NTSB investigations
1,408 cases where the first occurrence was “Loss of engine power(partial) - mech failure/malf”.
Cases, newest first
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.\"mKey\" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 352) 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."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 352) 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 LAX83LA177Accident · Serious injuriesLimited investigationFinal reportCessna T188C · Soloman, AZThe acft experienced a partial power loss and made an emergency landing in the field it was spraying. The acft had only made one spraying pass since being serviced with a full load of fuel and 140 gallons of chemical before the power loss occurred. As the…NTSB DEN83LA086Accident · No injuriesLimited investigationFinal reportPiper PA-18A-150 · Worland, WYThe acft collided with a ditch and collapsed the landing gear during a forced landing after the engine quit during a ferry flight. The plt refueled the empty right fuel tank and topped-off the left tank with 3 gallons of fuel before the initial takeoff on the…NTSB LAX83FUM05Accident · Serious injuriesFinal reportWare Teenie TWO · Escondido, CAThe eng lost power while cruising at 3000 feet. The pilot determined that the engine power loss was due to a restricted fuel line just ahead of the gascolator. A restriction of the inlet port of the gasocalator resulted from electrolytic corrosion of a steel…NTSB CHI83LA140Accident · No injuriesLimited investigationFinal reportBeech 35-C33 · Princton, MNThe pilot said that at 6000 feet MSL the engine began to miss and got worse. He tried to correct the situation but could not. He requested and was given vectors to the princeton arpt. The arpt was closed at the time due to snow covered ruts on the rnwy and…NTSB MIA83LA100Accident · No injuriesLimited investigationFinal reportQuicksilver Quicksilver MX II · Lakeland, FLThe acft collided with a sand hill at the departure end of the runway when the acft failed to accelerate sufficiently following a partial power loss during takeoff. According to the operator spark plug fouling in the engine was the cause of the partial power…NTSB FTW83FA149Accident · 3 fatalField investigationFinal reportPiper PA-34-200 · Kingston, OKThe acft rolled right after a premature liftoff due to a dip in the rwy. The acft continued to roll right until it impacted a 6 degree slope in a 100 degree nose down attitude. Investigation revealed that the right engine had suffered a power loss due to a…NTSB ATL83FA133Accident · Minor injuriesField investigationFinal reportGrumman American AA-1B · Chesapeake, VAThe plt took off on rwy 4 & made a climbing left turn for a downwind departure. At aprx 900 ft, there was a partial loss of power to about idle RPM. The plt stated that he switched fuel tanks, applied carburetor heat & pumped the throttle, all to no avail. He…NTSB DEN83FA071Accident · 1 fatalField investigationFinal reportCessna 182Q · Lake Powell, UTThe acft was seen to fly erratically before plunging into the lake during an landing attempt. Investigation revealed a history of pre-existing medical problems that could lead to 'a convulsive episode with accompanied loss of consciousness.' An examination of…NTSB ATL83LA113Accident · Minor injuriesLimited investigationFinal reportPiper PA-22-150 · Stafford, VAThe acft collided with a ditch during a forced landing. The plt was cruising at 3000 ft MSL when he heard a 'loud pop'. The engine started running rough and missing. The plt shut the engine down by pulling the mixture control and throttle. When he shut down…NTSB LAX83FA104Accident · 5 fatalField investigationFinal reportPiper 601P · San Diego, CAWhile taking off, the acft climbed aprx 100 to 200 ft, then began loosing alt. During a forced landing on a street, it hit a parked car & a light pole & burst in flames. The plt, who later expired, said that neither eng developed full power (2575 RPM). He…NTSB DEN83FTE06Accident · No injuriesFinal reportJohn Tylenda Quickie · Erie, COThe aircraft lost power during takeoff at about 50 to 75 feet above the runway. The pilot stated that the engine RPM began to surge. The pilot said he did not believe enough runway remained for a landing on the airport so he maintained level flt in a shallow…NTSB MKC83FA064Accident · Minor injuriesField investigationFinal reportCessna 310F · Vichy, MOThe plt stated that shortly after takeoff, at 500 ft AGL, the left prop feathered by itself, then the left engine quit & he was unable to restart it. He elected to divert to rolla, MO & land at the national arpt which had a longer rwy. While en route, he…NTSB FTW83LA103Accident · Minor injuriesLimited investigationFinal reportCessna P337H · La Porte, TXShortly after lift-off, the acft started its initial climb, then entered a slow descent. The flight was continued until the acft collided with a tv cable, suspended below telephone cables on the same poles. The acft contacted the ground, bounced & became…NTSB MIA83FA064Accident · No injuriesField investigationFinal reportPiper PA-31 · Miami Lakes, FLThe plt & a prospective buyer/passenger were on a local demonstration flt. Prior to this flt, the acft had been parked for nearly 1 yr. Since the last annual inspection on 1/12/82, it had been flown only 66 hrs. During the preflt, the plt found the fuel tanks…NTSB SEA83LA043Accident · No injuriesLimited investigationFinal reportBellanca 17-30A · Pocatello, IDDuring a missed approach a partial power loss occurred during the transition to climb. The plt executed a course reversal to return visually to the arpt. Shortly thereafter he chose to execute an emergency landing on a frontage road which paralleled rr…NTSB LAX83FA064Accident · Minor injuriesField investigationFinal reportCessna 340A · Monterey, CAThe acft began to lose power at about 400 ft AGL after takeoff and the pilot elected to land along the shoreline in the ocean. The acft ditched about 100 yards off shore. All 4 occupants were able to exit thru the airstair door and receivedonly minor…NTSB LAX83FUG11Accident · Minor injuriesFinal reportPiper PA-28R-200 · Upland, CAThe aircraft crashed 150 yards short of the runway during landing. The pilot said the manifold pressure kept falling as he progressed around the field in the traffic pattern. The engine went to idle on the base leg. The pilot had lowered the gear but not the…NTSB ANC83LA021Accident · No injuriesLimited investigationFinal reportPiper PA-34-200T · Gambell, AKOn 12/12/82, the aircraft departed on a flight from savoonga to nome, AK. After departure, the pilot noted a problem with the left engine and diverted to Gambell, AK. While en route to Gambell, there was a gradual loss of oil pressure. After landing, the…NTSB FTW83LA062Accident · Minor injuriesLimited investigationFinal reportCessna 140 · Ruston, LAOn takeoff the pilot heard a loud bang sound then lost engine power. The pilot made a 180 degree descending turn back toward the airport. At the edge of the airport the pilot made a hard touchdown on all three gear assemblies. Investigation revealed the…NTSB ANC83LA011Accident · No injuriesLimited investigationFinal reportBeech 50 · Quinhagak, AKLeft engine lost power after takeoff. Pilot feathered left engine and returned to runway on one engine. Since he was overshooting he elected to land on grass wheels up to avoid overrun and collision with ditch. The following discrepancies were found: exhaust…NTSB CHI83LA005Accident · No injuriesLimited investigationFinal reportGrumman AA-1C · Madison, INAfter takeoff from a touch & go the eng lost power. The #1 cyl upper plug lead nut had backed off & the lead was found resting in the plug. The #2 & #4 cyl upper plug lead nuts had backed off & both leads were not in the spark plugs but were resting on the…NTSB LAX83FUG01Accident · Minor injuriesFinal reportCougar A · El Mirage, CAAfter takeoff, the engine lost power. The pilot made a forced landing on the desert. The aircraft encountered sand and nosed over. The homebuilt aircraft had a common bracket for throttle and mixture. Advancing the throttle would leaned the mixture.NTSB MIA82DA189Accident · Minor injuriesFinal reportPiper PA-28-140 · Miami, FLEngine quit while cruising and a forced landing was made in a swamp. #3 cyl exhaust valve head failed. A section of the failed valve head travelled through the induction system into the #2 cylinder damaging both spark plugs rendering the cylinder inoperative.NTSB CHI82DA367Accident · No injuriesFinal reportCessna 207 · Bedford Park, ILPilot made forced landing at night in railroad yard. Engine had loose fuel line.NTSB MKC82FCJ06Accident · Serious