NTSB investigations, 2009
208 cases where the phase of flight was Maneuvering.
Cases per year
| 1964 | 415 |
|---|---|
| 1965 | 419 |
| 1966 | 366 |
| 1967 | 410 |
| 1968 | 394 |
| 1969 | 360 |
| 1970 | 330 |
| 1971 | 384 |
| 1972 | 359 |
| 1973 | 407 |
| 1974 | 410 |
| 1975 | 407 |
| 1976 | 480 |
| 1977 | 443 |
| 1978 | 433 |
| 1979 | 384 |
| 1980 | 377 |
| 1981 | 374 |
| 1982 | 416 |
| 1983 | 476 |
| 1984 | 462 |
| 1985 | 402 |
| 1986 | 357 |
| 1987 | 357 |
| 1988 | 349 |
| 1989 | 313 |
| 1990 | 307 |
| 1991 | 350 |
| 1992 | 309 |
| 1993 | 315 |
| 1994 | 322 |
| 1995 | 320 |
| 1996 | 279 |
| 1997 | 262 |
| 1998 | 259 |
| 1999 | 267 |
| 2000 | 281 |
| 2001 | 257 |
| 2002 | 241 |
| 2003 | 263 |
| 2004 | 224 |
| 2005 | 212 |
| 2006 | 203 |
| 2007 | 222 |
| 2008 | 234 |
| 2009 | 208 |
| 2010 | 222 |
| 2011 | 250 |
| 2012 | 236 |
| 2013 | 216 |
| 2014 | 199 |
| 2015 | 217 |
| 2016 | 177 |
| 2017 | 201 |
| 2018 | 187 |
| 2019 | 197 |
| 2020 | 165 |
| 2021 | 186 |
| 2022 | 186 |
| 2023 | 191 |
| 2024 | 165 |
| 2025 | 145 |
| 2026 | 90 |
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 year(c.\"eventDate\") = 2009
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 year(c."eventDate") = 2009
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 CEN10CA089Accident · Minor injuriesData collectionFinal reportLyman Randall/Scott David Avid Flyer · Eldon, MOThe pilot's inability to climb or maintain proper airspeed due to the improper pitch setting of the propeller.NTSB WPR10WA110Accident · Serious injuriesForeign investigationGarlick TH1F · Canowindra, AustraliaOn December 23, 2009, at 1850 local time, a Garlick TH-1F helicopter (modified Bell 204), Australian registry VH-UHD, registered to and operated by Coloundra Helicopter Center Pty, Ltd., collided with trees and terrain while maneuvering during an aerial fire…NTSB ERA10LA098Accident · Serious injuriesLimited investigationFinal reportCzech Aircraft Works Sportcruiser · Suffolk, VAThe pilot's inadequate recovery from a stall and inadvertent spin. Contributing to the accident was the improperly marked airspeed indicator and the airplane manufacturer's improper airspeed information. Also contributing was the instructor's inadequate…NTSB CEN10LA074Accident · Serious injuriesLimited investigationFinal reportGibson Mark Manta 503 · Magnolia, TXThe pilot's failure to maintain clearance from a static wire while maneuvering and his improper decision to fly with a low overcast sky.NTSB WPR10FA078Accident · 2 fatalField investigationFinal reportPiper PA-38-112 · Ojai, CAAirspeed was not maintained, which resulted in a loss of control and the airplane entering into a stall/spin to the ground. Contributing to the accident was a loss of engine power due to carburetor icing.NTSB WPR10LA069Accident · Serious injuriesLimited investigationFinal reportMahre Starduster SA300 · Zillah, WAThe pilot’s failure to maintain aircraft control during a low-altitude maneuver.NTSB ERA10LA085Accident · Serious injuriesLimited investigationFinal reportTail Feather Sea Rey · Sanibel Island, FLThe pilot’s failure to add power during a low-level turn, which resulted in a loss of airspeed and a subsequent stall.NTSB WPR10LA059Accident · 1 fatalLimited investigationFinal reportCessna 182K · Susanville, CAThe pilot's decision to takeoff into weather conditions conducive to ice accumulation, which resulted in an inadvertent stall/spin while maneuvering in the initial climb. Contributing to the accident was the likely accumulation of snow and ice on the airborne…NTSB WPR10CA057Accident · No injuriesData collectionFinal reportBell 206B · Lyons, ORThe pilot's inadvertent encounter with a vortex ring state (settling with power) condition while he was descending, and his improper initial remedial action.NTSB WPR10WA108Accident · 1 fatalForeign investigationCessna A188 · Kojonup, Australia, AustraliaOn November 17, 2009, at 1200 coordinated universal time, a Cessna A188B, Australian registry VH-ZRR, registered to and operated by South West Aerial Services, collided with the terrain while maneuvering during an aerial application flight near Kojonup,…NTSB WPR10FA055Accident · 3 fatalField investigationFinal reportAerospatiale AS350BA · Doyle, CAThe pilot became spatially disoriented while maneuvering on a dark night, which resulted in a loss of helicopter control.NTSB DCA10WA048Accident · 1 fatalForeign investigationEnglish Electric Lightning MK T5 · Bredasdorp, South AfricaOn November 14, 2009 about 1025 UTC, ZU-BEX, English Electric Lightning MK T5, crashed after the