NTSB investigations
35,883 cases where the phase of flight was Enroute.
Cases, newest first
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.\"mKey\" IN (SELECT case_mkey FROM case_phases WHERE main = 400)
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."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 400)
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 CEN17FA167Accident · 1 fatalField investigationFinal reportCessna 421C · Huntsville, TXThe pilot's failure to identify the alternate runway, to perform a timely precautionary landing, and to maintain airplane control. Contributing to the accident was the failure of the left engine due to oil starvation for reasons that could not be determined…NTSB WPR17LA090Accident · Minor injuriesLimited investigationFinal reportCessna T210N · Banning, CAThe pilot's improper energy management during an emergency landing approach that was prompted by an engine power loss. The specific reason(s) for the power loss and the improper energy management could not be determined based on available evidence.NTSB GAA17CA244Accident · No injuriesData collectionFinal reportBeech 99 · Waukesha, WIAn in-flight collision with a bird during the approach.NTSB CEN17LA178Accident · Minor injuriesLimited investigationFinal reportCessna 182G · Manistee, MIThe failure of the airplane owner and maintenance personnel to follow the propeller manufacturer's recommend overhaul schedule, which resulted in a fatigue fracture of the propeller blade actuating pin and a loss of thrust in flight.NTSB CEN17LA166Accident · No injuriesLimited investigationFinal reportPiper PA 31-350 · Covington, LAThe pilot's improper fuel planning, which resulted in a total loss of power to both engines due to fuel exhaustion.NTSB ERA17LA163Accident · No injuriesLimited investigationFinal reportRobinson R44 · Orlando, FLA partial failure of the helicopter's engine tachometer due to the separation of one of the magnet assemblies and engine roughness, which precipitated the pilot’s initiation of an off-airport autorotation, during which he applied improper aft cyclic flight…NTSB ERA17LA160Accident · No injuriesLimited investigationFinal reportCessna 172 · Yankeetown, FLA total loss of engine power for reasons that could not be determined because postaccident examination of the engine revealed no evidence of any preaccident mechanical malfunctions or failures that would have precluded normal operation.NTSB DCA17WA113Incident · No injuriesForeign investigationBoeing 737 · Palma de Mallorca, SpainThe Comision de Investigacion de Accidenties E Incidentes de Aviacion Civil of Spain has notified the NTSB of an incident involving a CESSNA 510 airplane that occurred on April 20, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the…NTSB WPR17FA105Accident · 2 fatalField investigationFinal reportSocata TB 20 Trinidad · Sierraville, CAThe pilot's decision to continue visual flight rules flight into instrument meteorological conditions, which resulted in controlled flight into mountainous terrain.NTSB DCA17WA107Incident · No injuriesForeign investigationAirbus A320 · New Delhi, IndiaThe Aircraft Accident Investigation Bureau (AAIB) of India has notified the NTSB of an incident involving a AIRBUS A320 airplane that occurred on April 17, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of India's…NTSB ANC17LA020Accident · Minor injuriesLimited investigationFinal reportCessna 182 · Willow, AKThe partial loss of engine power for reasons that could not be determined based on the available information, which resulted in the forced landing attempt and impact with power lines.NTSB ENG17WA020Incident · No injuriesForeign investigationBAE JETSTREAM3100 · Monteria, ColombiaOn April 15, 2017, a Colombian-registered BAE Jetstream J32, HK4820, operated by Aerolinea de Antioquia ADA experienced a loss of power from the No. 2 engine, a Honeywell TPE331 turbopropeller. The engine was shutdown in flight and the airplane diverted to…NTSB DCA17CA101Accident · Serious injuriesData collectionFinal reportEmbraer ERJ 190 100 IGW · Orlando, FLan inadvertent encounter with convective turbulence, which resulted in a serious injury to a flight attendant.NTSB GAA17CA233Accident · No injuriesData collectionFinal reportPiper PA 34 · Llano, TXThe pilot’s complacency during the en route phase of flight, which resulted in fuel mismanagement and a subsequent gear-up landing.NTSB GAA17CA230Accident · No injuriesData collectionFinal reportCessna 180 · Manchester, CAThe pilot’s improper preflight fuel planning, which resulted in fuel exhaustion and the total loss of engine power.NTSB DCA17WA098Incident · No injuriesForeign investigationBoeing 737 · Dublin, IrelandThe Air Accident Investigation Unit (AAIU) of Ireland has notified the NTSB of an incident involving a BOEING 737 airplane that occurred on April 11, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of