NTSB investigations, CA
2,215 cases where the phase of flight was Maneuvering.
Cases per year
| 1964 | 57 |
|---|---|
| 1965 | 47 |
| 1966 | 54 |
| 1967 | 53 |
| 1968 | 58 |
| 1969 | 49 |
| 1970 | 47 |
| 1971 | 53 |
| 1972 | 42 |
| 1973 | 62 |
| 1974 | 51 |
| 1975 | 49 |
| 1976 | 46 |
| 1977 | 48 |
| 1978 | 64 |
| 1979 | 50 |
| 1980 | 40 |
| 1981 | 58 |
| 1982 | 51 |
| 1983 | 75 |
| 1984 | 61 |
| 1985 | 39 |
| 1986 | 37 |
| 1987 | 51 |
| 1988 | 57 |
| 1989 | 32 |
| 1990 | 40 |
| 1991 | 41 |
| 1992 | 43 |
| 1993 | 34 |
| 1994 | 33 |
| 1995 | 43 |
| 1996 | 27 |
| 1997 | 20 |
| 1998 | 35 |
| 1999 | 21 |
| 2000 | 34 |
| 2001 | 29 |
| 2002 | 26 |
| 2003 | 32 |
| 2004 | 19 |
| 2005 | 24 |
| 2006 | 32 |
| 2007 | 28 |
| 2008 | 28 |
| 2009 | 30 |
| 2010 | 23 |
| 2011 | 26 |
| 2012 | 20 |
| 2013 | 25 |
| 2014 | 22 |
| 2015 | 18 |
| 2016 | 10 |
| 2017 | 24 |
| 2018 | 14 |
| 2019 | 12 |
| 2020 | 11 |
| 2021 | 6 |
| 2022 | 14 |
| 2023 | 18 |
| 2024 | 12 |
| 2025 | 4 |
| 2026 | 6 |
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\" = 'CA' 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" = 'CA' 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 WPR26FA346Accident · 2 fatalClass 3 · FieldPreliminary reportAirbus AS332 · Yosemite Valley, CAOn September 20, 2026, at 1356 Pacific daylight time, an Airbus AS332 L1 Super Puma, N332N, was destroyed when it was involved in an accident near Yosemite Valley, California. The two pilots were fatally injured. The helicopter was operated as a public use…NTSB WPR26FA345Accident · 3 fatalClass 3 · FieldPreliminary reportEurocopter AS 350 B2 · Chatsworth, CAOn September 15, 2026, about 1855 Pacific daylight time, an Airbus Helicopters (formerly Eurocopter) AS-350 B2 helicopter, N358TV, was destroyed when it was involved in an accident near Chatsworth, California. The pilot, passenger and one person on the ground…NTSB WPR26LA291Accident · No injuriesClass 3 · LimitedPreliminary reportCessna 177B · Perris, CAOn August 5, 2026, at 1117 mountain daylight time, a Cessna 177B, N34852, was substantially damaged when it was involved in an accident near Perris, California. The flight instructor and student pilot were not injured. The airplane was being operated as a…NTSB WPR26LA220Accident · No injuriesClass 4 · LimitedFinal reportCessna 172S · Morgan Hill, CAAn in-flight collision with a bird.NTSB WPR26FA198Accident · 1 fatalClass 3 · FieldPreliminary reportMooney M20J · Woodlake, CAOn May 23, 2026, about 1034 Pacific daylight time, a Mooney M20J, N4452H, was destroyed when it was involved in an accident near Woodlake, California. The pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal Regulations part 91…NTSB WPR26FA121Accident · 1 fatalClass 3 · FieldPreliminary reportMD Helicopters 369FF · Mojave, CAOn March 9, 2026, about 1517 Pacific daylight time, an MD Helicopters 369FF, N530XX, was destroyed when it was involved in an accident near Mojave, California. The pilot was fatally injured. The helicopter was operated as a Title 14 Code of Federal…NTSB WPR26LA015Accident · No injuriesClass 4 · LimitedFinal reportCessna 172S · Lathrop, CAAn inflight collision with a bird.NTSB WPR25LA272Accident · Minor injuriesClass 3 · LimitedPreliminary reportAmerican Champion 8KCAB · Jamesburg, CAOn August 31, 2025, about 1100 Pacific daylight time, an American Champion 8KCAB Super Decathlon 177, N3357T, sustained substantial damage when it was involved in an accident near Jamesburg, California. The pilot and pilot rated passenger sustained minor…NTSB WPR25LA112Accident · Serious injuriesClass 4 · LimitedFinal reportEnstrom 280FX · Waterford, CAThe pilot’s failure to maintain clearance from water while operating at a low altitude.NTSB WPR25LA078Accident · No injuriesClass 4 · LimitedFinal reportBell 206A · Lemoore, CAThe pilot’s failure to maintain clearance from power lines while maneuvering at a low altitude.NTSB WPR25LA058Accident · Minor injuriesClass 4 · LimitedFinal reportEurocopter AS 350 B2 · Los Alamitos, CAThe student pilot’s failure to maintain directional control during a run-on landing and the flight instructor’s excessive correction which resulted in impact with terrain. Contributing to the accident was the flight instructor’s delayed remedial action.NTSB WPR25LA005Accident · Serious injuriesClass 4 · LimitedFinal reportRotorsport Cavalon · Chico, CAThe pilot's failure to maintain adequate airspeed resulting in an inadvertent descent and subsequent collision with trees.NTSB WPR24LA299Accident · Serious injuriesClass 4 · LimitedFinal reportWilliams Helicopter UH-1H · Colusa, CAThe pilot’s failure to set collective friction which resulted in collective bounce