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NTSB investigations: Piper PA-25-235, CO

36 cases on aircraft the registry lists as Piper PA-25-235. 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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19662026

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Query with SQL

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" = 'CO' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7102504')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

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\" = 'CO' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7102504'))
  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" = 'CO' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7102504'))
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 CEN14LA261Accident · Minor injuriesLimited investigationFinal reportPiper PA-25-235 · Boulder, COThe pilot's failure to adequately monitor the airplane's actual fuel consumption rate, which resulted in a total loss of engine power due to fuel exhaustion.May 28, 2014 · N8808L · Substantial damage NTSB CEN14FA230Accident · No injuriesField investigationFinal reportPiper PA 25-235 · Northglenn, COThe pilot's decision to operate the banner-tow flight below the minimum safe altitude specified by federal regulation, which likely limited his ability to recover from a potential loss of airspeed due to a gusting wind condition. Also causal was the pilot’s…May 5, 2014 · N4519Y · Destroyed NTSB CEN10FA115Accident · 3 fatalField investigationFinal reportPiper PA-25-235 · Boulder, COThe failure of both pilots to see and avoid the other resulting in a midair collision. Contributing to the accident was the lack of perceived visual relative motion of the Piper and the Cirrus to the pilot of each airplane, the terrain background, and the…Feb 6, 2010 · N8718L · 3 aircraft · Substantial damage NTSB DEN04CA073Accident · No injuriesData collectionFinal reportPiper PA-25-235 · Flagler, COthe pilot's improper in-flight planning/decision which led to fuel exhaustion and subsequent loss of engine power. Factors contributing to the accident were the low altitude, low airspeed, and the inoperative fuel quantity gauge.May 22, 2004 · N8586L · Substantial damage NTSB DEN02LA096Accident · Minor injuriesLimited investigationFinal reportPiper PA-25-235 · Boulder, COthe pilot's inadequate preflight preparation, which resulted in fuel exhaustion and a subsequent loss of engine power, and his failure to maintain adequate airspeed during the forced landing, which resulted in an inadvertent stall/mush. Factors included the…Aug 16, 2002 · N9791P · Destroyed NTSB FTW97LA202Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Lamar, COFailure of the left magneto and crank shaft idler drive gears. Factors were failure to perform a 100 hour inspection and unsuitable terrain for a forced landing.May 27, 1997 · N4829Y · Substantial damage NTSB 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 · Destroyed NTSB DEN92LA080Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Karval, COAn engine failure due to improper maintenance installation. A factor was: lack of suitable terrain for the forced landing.Aug 3, 1992 · N8635L · Destroyed NTSB DEN90DTE08Accident · No injuriesFinal reportPiper PA-25-235 · Idalia, COThe encounter with an unfavorable wind, a dust devil. A factor was the inability of the pilot to maintain directional control.Sep 11, 1990 · N9571P · Substantial damage NTSB DEN88DTE05Accident · No injuriesFinal reportPiper PA-25-235 · Limon, COThe plt reported that he was making his third swathrun when the eng quit. He attempted a forced landing but the acft nosed over. The plt said he had 15 gal of fuel on board at takeoff and had been airborne about 15 min. The FAA a/w insp who examined the…Jun 7, 1988 · N8678L · Substantial damage NTSB DEN88DTE03Accident · No injuriesFinal reportPiper PA-25-235 · Akron, COThe pilot said the wind was from 200 degrees at 10 KTS, as he began his takeoff on runway 13. When the aircraft reached 20-30 feet AGL it began to sink and collided with the ground. The pilot said he thought