due to the separation of compressor blades, which resulted from fatigue cracking.NTSB CEN13FA295Accident · 2 fatalField investigationFinal reportRobinson Helicopter R44 II · Cross Timbers, MOThe pilot's failure to see and avoid a power line during the low-altitude flight.NTSB CEN13CA281Accident · No injuriesData collectionFinal reportHughes 369D · Camdenton, MOThe piece of wood/tree that contacted the main rotor blade during the low altitude tree-trimming flight.NTSB CEN13FA259Accident · 1 fatalField investigationFinal reportPiper PA-25-235 · Lamar, MOThe pilot's in-flight loss of control, which was likely due to a sudden cardiac event.