NTSB investigations: Grumman Acft ENG Cor-Schweizer G-164A
652 cases on aircraft the registry lists as Grumman Acft ENG Cor-Schweizer G-164A. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
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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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3952801'))
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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3952801'))
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 SEA85LA074Accident · No injuriesLimited investigationFinal reportGrumman 164A · Ritzville, WADuring landing the acft caught a gust of wind and drifted right of the runway. The plt attempted to correct by use of rudder and aileron, but was unsuccessful. The acft then nosed ver.NTSB ATL85FLT04Accident · No injuriesFinal reportGrumman AG-CAT-G-114 · Madisonville, TNThe acft crashed in an open pasture after loss of power following a takeoff from an adjacent pasture. The acft had expereinced a power loss a few minutes earlier which had forced the plt to make an emergengy lndg. After grnd checking the powerplant the plt…NTSB ATL85LA018Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Tunica, MSThe pilot attempted takeoff from an agricultural site which had soft spots from wet conditions. Directional control was lost when one main wheel encountered a soft spot. The aircraft veered into a plowed field and flipped inverted.NTSB MKC85LA006Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Cotton Plant, ARDuring aerial application flight, the engine master connecting rod failed. Forced landing was performed in a Cotton field. Acft nosed over during landing roll due to terrain conditions. Engine had 176 hours since major ovhl.NTSB LAX84LA474Accident · No injuriesLimited investigationFinal reportGrumman 164A · Goodyear, AZPlt reported pwr loss occurred during night aerial application. Acft nosed over during forced landing in crop field. Investigation failed to reveal any evidence of a mechanical failure/malfunction. Engine was test run to extent permitted by damage and no…NTSB FTW84LA364Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Schriever, LAThe plt stated that he had full fuel & a full load of spray when the eng exploded. The nature & cause of the pwr failurewas not determined & external examination of the eng revealed no evidence of a mechanical failure.NTSB MKC84LA250Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Swifton, ARDuring a swath run the #9 cylinder on the radial engine separated. A forced landing was made during which the acft landed in a levee and nosed over.NTSB ATL84LA256Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Adams, TNAfter completing a spray run the plt climbed to 75 ft AGL to fly aprx 2 miles to the next field. The elevation of the destination field was higher than the last one sprayed; no estimate of elevation change was provided. While attempting to climb over a hill…NTSB MKC84FCA01Accident · Serious injuriesFinal reportGrumman-Schweizer G-164A · Neelyville, MOThe plt stated that after takeoff & two miles from the destination airport, the plt started a 180 deg turn to the rt to return to the takeoff strip. Approx halfway through the turn at 45 deg of bank, the rt wing pitched downward & he was unable to correct by…NTSB MKC84LA226Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Steele, MOThe pilot stated that after takeoff, at an altitude of 50 ft AGL he reduced the engine power. Shortly thereafter, the acft stalled and touched down on the rwy. He stated he applied excessive brake pressure to stop the acft and it nosed over on the rwy.NTSB MKC84LA222Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Stanford, ARWhen the pilot made his first swath run he flew over a set of wires, on the return run he went under the wires. The pilot said he hit his own prop wash and rolled enough for the wing tip to contact the wire.NTSB MKC84LA217Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Osceola, ARThe acft crashed into a levee in a rice field after losing engine power during a spray operation turn-around. The enginedid not quit entirely but lost enough power so that flt was not maintained. An inspection of the engine revealed a broked connecting rod.NTSB MKC84LA213Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Gillette, ARDuring swath run engine ran rough and could not sustain acft in flight. The plt made a forced landing in a soft freshly plowed field. The acft nosed over during the landing. Inspection of the acft revealed that one magneto was missing teethfrom the drive gear…NTSB MKC84LA200Accident · Minor injuriesLimited investigationFinal reportGrumman G164A · Bernie, MODescending out of the procedure turn into a swath run the plt was unable to level the acft in time to avoid flying into the bean field. The acft nosed over on impact and caught fire. Density altitude was about 2,800 ft. acft gross weight was aprx 5,500…NTSB LAX84LA380Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · El Mirage, AZThe plt was practicing takeoffs & landings with about 800 lbs of water on board. After turning downwind for his second landing, he experienced a loss of airspeed & the acft started to sink into power lines. He released the emergency dump gate, at which time,…NTSB DEN84LA192Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Murdo, SDThe pilot reported the engine failed while he was in a procedure turn. The pilot made a