injuriesFinal reportStinson 108-2 · Chadron, NEAfter departure, the pilot experienced a loss of power. The pilot made a forced landing in a field approximately one mile from the airport. Examination of the aircraft engine revealed that the mixture control was not attached at the carburetor and that the…NTSB ATL82DA280Accident · No injuriesFinal reportGrumman G-164 · Greenville, KYAccording to the caretaker of muhlenburg airport, N143W was having carburetor problems when it arrived to refuel prior to the accident flight. The caretaker stated that the pilot left the engine running while he refueled because the pilot said it wouldn't…NTSB DEN82DA194Accident · No injuriesFinal reportCessna 182P · 3/4 N.E. Of Nuc, COMinor eng maintenance was performed before takeoff. After takeoff the eng ran rough, backfired & could not produce sufficient power to sustain flight. During the landing in an open field the horizontal stablizer hit a fence. The plt reported that evidently a…NTSB DEN82AA191Accident · 6 fatalFinal reportMitsubishi MU-2B-25 · Hayden, COA maint supervisor & 2 plts noted that the l eng did not respond normally while being started. Aft starting, the plt taxied to rwy 10 for an IFR departure. Since the twy did not extend to the end of the rwy, the plt of another acft waited on the twy, just…NTSB NYC82DA225Accident · No injuriesFinal reportCessna 172K · Vinalhaven, METhe engine lost power at 100 feet of altitude after takeoff. The pilot found by pumping the throttle, he could regain some power. The aircraft collided with trees and came to rest on the ground. The mixture control cable had separated about one inch from it…NTSB ANC82DA083Accident · No injuriesFinal reportCessna 207A · Near Kipnuk, AKThe pilot reported that the aircraft lost oil pressure while he was in normal cruise. Shortly thereafter, the engine began running rough. The engine failed completely while he was on an approach for a forced landing. Shortly after touching down on uneven,…NTSB DEN82DA181Accident · Serious injuriesFinal reportErcoupe 415C · Englewood, COWhile on the downwind leg of the traffic pattern, a strong odor of fuel was detected by the aircrew. A few seconds later, there was a considerable loss of power. The engine continued to operate at reduced power, but the sink rate was too great to reach the…NTSB MKC82DA158Accident · No injuriesFinal reportFairchild Hiller FH 1100 · Mason City, IADuring a swath run, the engine RPM dropped to flight idle and the helicopter was landed hard in a clear area beside the field. An investigation revealed that a sensing line for the fuel control system had failed. This prevented the engine from operating above…NTSB ATL82DA244Accident · No injuriesFinal reportPiper PA-28-140 · Lexington, MSAbout 6 minutes after takeoff, there was a partial loss of engine power when the mixture lever was retarded to lean the engine for cruise. The mixture was quickly advanced, but the engine continued to lose power. The pilot turned back toward the departure…NTSB MIA82DA172Accident · No injuriesFinal reportHelio H-395 · Near St. Marks, FLDuring flight, the engine began missing and started vibrating excessively. The pilot force landed in a swamp with sawgrass and the aircraft flipped inverted. The #3 exhaust push rod was missing and was not found, but debris from the push rod shroud tube was…NTSB ANC82DA075Accident · Minor injuriesFinal reportEnstrom F-28F · Near Sutton, AKThe pilot had approached and landed on a bluff to discharge his two passengers. However, before discharging the passengers, he decided to takeoff and find a better landing area. When the helicopter was about 10 to 20 ft from the takeoff point, but…NTSB LAX82FUD04Accident · No injuriesFinal reportPiper PA-28R-201 · Hawthorne, CAThe acft crashed on final approach after the engine lost power. The plt stated that on final the engine backfired, lost power and would not respond to throttle movement. The engine had been the subject of previous write-ups & work orders, which included fuel…NTSB MKC82DA145Accident · No injuriesFinal reportCessna 150J · Conway Springs, KSThe aircraft engine lost power during landing and the aircraft hit trees 100 yards short of the runway. Post-accident examination disclosed low compression on 3 cylinders and none on number four cylinder. The engine had been low on RPM since the beginning