he encountered a wind shear or change of wind…Apr 25, 1988 · N9569P · Substantial damage NTSB DEN87DTE05Accident · No injuriesFinal reportPiper PA-25-235 · Center, COThe plt reported that the eng lost power while the acft was en route to spray a field. There was no suitable terrain for a forced landing and the plt landed the aircraft in a soft, cultivated field and nosed over. Examination of the eng revealed burned and…Sep 4, 1987 · N6796Z · Destroyed NTSB DEN87LA093Accident · No injuriesLimited investigationFinal reportPiper PA-25-235 · Idalia, COAn ag plt was attempting a takeoff on a dirt road for an aerial application flt. The wind was from the northwest and the acft was aligned to the south. During the takeoff ground run a gust from the rear lifted the acft. The acft departed the road to the left,…Apr 10, 1987 · N4765Y · Substantial damage NTSB DEN86LA171Accident · Minor injuriesLimited investigationFinal reportPiper PA-25-235 · Cope, COThe plt reports that the eng quit during a pull-up at the end of a swath run. A forced landing in a field straight ahead was attempted but the field had been cultivated recently and was soft. After a short ground roll the gear dug in and the acft nosed over.…Jun 22, 1986 · N7723Z · Substantial damage NTSB DEN86FA022Accident · 1 fatalField investigationFinal reportPiper PA-25-235B · Holly, COAccording to the plt's brother, he was on a flt to calibrate the acft's spraying equipment & to make a few practice crop spraying runs. While flying at aprx 30 ft AGL, the acft struck power lines, then crashed to the ground & burned. No preimpact part failure…Nov 13, 1985 · N7313Z · Substantial damage NTSB DEN84FA219Accident · 1 fatalField investigationFinal reportPiper PA-25-235 · Peetz, COPlt had completed spraying around farm buildings for insect control. On first pass in crop area, the acft was observed to pull up over pwr lines at end of swath run but collided with overhead ground wire at top of multi- wire array. Acft then collided with…Jul 12, 1984 · N6484Z · Destroyed NTSB 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 damage NTSB DEN80FTE58Accident · 1 fatalClosedPiper PA-25 · Meeker, COJun 21, 1980 · N7660Z · Destroyed NTSB DEN79FTE53Accident · Minor injuriesClosedPiper PA-25 · Center, COJun 24, 1979 · N7591Z · Destroyed NTSB DEN79DTE43Accident · No injuriesClosedPiper PA-25 · Eads, COJun 12, 1979 · N6496Z · Substantial damage NTSB DEN78DTE88Accident · No injuriesClosedPiper PA-25 · Center, COAug 20, 1978 · N5KL · Substantial damage NTSB DEN76FTE01Accident · Minor injuriesClosedPiper PA-25 · Wray, COJul 4, 1975 · N4367Y · Substantial damage NTSB DEN7KFTE75Accident · No injuriesClosedPiper PA-25 · Craig, COJun 16, 1975 · N6758Z · Destroyed NTSB DEN74DTE86Accident · No injuriesClosedPiper PA-25 · Center, COMay 10, 1974 · N5KL · Substantial damage NTSB DEN73DTE68Accident · No injuriesClosedPiper PA-25 · Center, COApr 14, 1973 · N5KL · Substantial damage NTSB DEN73DTE22Accident · No injuriesClosedPiper PA-25 · Eckley, COAug 22, 1972 · N7705Z · Substantial damage NTSB DEN73DTE12Accident · No injuriesClosedPiper PA-25 · Rocky Ford, COAug 2, 1972 · N8825L · Substantial damage NTSB DEN73FTE02Accident · No injuriesClosedPiper PA-25 · Mead, COJul 7, 1972 · N4999Y · Substantial damage NTSB DEN72FTE79Accident · Minor injuriesClosedPiper PA-25 · Kit Carson, COJun 26, 1972 · N7746Z · Substantial damage NTSB DEN72FTE65Accident · No injuriesClosedPiper PA-25 · Merino, COApr 5, 1972 · N7712Z · Substantial damage NTSB DEN72DTE08Accident · No injuriesClosedPiper PA-25 · Blanca, COAug 6, 1971 · N7191Z · Substantial damage NTSB DEN71DTE12Accident · No injuriesClosedPiper PA-25 · Breen, COJun 11, 1971 · N6629Z · Substantial damage NTSB DEN69F0097Accident · Serious injuriesClosedPiper PA-25 · Alamosa, COAug 4, 1968 · N6821Z · Destroyed NTSB DEN69D0058Accident · No injuriesClosedPiper PA-25 · Wellington, COMay 17, 1968 · N7440Z · Substantial damage NTSB DEN67D0061Accident · No injuriesClosedPiper PA-25 · Montrose, COJun 15, 1966 · N6568Z · Substantial damage NTSB DEN66F0346Accident · No injuriesClosedPiper PA25 · Haswell, COApr 26, 1966 · N7319Z · Substantial damage