Ireland's…NTSB CEN17WA160Accident · Minor injuriesForeign investigationCessna U206 · Seine-Maritime, FranceOn April 9, 2017, about 1430 universal coordinated time (UTC), a Cessna U206-F airplane, F-HNCM, flipped on it back during a forced landing near Seine-Maritime, France, following a loss of engine power. The pilot and four passengers received minor injuries…NTSB DCA17WA095Incident · No injuriesForeign investigationBoeing 747 · Kong Kong, ChinaThe Australian Transport Safety Bureau (ATSB) has notified the NTSB of an incident involving a Boeing 747, which occurred on April 7, 2017. The NTSB has appointed a U.S Accredited Representative to assist under the provisions of ICAO Annex 13, as the State of…NTSB ERA17FA145Accident · 1 fatalField investigationFinal reportPipistrel Virus SW · Micanopy, FLThe pilot's intentional flight into an area of known convective thunderstorm activity, which resulted in an in-flight breakup.NTSB WPR17LA082Accident · Minor injuriesLimited investigationFinal reportOTT 601XL-B · The Dalles, ORA partial loss of engine power due to the reverse bending fatigue failure of the propeller hub bolts, which resulted from the bolts not fitting tightly into the propeller hub holes. Also causal was the pilot's decision to use improper bolts for this type of…NTSB CEN17WA143Accident · 5 fatalForeign investigationAerospatiale AS355 · Snowdonia, United KingdomOn March 29, 2017, about 1500 coordinated universal time, an Aerospatiale AS355 F1 helicopter, G-OHCP, collided with Rhinog Fawr mountain in Snowdonia, Wales, United Kingdom. The pilot and four passengers were fatally injured.The accident investigation is…NTSB ERA17FA140Accident · 2 fatalField investigationFinal reportBeech A36 · Dadeville, ALA loss of engine power for reasons that could not be determined due to postcrash thermal damage to the engine accessories and the airframe. Contributing to the accident was the pilot's failure to navigate to any of the available forced landing sites within…NTSB CEN17WA142Accident · 1 fatalForeign investigationRutan Longez · Cloncoskoran, IrelandOn March 27, 2017, at 1514 coordinated universal time, a Rutan Long-Ez, Irish registration EI-CPI, collided with terrain in Cloncoskoran, Waterford, Ireland, following a loss of engine power. The pilot was fatally injured and the airplane was destroyed. The…NTSB CEN17FA138Accident · 1 fatalField investigationFinal reportBeech V35 · Union City, OKThe pilot's improper recovery from a spin.NTSB ENG17WA019Incident · No injuriesForeign investigationSaab 340 · Dubbo, AustraliaOn March 23, 2017, a Saab 340B, registered in Australia as VH-RXS, had an in-flight shutdown of the right engine, a General Electric CT7-9B. During the climb, the crew detected abnormal turbine temperatures and vibrations from the right engine. The crew shut…NTSB DCA17WA137Incident · No injuriesForeign investigationBoeing 767 · Amsterdam, NetherlandsThe Air Accidents Investigation Branch (AAIB) of the United Kingdom has notified the NTSB of an incident involving a Boeing 767, which occurred on March 19, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the AAIB investigation under…NTSB CEN17RA131Accident · 4 fatalForeign investigationSikorsky S92 · Blacksod Bay, IrelandOn March 14, 2017, about 1719 universal coordinated time (UTC), a Sikorsky S-92 helicopter, Irish registration EI-ICR, crashed offshore near Blackrock Island West of Blacksod Bay, Ireland. There were 4 occupants. The pilot was fatally injured and 3…NTSB GAA17CA196Accident · No injuriesData collectionFinal reportSchweizer SGS126 · Bangor, PAThe glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight, which resulted in an off-airport landing.NTSB DCA17CA079Accident · Serious injuriesData collectionFinal reportMcdonnell Douglas DC 9 83(MD-83) · Dallas-Fort Worth (DFW), TXan inadvertent encounter with convective turbulence.NTSB GAA17CA179Accident · No injuriesData collectionFinal reportBurkhart Grob G 109B · Mokuleia, HIThe failure of the upper rudder hinge during flight due to severe corrosion. Contributing to the accident were the pilot’s inadequate preflight inspection and the lack of an annual inspection.NTSB ANC17FA018Accident · 1 fatalField investigationFinal reportCessna R172K · Nome, AKThe pilot's improper decision to conduct multiple visual approaches to the destination airport despite the night instrument meteorological conditions; the airplane's low fuel state at that time, which resulted in a total loss of engine power due to fuel…NTSB ANC17RA019Accident · 9 fatalForeign investigationBell 412 · Matsumoto, JapanimportNTSB WPR17FA066Accident · 4 fatalField investigationFinal reportCessna T310Q · Riverside, CAThe pilot's failure to maintain airplane control upon entering instrument meteorological conditions, which resulted in the airplane exceeding its critical angle of attack and an aerodynamic stall. Contributing to