of…NTSB FTW82FPM15Accident · 2 fatalFinal reportBeech H35 · Tulsa, OKAircraft lost power during takeoff. Pilot tried to turn back to airport in a left bank described as 60 to 90 degrees. Aircraft stalled and crashed about 1300 feet east of takeoff point. During the investigation the fuel pump was placed on a flow bench & on…NTSB CHI82DA303Accident · No injuriesFinal reportEnstrom F-28 · Waynesville, OHThe pilot stated that during a spraying operation he felt a vibration in the aircraft. He attempted a precautionary landing with reduced power, avoiding further stress on the rotor system. During the landing the skids dug into the soybeans and the main rotor…NTSB SEA82DA139Accident · No injuriesFinal reportEnstrom F280 · Seattle, WAHelicopter made an emergency forced landing after power loss aircraft landed heavily in loose dirt and damaged skids and rotors. Post-accident exam found "throttle activating arm was improperly engaged to throttle stop."NTSB NYC82DA189Accident · No injuriesFinal reportPiper PA-12 · Wellesley, MAThe pilot experienced a power loss and decaying RPM and decided to land short of destination which was 10 miles away. After surveying a pond for landing, the RPM was 600 and the landing was hard enough to damage the floats. As inspection revealed a blockage…NTSB DEN82FTC08Accident · Minor injuriesFinal reportCessna T210N · Near Laramie, WYThe pilot reported that on a previous flight, he had an engine problem, in which, he was unable to obtain more than 27 to 28 inches of manifold pressure. He had the engine checked, no problem was found that would have caused the loss of manifold pressure, and…NTSB ANC82IA067Incident · No injuriesIncident investigationFinal reportPiper J-3 · Near Big Lake, AKDuring cruise flight, the aircrafts engine lost power and began vibrating severly. After the pilot tried unsuccessfully to remedy the problem, he executed an emergency landing in a marsh. Shortly after touchdown the aircraft bogged down and nosed over. A…NTSB NYC82FNC10Accident · No injuriesFinal reportPiper PA-24-180 · Woodstock, VTApproximately 5 min after departure the eng lost most of its oil pressure & started to lose power. The acft landed on a rough plowed field & the gear were torn off. The aluminum oil line that connects to the oil cooler broke off at the flare. The "b" nut was…NTSB CHI82DA276Accident · No injuriesFinal reportPiper PA25-235C · Ada, MNThe pilot sprayed one field and proceeded to the next field about 2 miles away. He stated that he executed a tight 270 deg turn to the right at about 100 ft. he also stated that after about 90 deg through the turn, the aircraft lost power, stalled and…NTSB FTW82FPG19Accident · 1 fatalFinal reportCessna 150J · North Little Ro, ARAfter a right turn after takeoff from rwy 17 the plt declared an emergency. A witness heard the eng backfiring. The plt continued the right turn & attempted a landing on rwy 35. He was described as being too high & hot, & touched down, or almost touched down,…NTSB DEN82DA141Accident · Minor injuriesFinal reportAmerican AA5B · Broomfield, COThe pilot was conducting local area pleasure sightseeing flights when the aircraft failed to climb during a normal departure. She landed the aircraft in a plowed field. Investigation revealed the flight was conducted at a density altitude approximately 8,750…NTSB LAX82FVG29Accident · No injuriesFinal reportCessna 150 · Sacramento, CAThe purpose of the flight was to "shakedown" the aircraft and to break in a newly overhauled engine. A thorough preflight was made and some water was drained from the fuel tanks. (The aircraft had not been flown for some period of time.) While climbing after…NTSB LAX82DA272Accident · No injuriesFinal reportCessna 140 · Santa Ynez, CADuring practice landing the engine began to run rough and intermittently. The instructor attempted a downwind landing. Pulling up over a fence aircraft stalled and made a hard landing the aircraft then nosed over. The fuel cap vent was blocked which prevented…NTSB ANC82DA060Accident · No injuriesFinal reportPiper PA-22 · 65 Mi.Ene Of Mc, AKDuring flight, the pilot noticed a progressive loss of power. He elected to make an emergency landing on a gravel bar. During the landing, the aircraft rolled through a shallow slough where the left main gear hit a log. The nose gear then hit a bank at the…