NTSB investigations: Piper PA-25-235

24 cases on aircraft the registry lists as Piper PA-25-235, where the first occurrence was “In flight collision with terrain/water”. 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.

Cases per year

19822026
NTSB investigations: Piper PA-25-235 per year, 1982–2026: 24 cases
19822
19832
19842
19851
19861
19871
19881
19892
19901
19931
19941
19951
19981
19992
20012
20021
20061
20071

Latest 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7102504')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 230))
  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.

NTSB CHI07LA254Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Overly, NDThe pilot's failure to maintain terrain clearance during the agricultural application flight. Contributing to the accident was the wheat crop.Aug 2, 2007 · N7263Z · Substantial damageNTSB CHI06CA257Accident · No injuriesData collectionFinal reportPiper PA-25-235 · Anamoose, NDThe pilot not maintaining altitude/clearance from terrain during the aerial application pass.Sep 6, 2006 · N8501L · Substantial damageNTSB CHI02CA248Accident · No injuriesData collectionFinal reportPiper PA-25-235 · Ray, NDThe pilot inadvertently stalled the airplane during takeoff. A factor was the tailwind.Aug 14, 2002 · N7634Z · Substantial damageNTSB CHI01LA281Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Kenmare, NDThe pilot failed to maintain clearance with the terrain during the aerial application flight. Factors associated with the accident were the high vegetation and the pilot's diverted attention during the flight.Aug 16, 2001 · N6794Z · Substantial damageNTSB MIA01LA104Accident · Serious injuriesLimited investigationFinal reportPiper PA-25-235 · Bainbridge, GAThe pilot's failure to maintain a visual lookout while maneuvering during a agricultural run, and inadvertent descent with a known sun glare resulting in an in-flight collision with terrain.Mar 22, 2001 · N6674Z · Substantial damageNTSB CHI99LA230Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Fargo, NDthe altitude/clearance not maintained by the pilot.Jul 12, 1999 · N4652Y · Substantial damageNTSB CHI99LA229Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Lefor, NDthe altitude/clearance not maintained by the pilot.Jul 12, 1999 · N7329Z · Substantial damageNTSB MIA98LA222Accident · 1 fatalLimited investigationFinal reportPiper PA-25-235 · Bainbridge, GAThe pilot's failure to maintain airspeed resulting in a stall.Aug 12, 1998 · N8654L · Substantial damageNTSB FTW95LA304Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Stratton, COThe pilot's excessive rate of descent as he initiated the swath run and operation of the aircraft over the maximum allowable gross weight.Jul 15, 1995 · N9801P · DestroyedNTSB CHI94LA233Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Tribune, KSthe pilot's failure to maintain clearance above the corn crop during the swath run.Jul 19, 1994 · N6580Z · Substantial damageNTSB ATL93LA121Accident · 1 fatalLimited investigationFinal reportPiper PA-25-235 · Bainbridge, GAThe pilot's failure to maintain adequate clearance from the ground.Jul 2, 1993 · N8659L · Substantial damageNTSB FTW90DQG04Accident · 1 fatalFinal reportPiper PA-25-235 · Lubbock, TXFailure of the pilot to maintain adequate airspeed and altitude during a turn-around maneuver, which resulted in the aircraft stalling into the ground.Aug 25, 1990 · N9852P · DestroyedNTSB DEN89LA167Accident · No injuriesLimited investigationFinal reportPiper PA-25 · Wh Sulphur Spgs, MTThe pilot failed to maintain adequate airspeed during an aerial application maneuver and inadvertently allowed the aircraft to mush into the ground. Unfavorable wind and turbulence were considered to be contributing factors.Jul 11, 1989 · N6663Z · Substantial damageNTSB MKC89LA137Accident · Minor injuriesLimited investigationFinal reportPiper PA-25-235 · Clayton, KSThe failure of the pilot to compensate for the unfavorable wind conditions.Jun 18, 1989 · N8846L · Substantial damageNTSB MKC88DCD03Accident · 1 fatalFinal reportPiper PA-25-235 · Eldora, IAPilot was spraying a bean field when a witness saw his aircraft strike the ground. The aircraft then climbed to approximately 200 feet and leveled off. It then began a gentle climb, then entered a spin and desended into the ground. Examination of the aircraft…Aug 8, 1988 · N9612P · Substantial damageNTSB LAX87DVG02Accident · No injuriesFinal reportPiper PA-25-235 · Williams, CADuring an aerial application flt, the plt was paralleling a canal when the right wing became entangled in weeds and contacted the canal. The acft began a right turn when the acft slowed and the left main landing gear contacted the terrain. The acft nosed…Feb 15, 1987 · N7162Z · Substantial damageNTSB DEN86FTK04Accident · Serious injuriesFinal reportPiper PA-25-235 · Clear Lake, SDThere was a power line across the approach to the field being treated. The plt reports that he got too low during the flare out for entry to the swath run. The wheels contacted the sunflower crop and the acft impacted the ground. A fire developed during…Aug 7, 1986 · N7121Z · DestroyedNTSB LAX85FA216Accident · 1 fatalField investigationFinal reportPiper PA25-235 · Walnut Grove, CAThe acft flew into the ground on a procedure turnaround while spraying wheat with a toxic chemical. The acft did not stall and the engine sound did not change. A separated aileron crossover cable showed no fatigue. The cholinesterase level in the pilot's…Apr 19, 1985 · N9636P · DestroyedNTSB DEN84LA280Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Canton, SDDuring a descending apch to an unfamiliar cornfield for a swath run, the plt stated he had 'a flashing vision of wires.' The plt pushed the control stick forward to avoid hitting the wires at which time the acft contacted a corn crop in a slight nose down…Sep 15, 1984 · N7236Z · Substantial damageNTSB SEA84LA093Accident · No injuriesLimited investigationFinal reportPiper PA-25-235D · Heppner, ORThe plt reported that he was making a turn below the lee side of a ridge line at an alt of about 30 ft AGL. The acft reportedly encountered a downdraft & settled into the ground. During this occurrence, the landing gear collapsed, but no other major damage…Apr 22, 1984 · N9866P · DestroyedNTSB DEN83FTE12Accident · Serious injuriesFinal reportPiper PA-25-260 · Lamar, COThe acft collided with the ground during an aerial application maneuver. The pilot stated that he finished the second spray run and while in a turn the acft hit the ground on flat terrain. The pilot stated that he did not remember anymoreabout the flt. A fuel…Aug 31, 1983 · N7606Z · Substantial damageNTSB FTW83FA261Accident · 1 fatalField investigationFinal reportPiper PA-25-235 · Omega, OKThe plt had just completed spraying a field & was in a right turn when the right wing tip hit gently rising terrain. The owner thought that the plt might have diverted his attention while looking at a farmer's map to locate the next field. (Several similar…Jun 4, 1983 · N6551Z · DestroyedNTSB ATL82DA171Accident · Minor injuriesFinal reportPiper PA-25-235 · Ripley, INWhen the pilot arrived to spray the field for the first time, he saw powerlines along a road and saw poles on both sides of a creek. He assumed that all of the lines followed the road. He was unaware that a powerline crossed the narrow field that he was about…Jun 18, 1982 · N8544L · DestroyedNTSB DEN82FTA10Accident · Serious injuriesFinal reportPiper PA-25-235 · Glendive, MTThe pilot reported that he had just loaded the sprayer and had made one pass downhill. At the end of the field, he started a left turn to make an uphill pass. The pilot stated that he got into bad air or down slope air and started to dump the chemical but it…Jun 1, 1982 · N4589Y · Destroyed