NTSB investigations, AR
91 cases where the first occurrence was “Loss of engine power(total) - mech failure/malf”.
Cases per year
| 1982 | 1 |
|---|---|
| 1983 | 2 |
| 1984 | 8 |
| 1985 | 2 |
| 1986 | 7 |
| 1987 | 3 |
| 1988 | 8 |
| 1989 | 6 |
| 1990 | 5 |
| 1991 | 4 |
| 1992 | 9 |
| 1993 | 4 |
| 1994 | 7 |
| 1995 | 4 |
| 1996 | 3 |
| 1997 | 4 |
| 1998 | 3 |
| 1999 | 1 |
| 2000 | 1 |
| 2001 | 1 |
| 2004 | 1 |
| 2005 | 1 |
| 2006 | 4 |
| 2007 | 2 |
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\" = 'AR' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 351)
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" = 'AR' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 351) 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 CHI08CA005Accident · Minor injuriesData collectionFinal reportPiper PA-18-150 · Hot Springs, ARThe total loss of engine power due to inadequate fuel consumption calculations by the pilot resulting in fuel starvation while maneuvering over a lake at too low altitude for a safe landing. An additional cause was the unsuitable terrain encountered during…NTSB DFW07LA076Accident · No injuriesLimited investigationFinal reportAyres S2R-T41 · Turrell, ARThe loss of engine power due to a separated fuel line. A contributing factor was the lack of suitable terrain for the forced landing.NTSB DFW07LA029Accident · No injuriesLimited investigationFinal reportBeech V35 · Mountain View, ARThe loss of engine power due to oil starvation as a result of a broken oil pressure line. A contributing factor was the lack of suitable terrain for the forced landing.NTSB DFW07FA020Accident · 3 fatalField investigationFinal reportPiper PA-32-300 · Danville, ARFailure of the number 5 cylinder which resulted in oil starvation and the subsequent loss of engine power, and the pilot's inability to see the transmission line during the forced landing. Factors Contributing to the accident were the dark night and the…NTSB DFW06LA198Accident · No injuriesLimited investigationFinal reportAyres S2R-T34 · Parkdale, ARThe failure of a compressor turbine blade for undetermined reasons, which resulted in a total loss of engine power. A contributing factor was the lack of suitable terrain for the forced landing.NTSB DFW06LA154Accident · No injuriesLimited investigationFinal reportMcClung Christian Eagle I · Pocahontas, ARThe loss of engine power as a result of a fractured crankshaft due to fatigue. A factor was the engine modifications to increase engine horsepower.NTSB DFW06LA027Accident · 1 fatalLimited investigationFinal reportArrow Falcon Exporters Arrow F OH-58A · West Memphis, ARThe loss of engine power due to a disconnected pneumatic (Pc) line. A contributing factor was the ravine.NTSB FTW04FA057Accident · 1 fatalField investigationFinal reportCessna 182RG · El Dorado, ARThe loss of engine power as a result of loss of engine oil due to the failure of the oil filter converter plate gasket and the noncompliance to an airworthiness directive. Contributing factors were the lack of suitable terrain for the forced landing and the…NTSB FTW02FA054Accident · 2 fatalField investigationFinal reportCessna T210-M · Monticello, ARThe separation of the #2 connecting rod and subsequent catastrophic failure of the engine. A factor was the in-flight collision with a vehicle while maneuvering to a emergency landing area.NTSB FTW01LA018Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-235 · Almyra, ARthe loss of engine power due to the crankshaft idler gear's loose lower retaining screw, which resulted in the fatigue failure of the crankshaft idler gear's upper retaining screw.NTSB FTW99LA110Accident · No injuriesLimited investigationFinal reportCessna 172N · Turrell, ARThe total loss of engine power as the result of improper maintenance which led to the number one cylinder intake valve rocker assembly stud bolt backing out rendering the valve inoperative. A factor was the lack of suitable terrain for the forced landing.NTSB FTW99LA052Accident · No injuriesLimited investigationFinal reportCessna 182 · Umpire, ARCatastrophic engine failure due to failures of the #5 piston, #5 connecting rod, and the camshaft. A factor was the lack of suitable terrain for a forced landing.NTSB FTW98FA239Accident · Serious injuriesField investigationFinal reportBell 206L-3 · Springdale, ARThe failure of maintenance personnel to properly assemble the engine's accessory gearbox, which resulted in a