the accident was the pilot's personal pressure…NTSB CEN17FA112Accident · 1 fatalField investigationFinal reportBell 407 · Chauvin, LAThe pilot's failure to maintain proper altitude resulting in a collision with water for reasons that could not be determined based on the available information.NTSB WPR17FA065Accident · 3 fatalField investigationFinal reportCessna 172 · Panguitch, UTThe pilot's continued visual flight rules flight into instrument meteorological conditions, which resulted in controlled flight into terrain. Contributing to the accident were the pilot's inadequate preflight weather planning and his poor decision-making.NTSB WPR17LA067Accident · Minor injuriesLimited investigationFinal reportGuarino Vans · Marysville, CAA partial loss of engine power for reasons that could not be determined due to the fragmentation of the electrical system.NTSB ERA17LA116Accident · Serious injuriesLimited investigationFinal reportRobinson Helicopter R44 · Chatham, NJMaintenance personnel's improper installation and inspection of the crankshaft gear bolt during major overhaul, which resulted in the crankshaft gear disengaging from the accessory gears of the engine and a subsequent loss of power.NTSB GAA17CA178Accident · No injuriesData collectionFinal reportSchweizer 269C · Ormond beach, FLThe separation of the throttle cable’s outer housing from the inner housing at the throttle linkage while at a high-power setting, which prevented the pilot from being able to control the throttle and execute a proper landing flare and resulted in a hard…NTSB GAA17CA161Accident · No injuriesData collectionFinal reportPiper PA 28R · Phoenix, AZAn in-flight collision with a bird.NTSB CEN17WA213Accident · 1 fatalForeign investigationPiper PA28 · Petit Bourg, GuadeloupeOn February 20, 2017, about 1225 UTC, a Piper PA-28-161, French registration F-OGPJ, owned and operated by Aeroclub Les Ailes Guadeloupeenes, collided with a house while conducting low altitude cruise flight near Petit Bourg, Guadeloupe, French Antilles. The…NTSB CEN17LA110Accident · Serious injuriesLimited investigationFinal reportAerostar Acft Corp Of Texas M20E · Clever, MOThe failure of the engine No. 2 connecting rod bearing for reasons that could not be determined due to the extensive secondary engine damage.NTSB WPR17LA070Accident · Minor injuriesClass 3 · LimitedFinal reportBeech F33A · Pomona, CAThe total loss of engine power for reasons that could not be determined because postaccident examination of the engine revealed no mechanical malfunctions or failures that would have precluded normal operation.NTSB CEN17FA103Accident · 2 fatalField investigationFinal reportBell Helicopter Textron Canada 429 · Shreveport, LAThe pilot's inadvertent encounter with instrument meteorological conditions resulting in spatial disorientation, loss of control, and subsequent impact with terrain.NTSB CEN17LA121Accident · No injuriesLimited investigationFinal reportBeech C90A · Rattan, OKThe loss of electrical power due to the pilot’s inadvertent selection of the engine start switches and the subsequent fuel exhaustion to the left engine as the pilot attempted to locate visual meteorological conditions. Contributing to the accident were the…NTSB DCA17CA071Accident · Serious injuriesData collectionFinal reportBombardier DHC 8 311 · Dulles, VAan inadvertent encounter with clear air turbulence.NTSB ERA17FA108Accident · 3 fatalField investigationFinal reportPiper PA28R · Cedar Key, FLThe non-instrument-rated pilot's improper decision to continue visual flight rules flight into instrument meteorological conditions, which resulted in spatial disorientation and a loss of airplane control.NTSB ENG17WA013Incident · No injuriesForeign investigationBritish Aerospace Avro 146-RJ100 · London, United KingdomThe United Kingdom's Air Accidents Investigation Board (AAIB) has notified the NTSB of an incident involving an AVRO 146-RJ100 that occurred on February 10, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the AAIB investigation under…NTSB CEN17LA113Accident · Serious injuriesLimited investigationFinal reportBell-Transworld Helicopters 47D1 · Archer City, TXThe total loss of engine power due to fuel starvation, which resulted from the pilot’s inadvertent positioning of the mixture control to the “fuel cutoff” position.NTSB CEN17FA100Accident · 1 fatalField investigationFinal reportBell 206B · Galveston, TXThe pilot's failure to recognize the flight had encountered instrument meteorological conditions at night, which resulted in an unrecognized descent and collision with water.NTSB CEN17LA101Accident · Serious injuriesLimited investigationFinal reportMooney M20C · Ellendale, MNThe pilot’s incapacitation from carbon monoxide poisoning in flight due to cracks in the exhaust muffler, which resulted in the airplane’s continued flight until it ran out of fuel and its subsequent collision with terrain.