pilot reported he had experienced hydraulic failure while conducting aerobatic manuevers during an airshow near Bredasdorp, South Africa. Visual meteorological…NTSB CEN10LA046Accident · Serious injuriesLimited investigationFinal reportYounkin J R Mullicoupe · Siloam Springs, ARA loss of engine power due to fuel starvation for undetermined reasons.NTSB CEN10LA043Accident · 2 fatalLimited investigationFinal reportMoore Skybolt/BM · Altus, OKThe pilot's poor judgment by performing intentional low-level maneuvers that resulted in an inadvertent stall/spin at an altitude to low to affect a safe recovery.NTSB CEN10LA041Accident · 2 fatalLimited investigationFinal reportWicks Air Center Hornet · Bonham, TXThe pilot's loss of control shortly after takeoff due to spatial disorientation in fog and/or low-level clouds.NTSB ERA10CA046Accident · Minor injuriesData collectionFinal reportAmerican AA1 · Lake Placid, FLThe pilot's failure to maintain clearance from a power line.NTSB ERA10FA037Accident · 3 fatalField investigationFinal reportCessna 177 · ChristianstedThe pilot's failure to maintain airspeed, which resulted in an inadvertent stall/spin. Contributing to the accident was the pilot's failure to ensure proper loading of the airplane.NTSB CEN10LA031Accident · 2 fatalLimited investigationFinal reportAeronca 7AC · Gaylord, MIThe pilot's failure to maintain adequate airspeed during a low altitude turn resulting in an aerodynamic stall/spin and loss of control.NTSB ERA10LA032Accident · Serious injuriesLimited investigationFinal reportBell 206 · Eupora, MSA loss of engine power due to fuel contamination of the helicopter’s fuel supply.NTSB ERA10FA027Accident · 2 fatalField investigationFinal reportCessna U206G · Elizabethton, TNThe pilot’s failure to remain clear of rising terrain while maneuvering at low altitude.NTSB ERA10LA025Accident · Serious injuriesLimited investigationFinal reportArgence Enas A. Christen Eagle · Hernando, MSThe pilot's failure to maintain adequate airspeed during a return to the airport, which resulted in an aerodynamic stall and spin.NTSB ERA10LA019Accident · Serious injuriesLimited investigationFinal reportRobinson R44 · La Belle, FLThe loss of main rotor rpm due to the failure of one or more of the drive belts for undetermined reasons.NTSB ANC10FA004Accident · 1 fatalField investigationFinal reportCessna A185E · Healy, AKThe pilot's decision to maneuver at a low altitude over rising terrain in conditions conducive to turbulence/downdrafts, resulting in a loss of control and impact with terrain.NTSB WPR10FA012Accident · 1 fatalField investigationFinal reportMcdonnell Douglas Heli 369FF · Fossil, ORThe pilot's failure to maintain clearance from a power pole to which he was connecting wire-pulling ropes.NTSB CEN10FA011Accident · 2 fatalField investigationFinal reportCessna 150F · Alexandria, LAFailure of the wingman to maintain proper separation from the lead airplane during formation maneuvers. Contributing to the accident was lead's abrupt right bank and both pilots' lack of formation training.NTSB ERA10CA010Accident · No injuriesData collectionFinal reportSchweizer 269C-1 · Lewiston, METhe loss of tail rotor effectiveness (LTE) resulting from hovering the helicopter in a tailwind.NTSB CEN10CA010Accident · Serious injuriesData collectionFinal reportAerostar International RX-7 · Albuquerque, NMThe pilot’s failure to maintain adequate clearance from a known obstacle and the pilot’s failure to maintain control of the balloon during the sudden climb following the ejection of the passenger.NTSB WPR10WA036Accident · 1 fatalForeign investigationAir Tractor AT-502 · Narrogin, Australia, AustraliaOn October 3, 2009, at 1130 Western Standard Time, an Air Tractor AT-502, VH-ODP, operated by Agricair Pty Limited, as an agricultural flight collided with the ground while maneuvering 47 Km east northeast of Narrogin, Australia. Visual meteorological…NTSB CEN10TA006Accident · No injuriesFinal reportBeech E18S · Jones Creek, TXThe pilot's failure to see and avoid the radio tower.NTSB WPR09CA470Accident · Minor injuriesData collectionFinal reportRobinson Helicopter R44 II · Mt Charleston, NVThe pilot's failure to maintain aircraft control and terrain clearance while maneuvering at a low altitude above high terrain. Contributing to the accident was a downdraft and high density altitude.NTSB WPR09CA462Accident · No injuriesData collectionFinal reportAgusta A109 · Page, AZA total loss of engine power due to fuel exhaustion as a result of the pilot's inadequate in-flight planning and