and subsequent loss of control.NTSB WPR24LA282Accident · Serious injuriesClass 4 · LimitedFinal reportGrumman Acft ENG Cor-Schweizer G-164B · Durham, CAThe pilot’s failure to maintain clearance from powerlines, which resulted in a wire strike.NTSB WPR24LA221Accident · No injuriesClass 4 · LimitedFinal reportBeech B19 · Running Springs, CAThe pilot’s decision to maneuver the airplane at a low altitude toward rising terrain, which exceeded the climb capability of the airplane.NTSB WPR24LA181Accident · Serious injuriesClass 4 · LimitedFinal reportCessna 172P · Santa Ynez, CAThe pilot’s failure to maintain airspeed which resulted in exceedance of the critical angle of attack and an aerodynamic stall/spin, with insufficient altitude for recovery. The student pilot’s exceedance of the critical angle of attack which resulted in a…NTSB WPR24LA134Accident · No injuriesClass 3 · LimitedFinal reportBell 206L-3 · Tracy, CAA loss of collective control authority due to fatigue failure of the collective servo cylinder extension arms from corrosion pitting.NTSB WPR24FA123Accident · 1 fatalClass 3 · FieldFinal reportAyres S2R-G10 · Derner, CAThe pilot’s failure to adequately monitor his fuel supply, resulting in fuel exhaustion, a total loss of engine power, and the airplane’s impact with terrain.NTSB ANC24LA021Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 172 · Huasna, CAThe pilot’s failure to maintain adequate airspeed during a low altitude maneuver, resulting in a loss of control.NTSB WPR24LA117Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-28-140 · Acton, CAThe pilots inability to fully turn off the carburetor heat which resulted in a reduction of engine power and reduced climb performance. Contributing to the accident was the pilots delayed recovery from the simulated emergency landing.NTSB WPR24LA094Accident · Minor injuriesClass 4 · LimitedFinal reportAeronca 7AC · Valley Springs, CAThe pilot’s decision to maneuver the airplane at a low altitude and inadvertently entering a box canyon where the airplane could not outclimb the rising terrain.NTSB WPR24LA093Accident · Minor injuriesClass 3 · LimitedFinal reportBell 47G-3B-1 · Garey, CAMaintenance personnel’s failure to properly check the torque paint on a fuel control unit B-nut, which resulted in the loosening of the B-nut, a loss of engine power at a low altitude, and a subsequent impact with terrain.NTSB WPR24LA092Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 II · Calexico, CAThe pilot's failure to maintain clearance from power lines during an aerial application flight.NTSB WPR23LA338Accident · Serious injuriesClass 3 · LimitedFinal reportBell 212 · Balch Camp, CAThe pilot’s inadequate performance planning for the operation that resulted in an excessive gross weight for the operating conditions, leading to a loss of altitude during maneuvering and contact with trees. Contributing to the accident was the pilot’s…NTSB WPR23LA336Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA-18-135 · Compton, CAAn overstress fracture of the pilot’s seat, which resulted in the loss of control during takeoff and the pilot’s inadvertent movement of the fuel selector and subsequent partial loss of engine power.NTSB WPR23LA322Accident · Serious injuriesClass 4 · LimitedFinal reportGrumman American Avn. AA-5B · Lone Pine, CAThe pilot's inability to maintain altitude after encountering a downdraft, which resulted in collision with terrain.NTSB WPR23LA313Accident · Minor injuriesClass 3 · LimitedFinal reportBell OH-58A · Guernsey, CAThe pilot’s overpitching of the main rotor blades while maneuvering at low altitude in a high-temperature environment at high gross weight, which resulted in a reduction of engine and rotor speed, excessive main rotor blade flapping, mast bumping, and impact…NTSB WPR23LA305Accident · 1 fatalClass 3 · LimitedFinal reportGrumman Acft ENG Cor-Schweizer G-164A · Davis, CAAn inflight loss of control during a low altitude operation for undetermined reasons.NTSB DCA23LA397Accident · No injuriesClass 4 · LimitedFinal reportSupernal SUP83-1 · California City, CAA loss of control in flight due to a loss of electrical power to one of the lift-motors.NTSB DCA23LA340Accident · No injuriesClass 4 · LimitedFinal reportSupernal SUP83-1 · California City, CAErroneous signal processing that resulted in a total loss of propulsion power.NTSB WPR23FA219Accident · 2 fatalClass 3 · FieldFinal reportSteen Skybolt · Rio Vista, CAThe pilots’ exceedance of the airplane's critical angle of attack while maneuvering to land, which resulted in an aerodynamic stall and subsequent loss of control.NTSB WPR23LA170Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 