NTSB investigations: Piper PA-18

7 cases on aircraft the registry lists as Piper PA-18, where the first occurrence was “Loss of engine power”. 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19822026

NTSB investigations: Piper PA-18 per year, 1982–2026: 7 cases
1982	1
1994	1
1996	1
2002	1
2003	1
2007	2

Where

Open the map

Latest cases

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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7101802') 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" = 350)) 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7101802')
      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\" = 350))
  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 ('7101802')
    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" = 350))
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 ANC07CA072Accident · No injuriesData collectionFinal reportPiper PA-18 · Anaktuvuk Pass, AKThe pilot's inadequate preflight inspection, which resulted in a loss of engine power during approach due to water contaminated fuel.Aug 1, 2007 · N40832 · Substantial damage NTSB SEA07CA085Accident · No injuriesData collectionFinal reportPiper PA-18 · Tulare, CAThe loss of engine power for an undetermined reason. A contributing factor was the lack of suitable terrain for the forced landing.Mar 23, 2007 · N2124N · Substantial damage NTSB ANC03LA123Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Nenana, AKThe loss of engine power during cruise flight for an undetermined reason, which resulted in a forced landing and an in-flight collision with trees.Sep 24, 2003 · N330T · Substantial damage NTSB CHI02LA065Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Clear Lake, MNThe loss of engine power for undetermined reasons and the unsuitable terrain for the forced landing. Factors were the low altitude and the fences.Jan 20, 2002 · N7113K · Substantial damage NTSB ANC96LA060Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Kasilof, AKfuel starvation due to a kinked fuel supply line from the left main tank, and the pilot's improper rebuild/remanufacture of the airplane. A smaller than standard fuel line from the fuel strainer to the carburetor, a smaller than standard fuel cap vent, and a…Apr 28, 1996 · N1930A · Substantial damage NTSB BFO94LA154Accident · Minor injuriesLimited investigationFinal reportPiper PA-18 · Montpelier, VTThe loss of engine power for reasons undetermined.Aug 28, 1994 · N720PC · Substantial damage NTSB CHI82DA220Accident · Minor injuriesFinal reportPiper PA-18 · Hobart, INDuring takeoff, the engine lost power at an altitude of about 150 to 200 ft AGL. Subsequently, during a forced landing, the aircraft flew through a row of trees when the pilot tried to reach an open area that turned out to be a grave yard. The pilot believed…Jun 20, 1982 · N897SP · Substantial damage