forced landing in an open field and the acft nosed over. Examination of the engine after the accident revealed the engine 'swallowed an exhaust valve' that caused the…NTSB FTW84LA262Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Bell City, LAA propeller counterweight bearing shaft failed after takeoff at max gross weight. A vibration occurred & the plt began dumping his load, but he was unable to maintain altitude. The aircraft landed in soft mud and nosed over when it collided with a rice levee…NTSB FTW84LA253Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Kinder, LAThe plt reported after the accident that he was dispensing fertilizer and had just flown through a heavy rain shower when the engine began to lose power. A forced landing was made in a flooded rice field and the acft nosed over. The pilot stated that he was…NTSB DEN84LA153Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Wiggins, COWhile en route to a field for aerial application, an oil mist appeared on the windshield of the acft. Shortly after that, the eng progressively lost power & the plt made a forced landing in a pasture. During the landing roll, the acft hit a hole in the ground…NTSB SEA84LA109Accident · No injuriesLimited investigationFinal reportGrumman G-164 · Craigmont, IDDuring aerial application the engine lost power & a forced landing was initiated to a wheat field. During the landing approach the acft stalled at about 10 to 20 feet AGL. The acft landed hard and flipped over. Examination of the engine revealed a broken…NTSB FTW84LA225Accident · No injuriesLimited investigationFinal reportGrumman G164A · Fenton, LAThe acft, while maneuvering at low alt, hit the ground and flipped inverted. The plt reported encountering a strong downdraft over a wooded area and in maneuvering to avoid the trees, the acft settled to the ground. The plt reported winds from 225 degrees at…NTSB SEA84LA097Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Hermiston, ORDuring a beginning swath run, the plt was making a left skidding turn to follow the edge of a circular field. He stated that the acft encountered a downdraft which raised the right wing. Subsequently, the left wing contacted the ground & the acft crashed.NTSB FTW84LA194Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Beaumont, TXThe acft stalled during a turn around between swath runs. The pilot stated that he was unable to recover because there was not sufficient alt.NTSB FTW84LA185Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Eunice, LAThe plt reported that the engine lost power on takeoff and return to the rwy was not possible, so he landed on the edge of a pond. A post accident investigaiton revealed a crack in the #7 cyl head between the spark plug holes. The engine had just gotten a…NTSB MKC84LA101Accident · No injuriesLimited investigationFinal reportSchweizer G-164A · Biscoe, ARAfter spraying operations acft propeller would be pressure sprayed. Water entered propeller pitch change bearings which corroded bearings. Eventually pitch movement was hindered by rust corrosion. The blade counterweight bolt broke allowing the propeller…NTSB FTW84LA145Accident · 1 fatalLimited investigationFinal reportGrumman G-164A · Abbeville, LAThe plt was employed as a professional corporate & charter plt; however, he had not flown agricultural acft in several years. He had receently purchased half interest in the air sevice & was on his 1st refresher flt since then. While the plt was practicing a…NTSB ATL83LA358Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Estill, SCDuring a swath run, the acft began to lose power, so the plt aborted the mission & started back to the arpt to land. However, before reaching the arpt, the eng quit running & the plt landed in a field. During the landing, the acft was extensively damaged. An…NTSB FTW83LA414Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Morse, LADuring a climbing turn after takeoff, the eng lost power & started smoking lightly. The plt dumped his chemical load & was able to clear a set of power lines. He then made a forced landing in a flooded rice field where the acft nosed over. An investigation…NTSB LAX83LA385Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Mohave Valley, AZDuring takeoff after reaching about 15 ft AGL, the plt heard a 'loud bang' & the acft shuddered. Immediately thereafter a substantial loss of power occurred. The plt stated he decreased the acft's pitch attitude to avoid stalling. Seconds later the left wing…NTSB FTW83LA366Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Jennings, LAThe acft nosed over during a forced landing after the engine quit shortly after takeoff. The main landing gear mired in soft plowed earth and the acft nosed over during landing. The takeoff gross weight was 5290 lbs. After the accident the engine tear down…NTSB LAX83LA332Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Buckeye, AZAfter takeoff the acft flew about 1/4 mile when the engine started running rough. The pilot jettisoned his load but could not maintain alt. The acft made a forced landing in a plowed field 3/4 mile from the service strip. An examinationof the engine revealed…NTSB LAX83LA330Accident · No injuriesLimited investigationFinal reportGrumman G-164 · Princeton, CAThe acft made a forced landing and was destroyed by fire after an engine failure during a spraying operation. The plt stated that his flagger saw black smoke during the pull-up. The smoke turned white and was