total loss of engine power due to partial blockage of the main oil passage by an o-ring. The blockage reduced oil flow to the turbine shafting, which…NTSB FTW98FA165Accident · 2 fatalField investigationFinal reportVelocity 173 RG Elite · N. Little Rock, ARInadequate fusion between the valve stem and head due to inadequate quality control during construction of the exhaust valve for the number three cylinder. A contributing factor was the lack of suitable terrain for the forced landingNTSB FTW97FA304Accident · 1 fatalField investigationFinal reportGrumman G-164 · Wilmot, ARThe loss of engine power due to a fractured throttle cable because the cable housing prevents an inspection of the cable by maintenance personnel. Factors were the pilot's impairment due to a heart attack, the lack of suitable terrain for the forced landing,…NTSB FTW97LA223Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-400A · Black Oak, ARThe loss of engine power due to compressor turbine blade failure. A factor was the lack of suitable terrain for the forced landing.NTSB FTW97LA170Accident · No injuriesLimited investigationFinal reportAyres S2R-G6 · El Dorado, ARThe pilot misjudging his altitude above the airport, resulting in not attaining the proper touchdown point. A factor was the separation of teeth from the aft gear of the spur gear assembly, which resulted in the interruption of fuel.NTSB FTW97LA141Accident · No injuriesLimited investigationFinal reportPiper PA-17 · N Little Rock, ARloss of engine power due to failure of the crankshaft. A factor relating to the accident was: the lack of suitable terrain for the forced landing.NTSB FTW96LA219Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Griffithville, ARloss of engine oil (leak) for an undetermined reason, which resulted in oil starvation and a loss of engine power; and failure of the pilot to maintain airspeed during the emergency descent/landing phase, which resulted in an inadvertent stall and subsequent…NTSB FTW96LA135Accident · Minor injuriesLimited investigationFinal reportRockwell S-2R · Winchester, ARFailure of the engine master rod. A factor relating to the accident was: the lack of suitable terrain for a forced landing, due to the proximity of a power line and trees.NTSB FTW96LA132Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Dewitt, ARa loss of engine power due to the malfunction of the carburetor as a result of an improper overhaul. A factor was the unsuitable terrain for the forced landing.NTSB FTW96LA007Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Hamburg, ARLoss of engine power due to a cylinder failure. A factor relating to the accident was: the lack of suitable terrain for the forced landing.NTSB FTW95LA317Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Mccrory, ARThe loss of engine power due to a cracked cylinder. A factor was the lack of suitable terrain for the forced landing.NTSB FTW95LA297Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Osceola, ARThe loss of engine power due to a failed supercharger/blower. A factor was the lack of suitable terrain for a forced landing.NTSB FTW95LA213Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Caldwell, ARThe loss of power due to a crack in the #4 cylinder. Factors were the lack of suitable terrain for the forced landing and proper touchdown point not possible.NTSB FTW95LA039Accident · No injuriesLimited investigationFinal reportHughes 269A · Monticello, ARThe loss of engine power due to a fatigued rod end bolt. A factor was the lack of suitable terrain for landing.NTSB FTW94LA281Accident · No injuriesLimited investigationFinal reportWSK PZL Mielec M-18A Dromader · Wheatley, ARTotal loss of engine power due to a cracked cylinder. A factor was the lack of suitable terrain for the forced landing.NTSB FTW94LA256Accident · No injuriesLimited investigationFinal reportAir Tractor AT-401 · Mcgehee, ARTotal loss of engine power as the engine seized due to a blower bearing failure. A factor was the lack of suitable terrain for the forced landing.NTSB FTW94LA210Accident · No injuriesLimited investigationFinal reportHiller UH-12L4 · West Helena, ARA total loss of power due to a leak in the main fuel line which occurred as a result of an electrical short which burned a hole in the fuel line. Factors were a failure by the pilot to perform recommended maintenance and the lack of suitable terrain for a…NTSB