his decision to continue flight with a known low fuel level state.NTSB CEN09WA598Accident · 2 fatalForeign investigationSchweizer 269C · Blackpool, United KingdomOn September 22, 2009, at 1104 universal coordinated time, a Schweizer 269C helicopter, United Kingdom registered G-LINX, registered to Heli-Lynx Limited, was destroyed when it impacted terrain near Blackpool, Lancashire, England. Visual meteorological…NTSB CEN09LA597Accident · 1 fatalLimited investigationFinal reportPiper PA-12 · Columbia, MOThe pilot's continued visual flight into instrument meteorological conditions, which included low ceilings and fog, and his failure to maintain control of the airplane. Contributing to the accident was the partial loss of engine power as a result of water…NTSB ERA09FA524Accident · Serious injuriesField investigationFinal reportCurtis John P SEA REY · Winter Haven, FLThe flightcrew's failure to maintain adequate airspeed while maneuvering during a simulated engine failure, resulting in an aerodynamic stall and uncontrolled descent.NTSB ERA09FA515Accident · 1 fatalField investigationFinal reportCirrus SR-22 · Rock Hill, SCThe pilot's failure to maintain aircraft control and altitude while maneuvering after takeoff.NTSB CEN09LA574Accident · No injuriesLimited investigationFinal reportGrumman Acft ENG Cor-Schweizer G-164A · Kimball, NEA loss of engine power due to improper installation of an oil line fitting resulting in oil depletion.NTSB WPR09LA442Accident · Serious injuriesLimited investigationFinal reportSix Chuter SR 7 · Hooper, UTThe non-certificated pilot’s failure to maintain an adequate airspeed for the powered parachute while maneuvering at a low altitude.NTSB CEN09LA571Accident · Minor injuriesLimited investigationFinal reportMesserschmitt-Boelkow-Blohm BO-105S · Thibodaux, LAThe pilot's inability to maintain control due to the mechanic's inadvertent switching of two cyclic control tubes of different lengths during maintenance.NTSB CEN09LA565Accident · Serious injuriesLimited investigationFinal reportBell UH-1B · Arvilla, NDThe aircraft owner/mechanic/pilot's installation of an improper tail boom assembly and the resulting fatigue failure of the tail boom's attach fittings.NTSB CEN09LA575Accident · No injuriesLimited investigationFinal reportSchweizer 269C · Preston, TXThe loss of engine power for undetermined reasons.NTSB CEN09FA562Accident · 5 fatalField investigationFinal reportPiper PA-32R-300 · Tulsa, OKThe non-instrument-rated pilot’s decision to attempt flight in instrument meteorological conditions, which resulted in spatial disorientation and an in-flight collision with a radio tower guy wire.NTSB ERA09LA496Accident · No injuriesLimited investigationFinal reportPiper PA28-151 · Mansfield, MAA loss of engine power due to carburetor icing as a result of the pilot's delayed use of carburetor heat.NTSB ERA09LA492Accident · 1 fatalLimited investigationFinal reportBond Neal O S-9 · Saylorsburg, PAThe pilot’s excessive flight control inputs that resulted in an overload failure of the right elevator and horizontal stabilizer.NTSB CEN09CA560Accident · No injuriesData collectionFinal reportPiper PA-12 · Gonvick, MNA loss of engine power due to carburetor icing as a result of the pilot's failure to use carburetor heat.NTSB WPR09LA419Accident · 2 fatalLimited investigationFinal reportJames B. Taplin RV-6 · Orland, CAThe pilot's failure to maintain adequate airspeed while maneuvering, which resulted in an aerodynamic stall/spin.NTSB ERA09LA490Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Bainbridge, GAA total loss of engine power due to the loss of camshaft timing as a result of the displacement of the idler gear assembly.NTSB CEN09LA543Accident · 2 fatalLimited investigationFinal reportSportflight International Astra HKS · Bloomfield, INThe pilot's failure to maintain control of the airplane while maneuvering.NTSB CEN09CA559Accident · No injuriesData collectionFinal reportNavion Navion G · Eau Claire, MIA loss of engine power due to fuel starvation as a result of the pilot's inadequate fuel management.NTSB CEN09LA602Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301A · New Miner, WIA total loss of engine power due to the fatigue failure of the engine torsion shaft. Contributing to the accident was the chrome plating of the shaft by an undetermined maintenance/overhaul facility.NTSB CEN09LA536Accident · 2 fatalLimited investigationFinal reportBrown Steen Skybolt · Harrison, OHThe pilot's failure to maintain adequate airspeed which resulted in an aerodynamic stall.