observed coming from the stacks. Inspection of the…NTSB FTW83LA320Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Dayton, TXThe agricultural acft crashed 100 ft short of the rwy after the engine failed. The plt said the engine lost power and RPM so he decided to return to the airstrip after dumping his chemical load. The engine failed completely short of the rwy. The acft hit a…NTSB CHI83LA288Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Morris, MNThe plt reported that while he was waiting for the flagman, circling the field to be sprayed, & talking to the flagman, the acft began to sink & struck trees. The load was dumped, but the plane continued to sink to the ground. During the landing, the acft…NTSB SEA83LA143Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Waitsburg, WAThe acft groundlooped into soft dirt and nosed over after a brake malfunction. The pilot stated that upon landing the left brake locked. The pilot tried to maintain directional control with rudder and power. The acft veered right into soft dirt and came rest…NTSB MKC83LA138Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Poplar Bluff, MOAfter making 2 swath runs, the acft was in a procedure turn-around over a wooded area when the eng lost power. The plt tried to glide to a suitable area, but the acft hit the tops of trees & crashed. The owner stated the eng had a history of maintenance…NTSB FTW83LA239Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Hayes, LAThe acft ran off the rt side of the rwy and collided with a dirt embankment drng lndg roll. Brake fluid was found on the l main gear following the accd. Investigation revealed the source of the leak to be a popped o-ring in the brake actuating cylinder.NTSB FTW83LA235Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Stuttgart, ARAfter loading the acft with 50 gal of water, the plt took off to conduct aerial applicaiton maneuvers & to calibrate the acft's spray boom. At the end of the 1st swath run on a westerly heading, he pulled up over a power line, turned 90 deg right, reversed…NTSB FTW83LA220Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Bastrop, LAAfter arriving, the plt made a pass over the turf strip to inspect it before landing. He elected to land; however, during the landing roll-out, he saw a ditch running laterally across the strip, but by then, he was unable to avoid it. Subequently, the acft…NTSB MIA83LA135Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Clewiston, FLThe plt had just washed the acft & went for a short local flt to dry it. He made a low pass at the arpt & the acft stalled during the pull-up.NTSB FTW83LA205Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Anahuac, TXThe acft groundlooped in ruts during a forced landing after the engine quit. A ground fire destroyed the acft. The acft had approached the field to be sprayed and a witness on the ground said the engine sounded like it was being throttled back. When the pilot…NTSB ATL83LA158Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Lexington, NCThe aircraft collided with a ditch during a forced landing after power loss while on an aerial application flight. The engine failed because of loss of #2 cylinder. The cylinder head cracked and ruptured two oil lines. With the windshield covered with oil and…NTSB ATL83LA147Accident · No injuriesLimited investigationFinal reportGrumman G164 A · New Church, VAThe acft swerved from a soft spot on the runway and left the runway. When the acft went into a plowed field the landing gear mired and the acft nosed over. The pilot could not see over the nose of the tailwheel acft to detect the soft spot in the runway. The…NTSB LAX83LA128Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Williams Afb, AZWhile on a spray run, the eng lost power. Subsequently, the acft was damaged during a forced landing.NTSB LAX83LA115Accident · No injuriesLimited investigationFinal reportGrumman G164A · Mendota, CAThe acft collided with wires and crashed during and aerial application flight. The acft stalled after hitting the wires with the left wing and was out of control when it hit the ground and nosed over. The pilot said he had 3 miles visibility. He was also…NTSB ATL83LA019Accident · No injuriesLimited investigationFinal reportGrumman G-164 · Adel, GAFollowing maintenance performed on the aircraft the pilot conducted a check flight. After takeoff the pilot discovered fuel splashing on the windshield and proceeded to abort the takeoff. Upon landing the pilot lost control of the aircraft. The aircraft…NTSB FTW82DA354Accident · No injuriesFinal reportGrumman G-164A · Columbia, LADuring takeoff, the left wing of the aircraft contacted the cotton that was growing on the left side of the runway. The pilot reported that he could not lift the wing out of the cotton. When he reduced the power, the aircraft turned left and slid sideways.…NTSB SEA82DA127Accident · No injuriesFinal reportGrumman G-164A · Burley, IDAt about 20 ft AGL after takeoff the eng quit. The cause of the eng failure could not be determined.NTSB LAX82FUQ16Accident · Serious injuriesFinal reportGrumman G-164 · Lancaster, CAPlt was spraying very low due to wind conditions. Acft struck a water sprinkler & immediately caught on fire.NTSB ATL82DA199Accident · No injuriesFinal reportGrumman G-164A · Wetumpka, ALWhile taxiing onto the runway with a load of insecticide, the left main landing gear strut failed. The failure occurred about 2 inches from the fuselage attach point.