FTW94LA205Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Brinkley, ARA supercharger impeller bearing failure. A factor was the lack of suitable terrain for the forced landing.NTSB FTW94LA177Accident · Minor injuriesLimited investigationFinal reportGrumman G-164B · Casscoe, ARThe inadvertent stall and power loss for undetermined reasons. A factor was the lack of suitable terrain for the forced landing.NTSB FTW94LA164Accident · No injuriesLimited investigationFinal reportAero Commander S2R · Monticello, ARThe loss of engine power due to the number 2 cylinder cracking. A factor was the lack of suitable terrain for the forced landing.NTSB DEN93LA081Accident · No injuriesLimited investigationFinal reportAir Tractor AT-401 · Dermott, ARPower loss due to the total failure of the engine's master rod. Factors were an improper engine overhaul and the lack of suitable terrain for a forced landing.NTSB FTW93LA215Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Mccrory, ARThe loss of engine power due to cylinder failure. A factor was the lack of suitable terrain for the forced landing.NTSB FTW93LA190Accident · No injuriesLimited investigationFinal reportRockwell S-2R · Wynne, ARThe engine power loss for undetermined reasons and the lack of suitable terrain for a forced landing.NTSB FTW93LA171Accident · No injuriesLimited investigationFinal reportAyres SR2-T34 · Harrisburg, ARThe loss of engine power due to the failure of the reduction gear assembly due to fatigue. A factor was the lack of suitable terrain for the forced landing.NTSB FTW93LA036Accident · No injuriesLimited investigationFinal reportCessna 210B · Mountain View, ARThe collapsed right main gear due to the gear locking mechanism not being engaged. A factor was the failed crankshaft.NTSB FTW92DPG14Accident · No injuriesFinal reportAir Tractor AT-300 · Wilmont, ARPower loss due to a failed cracked cylinder. A factor was the lack of suitable terrain for the forced landing.NTSB FTW92DPG10Accident · No injuriesFinal reportRockwell S2R-R3S · Minturn, ARThe loss of engine power and the encounter with unsuitable terrain during the forced landing.NTSB FTW92DPG08Accident · No injuriesFinal reportGrumman G-164A · Grady, ARLoss of engine power due to a failed cylinder. A factor was the unsuitable terrain.NTSB FTW92DPG07Accident · No injuriesFinal reportAyres S2R · Grady, ARThe loss of engine power due to the separation of the number one engine cylinder. A factor was the unsuitable terrain.NTSB FTW92DPG05Accident · Minor injuriesFinal reportAir Tractor AT-301 · Cotton Plant, ARThe loss of engine power. A factor was the unsuitable terrain.NTSB FTW92DPG06Accident · No injuriesFinal reportGrumman G-164A · Swifton, ARLoss of engine power. A factor was the lack of suitable terrain for forced landing.NTSB FTW92LA138Accident · Serious injuriesLimited investigationFinal reportPiper PA-25-260 · Des Arc, ARThe power loss due to the failed exhaust stack resultant from inadequate maintenance inspection. Factors were the lack of suitable terrain for the landing and the pilot's failure to maintain airspeed.NTSB FTW92LA069Accident · Serious injuriesLimited investigationFinal reportRalph Legate Stits Skycoup · Conway, ARThe pilot's failure to maintain proper clearance with the guy wire. A factor was the fuel starvation caused by failure of the carburetor float.NTSB FTW91DPG15Accident · No injuriesFinal reportGrumman 164B · Brinkley, ARA blocked fuel screen which resulted in a fuel starvation induced loss of power. A factor was the lack of suitable terrain for the forced landing.NTSB FTW91DPG09Accident · No injuriesFinal reportGrumman G-164A · Goodwin, ARPower loss due to failure of the number five cylinder assembly. A factor was the soft terrain.NTSB FTW91LA082Accident · No injuriesLimited investigationFinal reportCessna 210L · Marked Tree, ARThe failure of the engine piston and connecting rod. A factor was the wet landing area.NTSB FTW91FA045Accident · 1 fatalField investigationFinal reportPiper PA-60-600 · Fort Chaffee, ARThe pilot's operation of the aircraft with known deficiencies in equipment. Factors were the improper overhaul of the engines by other maintenance personnel resulting in oil loss, deteriorated engine performance, and unsuitable terrain.NTSB FTW90DPG08Accident · Serious injuriesFinal reportAir Tractor AT-301 · Corning, ARBlockage of the carburetor Air intake by a collapsed Air induction hose due to improper maintenance by an unknown party.