II · Van Nuys, CAThe pilot’s failure to maintain lateral control of the helicopter, which resulted in a hard landing.NTSB ANC23FA031Accident · 2 fatalClass 3 · FieldFinal reportBell Helicopter Textron 407 · Nuevo, CAThe pilot’s decision to maneuver in a steep bank at a low altitude, which resulted in his failure to maintain clearance with terrain.NTSB WPR23LA131Accident · Minor injuriesClass 4 · LimitedFinal reportMaule M-4-220C · Santa Ynez, CAThe pilot’s inadequate fuel planning, which resulted in a loss of engine power due to fuel starvation.NTSB WPR23LA128Accident · Serious injuriesClass 3 · LimitedFinal reportJones Jay D Cassutt M 11 · Castroville, CAA failure of the outboard trailing edge rib in the left wing, which resulted in a separation of the left aileron and a loss of control.NTSB WPR23FA122Accident · 1 fatalClass 3 · FieldFinal reportRockwell International S-2R · Willows, CAThe pilot’s failure to maintain clearance from powerlines while flying under multiple conductors during a low-altitude aerial application flight, which resulted in propeller contact with a powerline and a subsequent loss of control.NTSB WPR23LA120Accident · Serious injuriesClass 4 · LimitedFinal reportGrumman Acft ENG Cor-Schweizer G-164B · Vernalis, CAThe pilot’s failure to maintain clearance from a power line during a low-level aerial application flight.NTSB WPR23LA118Accident · No injuriesClass 4 · LimitedFinal reportBell UH-1B · Orland, CAThe pilot’s inadequate fuel planning, which resulted in fuel exhaustion and a loss of engine power.NTSB WPR23FA110Accident · 2 fatalClass 3 · FieldFinal reportWillman Loren LOREN'S Aircam · Grass Valley, CAThe pilot’s failure to maintain adequate airspeed and his exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall/spin at an altitude too low for recovery.NTSB WPR23LA112Accident · 1 fatalClass 3 · LimitedFinal reportStar Lite SL1 · Corning, CAThe student pilot’s loss of airplane control during an intentional aerobatic maneuver, which resulted in an inflight separation of the left wing and subsequent impact with the terrain.NTSB WPR23LA004Accident · Serious injuriesClass 3 · LimitedFinal reportBell 206B · Fresno, CAThe disbond of a tail rotor drive shaft splined adapter, which resulted in a loss of tail rotor drive and a subsequent hard landing.NTSB WPR22FA332Accident · 2 fatalClass 3 · FieldFinal reportBeech 58 · Galt, CAThe certified flight instructor's failure to maintain control of the airplane and inadequate supervision of the flight, which resulted in an aerodynamic stall/spin from which he could not recover.NTSB WPR22LA268Accident · Minor injuriesClass 3 · LimitedFinal reportPiper J3C-65 · Huntington Beach, CAA total loss of engine power due to fuel starvation and the pilot’s mismanagement of the available fuel at an altitude too low for recovery. Contributing was the pilot’s delayed decision to switch fuel tanks.NTSB WPR22LA236Accident · No injuriesClass 3 · LimitedFinal reportBell 206B · Merced, CAThe in-flight failure of the engine-to-transmission drive shaft due to a fatigue fracture of one of the KAflex flex frames caused by a loose bolt, which resulted in a total loss of power to the transmission and a subsequent hard landing.NTSB WPR22FA195Accident · 1 fatalClass 3 · FieldFinal reportMeyer Fred J Hornet · Lucerne Valley, CAThe pilot’s failure to maintain altitude during an aerobatic maneuver, which resulted in an impact with terrain.NTSB WPR21LA368Accident · No injuriesClass 4 · LimitedFinal reportAir Tractor AT-602 · Sacramento, CAThe pilot's inadequate fuel management, which resulted in a total loss of engine power due to fuel starvation.NTSB WPR22LA183AccidentClass 4 · LimitedFinal reportPyka Pelican · Winters, CADelamination of the uncrewed aircraft systems’ right wing skin surfaces from the wing spar that resulted in a spin and impact with terrain.NTSB WPR22LA174Accident · Serious injuriesClass 3 · LimitedFinal reportBell Helicopter Textron Canada 407 · Livermore, CALoss of engine power due to the pilot inadvertently selecting engine IDLE mode while in flight, which reduced rotor and engine speed to a level that could not sustain flight.NTSB WPR22LA140Accident · Minor injuriesClass 4 · LimitedFinal reportBell OH-58A · Merced, CAThe pilot’s failure to see and avoid wires while conducting an aerial application flight, which resulted in a wire strike and ground impact.NTSB WPR22LA125Accident · Serious injuriesClass 4 · LimitedFinal reportEurocopter AS332L1 · Azusa, CAThe pilot's failure to maintain clearance from a tree after encountering brownout conditions and a loss of visual reference during the approach to land.