NTSB investigations: Piper PA-18

8 cases on aircraft the registry lists as Piper PA-18, where the first occurrence was “Loss of engine power(total) - nonmechanical”. 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

19832026

NTSB investigations: Piper PA-18 per year, 1983–2026: 8 cases
1983	1
1985	1
1986	1
1989	2
1996	1
1998	1
2002	1

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" = 353)) 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\" = 353))
  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" = 353))
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 NYC02LA181Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Belmar, NJThe improper use of an fuel additive which resulted in a power loss. A factor was the lack of suitable terrain.Sep 3, 2002 · N5428H · Substantial damage NTSB ANC98LA054Accident · Minor injuriesLimited investigationFinal reportPiper PA-18 · Glennallen, AKThe pilot's inadequate preflight of the airplane's fuel system, and presence of water in the fuel system.May 23, 1998 · N8578D · Substantial damage NTSB ATL96LA108Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Gatesville, NCThe pilot's inadequate preflight inspection which resulted in engine stoppage due to water contamination in the fuel system. A factor was the lack of suitable terrain for a forced landing.Jul 17, 1996 · N7168K · Substantial damage NTSB ANC89LA148Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Mcgrath, AKPilot-in-command's improper fuel consumption calculations, improper inflight planning, and decisions.Aug 22, 1989 · N202T · Substantial damage NTSB ANC89FA056Accident · No injuriesField investigationFinal reportPiper PA-18 · Chugiak, AKCarburetor ice due to the pilot's improper use of powerplant controls; and failure of the pilot to maintain adequate airspeed, while maneuvering (turning left), which resulted in an inadvertent stall. Factors related to the accident were: failure of the pilot…Apr 4, 1989 · N8677C · Substantial damage NTSB ANC86LA100Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Sparrovahn, AKThe plt reported a total loss of pwr occurred while maneuvering over an area to observe the terrain. A forced landing was made on a gravel bar during which the acft nosed over. In his recommendation on how the accident could have been prevented, the plt…Jul 3, 1986 · N5472H · Substantial damage NTSB DEN85LA248Accident · Serious injuriesLimited investigationFinal reportPiper PA-18 · Deming, NMWhile practicing touch and go landings the plt added pwr for takeoff and the eng quit. The plt veered the acft to the left to avoid hitting farm machinery and collided with a tree stump. Post accident exam of the eng revealed the eng mostlikely failed as a…Sep 24, 1985 · N7467D · Substantial damage NTSB ANC83FA070Accident · No injuriesField investigationFinal reportPiper PA-18 · Chugiak, AKThe acft collided with a tree during a forced landing and nosed over. The pilot reported that he made the takeoff with the fuel selector in the left tank position. Visual inspection of the left tank revealed no fuel in the tank except for residual fuel. Test…Apr 17, 1983 · N1827A · Substantial damage